{"id":3350,"date":"2018-09-18T06:27:58","date_gmt":"2018-09-18T06:27:58","guid":{"rendered":"https:\/\/phelieu247.com\/?p=3350"},"modified":"2020-02-20T16:21:09","modified_gmt":"2020-02-20T09:21:09","slug":"quy-trinh-tai-che-phe-lieu-kim-loai","status":"publish","type":"post","link":"https:\/\/phelieu247.com\/en\/quy-trinh-tai-che-phe-lieu-kim-loai\/","title":{"rendered":"Gi\u1edbi thi\u1ec7u v\u1ec1 quy tr\u00ecnh t\u00e1i ch\u1ebf ph\u1ebf li\u1ec7u kim lo\u1ea1i – T\u00e1i ch\u1ebf ph\u1ebf li\u1ec7u kim lo\u1ea1i nh\u01b0 th\u1ebf n\u00e0o?"},"content":{"rendered":"

Sorry, this entry is only available in Ti\u1ebfng Vi\u1ec7t<\/a>. For the sake of viewer convenience, the content is shown below in the alternative language. You may click the link to switch the active language.<\/p>

<\/p>\n

Kim lo\u1ea1i l\u00e0 m\u1ed9t ph\u1ea7n trong cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y c\u1ee7a ch\u00fang ta. Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ch\u1ebf t\u1ea1o nhi\u1ec1u thi\u1ebft b\u1ecb, v\u1eadt d\u1ee5ng… T\u1eeb c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n l\u1edbn nh\u01b0 \u00f4 t\u00f4; xe t\u1ea3i; xe l\u1eeda; t\u00e0u h\u1ecfa; t\u00e0u, m\u00e1y bay… \u0111\u1ebfn c\u00e1c v\u1eadt d\u1ee5ng h\u00e0ng ng\u00e0y nh\u01b0 dao k\u00e9o; n\u1ed3i v\u00e0 ch\u1ea3o….\u00a0 Kim lo\u1ea1i c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00e1i ch\u1ebf nhi\u1ec1u l\u1ea7n m\u00e0 kh\u00f4ng l\u00e0m thay \u0111\u1ed5i t\u00ednh ch\u1ea5t c\u1ee7a ch\u00fang. V\u1eady b\u1ea1n c\u00f3 t\u00f2 m\u00f2 v\u1ec1 quy tr\u00ecnh t\u00e1i ch\u1ebf ph\u1ebf li\u1ec7u kim lo\u1ea1i<\/strong> \u0111\u01b0\u1ee3c di\u1ec5n ra nh\u01b0 th\u1ebf n\u00e0o kh\u00f4ng? H\u00e3y c\u00f9ng \u0111i t\u00ecm hi\u1ec3u trong b\u00e0i \u0111\u1ecdc h\u00f4m nay nh\u00e9!<\/p>\n

\"Gi\u1edbi<\/p>\n

T\u1ea1i sao ch\u00fang ta t\u00e1i ch\u1ebf kim lo\u1ea1i?<\/span><\/strong><\/span><\/h2>\n

Kim lo\u1ea1i l\u00e0 v\u1eadt li\u1ec7u c\u00f3 gi\u00e1 tr\u1ecb c\u00f3 th\u1ec3 t\u00e1i ch\u1ebf nhi\u1ec1u l\u1ea7n m\u00e0 kh\u00f4ng l\u00e0m gi\u1ea3m t\u00ednh ch\u1ea5t c\u1ee7a ch\u00fang.\u00a0Ph\u1ebf li\u1ec7u kim lo\u1ea1i c\u00f3 gi\u00e1 tr\u1ecb th\u00fac \u0111\u1ea9y m\u1ecdi ng\u01b0\u1eddi thu th\u1eadp n\u00f3 \u0111\u1ec3 b\u00e1n cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng t\u00e1i ch\u1ebf.<\/p>\n

Ngo\u00e0i \u01b0u \u0111\u00e3i t\u00e0i ch\u00ednh, c\u00f2n c\u00f3 m\u1ed9t y\u00eau c\u1ea7u v\u1ec1 m\u00f4i tr\u01b0\u1eddng.\u00a0Vi\u1ec7c t\u00e1i ch\u1ebf kim lo\u1ea1i cho ph\u00e9p ch\u00fang ta b\u1ea3o t\u1ed3n t\u00e0i nguy\u00ean thi\u00ean nhi\u00ean trong khi \u0111\u00f2i h\u1ecfi \u00edt n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 x\u1eed l\u00fd h\u01a1n l\u00e0 s\u1ea3n xu\u1ea5t c\u00e1c s\u1ea3n ph\u1ea9m m\u1edbi s\u1eed d\u1ee5ng nguy\u00ean li\u1ec7u th\u00f4.\u00a0T\u00e1i ch\u1ebf ph\u00e1t th\u1ea3i \u00edt carbon dioxide v\u00e0 c\u00e1c kh\u00ed \u0111\u1ed9c h\u1ea1i kh\u00e1c.\u00a0Quan tr\u1ecdng h\u01a1n, n\u00f3\u00a0ti\u1ebft ki\u1ec7m ti\u1ec1n\u00a0v\u00e0 cho ph\u00e9p c\u00e1c doanh nghi\u1ec7p s\u1ea3n xu\u1ea5t gi\u1ea3m chi ph\u00ed s\u1ea3n xu\u1ea5t c\u1ee7a h\u1ecd.\u00a0T\u00e1i ch\u1ebf c\u0169ng t\u1ea1o vi\u1ec7c l\u00e0m cho nhi\u1ec1u ng\u01b0\u1eddi d\u00e2n lao \u0111\u1ed9ng.<\/p>\n

C\u00e1c lo\u1ea1i kim lo\u1ea1i \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o quy tr\u00ecnh t\u00e1i ch\u1ebf ph\u1ebf li\u1ec7u kim lo\u1ea1i<\/span><\/strong><\/span><\/h2>\n

Khi n\u00f3i v\u1ec1 t\u00e1i ch\u1ebf kim lo\u1ea1i ph\u1ebf li\u1ec7u, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i ph\u00e2n bi\u1ec7t gi\u1eefa hai lo\u1ea1i kim lo\u1ea1i ph\u1ebf li\u1ec7u ch\u00ednh: kim lo\u1ea1i \u0111en v\u00e0 kim lo\u1ea1i m\u00e0u.\u00a0Kim lo\u1ea1i \u0111en l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a s\u1eaft v\u1edbi cacbon.\u00a0M\u1ed9t s\u1ed1 kim lo\u1ea1i m\u00e0u ph\u1ed5 bi\u1ebfn bao g\u1ed3m th\u00e9p carbon, th\u00e9p h\u1ee3p kim, s\u1eaft r\u00e8n v\u00e0 gang.\u00a0M\u1eb7t kh\u00e1c, kim lo\u1ea1i m\u00e0u bao g\u1ed3m nh\u00f4m; \u0111\u1ed3ng; ch\u00ec; k\u1ebdm v\u00e0 thi\u1ebfc.\u00a0Kim lo\u1ea1i qu\u00fd l\u00e0 kim lo\u1ea1i m\u00e0u.\u00a0C\u00e1c kim lo\u1ea1i qu\u00fd ph\u1ed5 bi\u1ebfn nh\u1ea5t bao g\u1ed3m v\u00e0ng; b\u1ea1ch kim; b\u1ea1c; iridi v\u00e0 palladium.<\/p>\n

\"Gi\u1edbi<\/p>\n

Th\u00e9p l\u00e0 v\u1eadt li\u1ec7u t\u00e1i ch\u1ebf nhi\u1ec1u nh\u1ea5t tr\u00ean h\u00e0nh tinh.\u00a0Th\u00e9p l\u00e0 100% t\u00e1i ch\u1ebf v\u00e0 l\u00e0 v\u1eadt li\u1ec7u t\u00e1i ch\u1ebf nhi\u1ec1u nh\u1ea5t tr\u00ean m\u1ed7i t\u1ea5n tr\u00ean th\u1ebf gi\u1edbi.\u00a0Ph\u00e2n lo\u1ea1i kim lo\u1ea1i \u0111en t\u1eeb kim lo\u1ea1i m\u00e0u d\u1ec5 d\u00e0ng h\u01a1n v\u00e0 \u00edt t\u1ed1n k\u00e9m h\u01a1n so v\u1edbi ph\u00e2n lo\u1ea1i c\u00e1c lo\u1ea1i nh\u1ef1a kh\u00e1c nhau do t\u00ednh ch\u1ea5t t\u1eeb \u200b\u200bt\u00ednh c\u1ee7a th\u00e9p.\u00a0C\u00e1c kim lo\u1ea1i t\u00e1i ch\u1ebf cao kh\u00e1c bao g\u1ed3m nh\u00f4m; \u0111\u1ed3ng; b\u1ea1c; \u0111\u1ed3ng thau v\u00e0 v\u00e0ng.<\/p>\n

Quy tr\u00ecnh t\u00e1i ch\u1ebf ph\u1ebf li\u1ec7u kim lo\u1ea1i<\/span><\/strong><\/span><\/h2>\n

T\u00e1i ch\u1ebf kim lo\u1ea1i ph\u1ebf li\u1ec7u l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh c\u0169ng nh\u01b0 l\u00e0 n\u1ec1n t\u1ea3ng cho m\u1ed9t ng\u00e0nh c\u00f4ng nghi\u1ec7p m\u1ea1nh m\u1ebd.\u00a0T\u00e1i ch\u1ebf kim lo\u1ea1i ph\u1ebf li\u1ec7u li\u00ean quan \u0111\u1ebfn vi\u1ec7c thu h\u1ed3i v\u00e0 x\u1eed l\u00fd kim lo\u1ea1i ph\u1ebf li\u1ec7u t\u1eeb c\u00e1c s\u1ea3n ph\u1ea9m ho\u1eb7c c\u1ea5u tr\u00fac cu\u1ed1i, c\u0169ng nh\u01b0 t\u1eeb ph\u1ebf li\u1ec7u s\u1ea3n xu\u1ea5t; \u0111\u1ec3 n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o l\u00e0m nguy\u00ean li\u1ec7u trong s\u1ea3n xu\u1ea5t h\u00e0ng h\u00f3a m\u1edbi.\u00a0N\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00e1i ch\u1ebf li\u00ean t\u1ee5c m\u00e0 kh\u00f4ng l\u00e0m gi\u1ea3m t\u00ednh ch\u1ea5t c\u1ee7a n\u00f3.\u00a0N\u00f3 cung c\u1ea5p nguy\u00ean li\u1ec7u th\u00f4 cho c\u00e1c s\u1ea3n ph\u1ea9m m\u1edbi. \u0110\u1ed3ng th\u1eddi cung c\u1ea5p l\u01b0\u1ee3ng kh\u00ed th\u1ea3i carbon th\u1ea5p h\u01a1n v\u00e0 s\u1eed d\u1ee5ng hi\u1ec7u qu\u1ea3 h\u01a1n c\u00e1c ngu\u1ed3n t\u00e0i nguy\u00ean h\u01a1n l\u00e0 v\u1eadt li\u1ec7u m\u1edbi. Ngo\u00e0i l\u1ee3i \u00edch m\u00f4i tr\u01b0\u1eddng, t\u00e1i ch\u1ebf kim lo\u1ea1i l\u00e0 m\u1ed9t ho\u1ea1t \u0111\u1ed9ng kinh t\u1ebf c\u1ef1c k\u1ef3 m\u1ea1nh m\u1ebd.<\/p>\n

Quy tr\u00ecnh t\u00e1i ch\u1ebf ph\u1ebf li\u1ec7u\u00a0<\/span><\/strong><\/span>kim lo\u1ea1i\u00a0<\/span><\/strong>\u0111\u01b0\u1ee3c di\u1ec5n ra nh\u01b0 th\u1ebf n\u00e0o?<\/span><\/strong><\/h2>\n

Quy tr\u00ecnh t\u00e1i ch\u1ebf ph\u1ebf li\u1ec7u kim lo\u1ea1i<\/strong><\/a> bao g\u1ed3m b\u1ea3y giai \u0111o\u1ea1n. Kim lo\u1ea1i \u0111\u01b0\u1ee3c thu th\u1eadp b\u1edfi b\u00e3i ph\u1ebf li\u1ec7u, n\u01a1i n\u00f3 \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh c\u00e1c th\u00f9ng. \u1ede c\u1ea5p \u0111\u1ed9 vi m\u00f4, c\u00e1c nh\u00e0 s\u01b0u t\u1eadp kim lo\u1ea1i ph\u1ebf li\u1ec7u thu gom m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf ph\u1ebf li\u1ec7u \u0111\u1ec3 b\u00e1n cho b\u00e3i ph\u1ebf li\u1ec7u. Kim lo\u1ea1i c\u0169ng \u0111\u01b0\u1ee3c thu h\u1ed3i t\u1eeb c\u00e1c m\u00e1y ph\u00e1t l\u1edbn h\u01a1n b\u1edfi c\u00e1c \u0111\u1ea1i l\u00fd ph\u1ebf li\u1ec7u l\u1edbn h\u01a1n, ho\u1eb7c th\u00f4ng qua t\u00e1i ch\u1ebf l\u1ec1 \u0111\u01b0\u1eddng.<\/p>\n

\"Gi\u1edbi<\/p>\n

B\u1ea5t k\u1ef3 v\u1eadt ph\u1ea9m kim lo\u1ea1i m\u00e0u n\u00e0o c\u00f3 th\u00e0nh ph\u1ea7n s\u1eaft ho\u1eb7c th\u00e9p \u0111\u01b0\u1ee3c x\u1eed l\u00fd nh\u01b0 th\u00e9p ph\u1ebf li\u1ec7u.\u00a0Trung t\u00e2m kim lo\u1ea1i ph\u1ebf li\u1ec7u sau \u0111\u00f3 b\u00e1n ph\u1ebf li\u1ec7u cho c\u00e1c nh\u00e0 s\u01b0u t\u1eadp si\u00eau l\u1edbn, n\u01a1i n\u00f3 \u0111\u01b0\u1ee3c b\u0103m nh\u1ecf v\u00e0 sau \u0111\u00f3 tan ch\u1ea3y trong l\u00f2 \u1edf nhi\u1ec7t \u0111\u1ed9 cao \u0111\u1ec3 s\u1ea3n xu\u1ea5t kh\u1ed1i, th\u1ecfi ho\u1eb7c t\u1ea5m \u0111\u1ec3 b\u00e1n cho c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t s\u1ea3n ph\u1ea9m kim lo\u1ea1i.<\/p>\n

Kim lo\u1ea1i sau \u0111\u00f3 \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp; \u0111\u00f3ng ki\u1ec7n \u0111\u1ec3 v\u1eadn chuy\u1ec3n; b\u0103m nh\u1ecf; v\u00e0 sau \u0111\u00f3 tan ch\u1ea3y.\u00a0M\u1ed9t\u00a0qu\u00e1 tr\u00ecnh thanh l\u1ecdc\u00a0c\u00f3 th\u1ec3 li\u00ean quan \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng \u0111i\u1ec7n ph\u00e2n, h\u1ec7 th\u1ed1ng nam ch\u00e2m m\u1ea1nh ho\u1eb7c c\u00e1c c\u00f4ng ngh\u1ec7 kh\u00e1c.<\/p>\n

D\u01b0\u1edbi \u0111\u00e2y l\u00e0 quy tr\u00ecnh t\u00e1i ch\u1ebf kim lo\u1ea1i chi ti\u1ebft:<\/span><\/h2>\n

Thu th\u1eadp ngu\u1ed3n ph\u1ebf li\u1ec7u<\/strong><\/span><\/h2>\n

B\u01b0\u1edbc \u0111\u1ea7u ti\u00ean trong t\u00e1i ch\u1ebf kim lo\u1ea1i l\u00e0 t\u1eadp h\u1ee3p t\u1ea5t c\u1ea3 c\u00e1c s\u1ea3n ph\u1ea9m kim lo\u1ea1i.\u00a0C\u00e1c v\u1eadt ph\u1ea9m ph\u1ebf li\u1ec7u kim lo\u1ea1i kh\u00e1c nhau th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao h\u01a1n so v\u1edbi c\u00e1c v\u1eadt li\u1ec7u kh\u00e1c; do nhu c\u1ea7u v\u1ec1 kim lo\u1ea1i ph\u1ebf li\u1ec7u \u0111\u00e3 \u0111\u01b0\u1ee3c t\u00e1i ch\u1ebf.<\/p>\n

\"Gi\u1edbi<\/p>\n

Ngu\u1ed3n kim lo\u1ea1i \u0111en ph\u1ebf li\u1ec7u l\u1edbn nh\u1ea5t l\u00e0 t\u1eeb xe ph\u1ebf li\u1ec7u.\u00a0C\u00e1c ngu\u1ed3n kh\u00e1c\u00a0bao g\u1ed3m k\u1ebft c\u1ea5u th\u00e9p l\u1edbn, \u0111\u01b0\u1eddng ray, t\u00e0u, thi\u1ebft b\u1ecb n\u00f4ng nghi\u1ec7p, v\u00e0 t\u1ea5t nhi\u00ean, ph\u1ebf li\u1ec7u ti\u00eau d\u00f9ng. V\u00ed d\u1ee5 v\u1ec1 c\u00e1c m\u1eb7t h\u00e0ng kim lo\u1ea1i ph\u1ebf li\u1ec7u\u00a0th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00e1i ch\u1ebf bao g\u1ed3m t\u1ea3n nhi\u1ec7t; th\u00e9p ho\u1eb7c b\u00e1nh xe h\u1ee3p kim; c\u1eeda ch\u1edbp l\u0103n; xe \u0111\u1ea1p… Th\u1eadm ch\u00ed b\u1ed3n r\u1eeda b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00e1i ch\u1ebf.\u00a0C\u00e1c m\u1eb7t h\u00e0ng kim lo\u1ea1i \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh r\u00e1c b\u1ecf qua, ho\u1eb7c s\u1eb5n s\u00e0ng \u0111\u01b0\u1ee3c v\u1eadn chuy\u1ec3n \u0111\u1ebfn c\u00e1c nh\u00e0 s\u01b0u t\u1eadp kim lo\u1ea1i ph\u1ebf li\u1ec7u \u0111\u1ec3 ch\u1ebf bi\u1ebfn.<\/p>\n

S\u1eafp x\u1ebfp, ph\u00e2n lo\u1ea1i ph\u1ebf li\u1ec7u<\/span><\/strong><\/span><\/h2>\n

Ph\u00e2n lo\u1ea1i li\u00ean quan \u0111\u1ebfn vi\u1ec7c t\u00e1ch kim lo\u1ea1i kh\u1ecfi d\u00f2ng kim lo\u1ea1i ph\u1ebf li\u1ec7u h\u1ed7n h\u1ee3p ho\u1eb7c d\u00f2ng ch\u1ea5t th\u1ea3i \u0111a nguy\u00ean li\u1ec7u h\u1ed7n h\u1ee3p.\u00a0Trong c\u00e1c ho\u1ea1t \u0111\u1ed9ng t\u00e1i ch\u1ebf t\u1ef1 \u0111\u1ed9ng, nam ch\u00e2m v\u00e0 c\u1ea3m bi\u1ebfn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 h\u1ed7 tr\u1ee3 t\u00e1ch v\u1eadt li\u1ec7u.\u00a0\u1ede c\u1ea5p \u0111\u1ed9 kinh doanh, ng\u01b0\u1eddi t\u00e1i ch\u1ebf c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng nam ch\u00e2m, c\u0169ng nh\u01b0 quan s\u00e1t m\u00e0u s\u1eafc ho\u1eb7c tr\u1ecdng l\u01b0\u1ee3ng v\u1eadt li\u1ec7u \u0111\u1ec3 gi\u00fap x\u00e1c \u0111\u1ecbnh lo\u1ea1i kim lo\u1ea1i.<\/p>\n

\"Gi\u1edbi<\/p>\n

V\u00ed d\u1ee5, nh\u00f4m s\u1ebd c\u00f3 m\u00e0u b\u1ea1c v\u00e0 \u00e1nh s\u00e1ng.\u00a0M\u00e0u s\u1eafc quan tr\u1ecdng kh\u00e1c \u0111\u1ec3 t\u00ecm ki\u1ebfm l\u00e0 \u0111\u1ed3ng, m\u00e0u v\u00e0ng (cho \u0111\u1ed3ng thau) v\u00e0 m\u00e0u \u0111\u1ecf, cho \u0111\u1ed3ng \u0111\u1ecf. Ng\u01b0\u1eddi t\u00e1i ch\u1ebf s\u1ebd c\u1ea3i thi\u1ec7n gi\u00e1 tr\u1ecb c\u1ee7a v\u1eadt li\u1ec7u b\u1eb1ng c\u00e1ch t\u00e1ch kim lo\u1ea1i s\u1ea1ch kh\u1ecfi v\u1eadt li\u1ec7u b\u1ea9n.<\/p>\n

Ph\u1ebf li\u1ec7u nhanh ch\u00f3ng, \u0111\u01b0\u1ee3c t\u1ea1o ra trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t s\u1ea3n ph\u1ea9m m\u1edbi, chi\u1ebfm m\u1ed9t n\u1eeda l\u01b0\u1ee3ng cung c\u1ea5p ph\u1ebf li\u1ec7u s\u1eaft.<\/p>\n

Nghi\u1ec1n v\u00e0 b\u0103m nh\u1ecf<\/span><\/strong><\/span><\/h2>\n

C\u00e1c nh\u00e0 m\u00e1y ch\u1ebf bi\u1ebfn kim lo\u1ea1i ph\u1ebf li\u1ec7u \u0111\u1ea7u ti\u00ean nghi\u1ec1n n\u00e1t kim lo\u1ea1i trong m\u00e1y \u0111\u1ea7m \u0111\u1ec3 n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u1eed l\u00fd tr\u00ean b\u0103ng t\u1ea3i d\u1ec5 d\u00e0ng h\u01a1n.\u00a0C\u00e1c nh\u00e0 m\u00e1y s\u1ebd c\u1eaft kim lo\u1ea1i th\u00e0nh t\u1eebng m\u1ea3nh b\u1eb1ng tay c\u1ee7a b\u1ea1n.\u00a0\u0110\u1ec3 cho ph\u00e9p ch\u1ebf bi\u1ebfn th\u00eam, kim lo\u1ea1i \u0111\u01b0\u1ee3c b\u0103m nh\u1ecf.<\/p>\n

Vi\u1ec7c b\u0103m nh\u1ecf \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111\u1ec3 th\u00fac \u0111\u1ea9y qu\u00e1 tr\u00ecnh n\u00f3ng ch\u1ea3y khi c\u00e1c kim lo\u1ea1i v\u1ee5n nh\u1ecf c\u00f3 t\u1ef7 l\u1ec7 b\u1ec1 m\u1eb7t l\u1edbn \u0111\u1ebfn th\u1ec3 t\u00edch.\u00a0K\u1ebft qu\u1ea3 l\u00e0, ch\u00fang c\u00f3 th\u1ec3 b\u1ecb tan ch\u1ea3y b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng t\u01b0\u01a1ng \u0111\u1ed1i \u00edt h\u01a1n.\u00a0Th\u00f4ng th\u01b0\u1eddng, nh\u00f4m \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i th\u00e0nh t\u1ea5m nh\u1ecf v\u00e0 th\u00e9p \u0111\u01b0\u1ee3c thay \u0111\u1ed5i th\u00e0nh c\u00e1c kh\u1ed1i th\u00e9p.<\/p>\n

T\u00e1ch bi\u1ec7t<\/span><\/strong><\/span><\/h2>\n

Kim lo\u1ea1i v\u1ee5n sau \u0111\u00f3 \u0111\u01b0\u1ee3c \u0111\u1eb7t v\u00e0o tr\u1ed1ng t\u1eeb t\u00ednh t\u00e1ch kim lo\u1ea1i \u0111en v\u00e0 kim lo\u1ea1i m\u00e0u.\u00a0C\u00e1c v\u1eadt li\u1ec7u phi kim lo\u1ea1i nh\u01b0 s\u01a1n ho\u1eb7c nh\u1ef1a \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf b\u1eb1ng c\u00e1ch th\u1ed5i kh\u00ed n\u00f3ng (550 \u00b0 C) th\u00f4ng qua c\u00e1c kim lo\u1ea1i v\u1ee5n, h\u00fat c\u00e1c t\u1ea1p ch\u1ea5t gi\u1ed1ng nh\u01b0 ch\u00e2n kh\u00f4ng.<\/p>\n

N\u00f3ng ch\u1ea3y ph\u1ebf li\u1ec7u<\/strong><\/span><\/h2>\n

B\u01b0\u1edbc ti\u1ebfp theo l\u00e0 l\u00e0m tan ch\u1ea3y c\u00e1c kim lo\u1ea1i ph\u1ebf li\u1ec7u kh\u00e1c nhau trong l\u00f2 l\u1edbn.\u00a0M\u1ed7i kim lo\u1ea1i c\u00f3 m\u1ed9t l\u00f2 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t t\u00f9y thu\u1ed9c v\u00e0o t\u00ednh ch\u1ea5t c\u1ee7a n\u00f3.\u00a0M\u1ed9t l\u01b0\u1ee3ng \u0111\u00e1ng k\u1ec3 n\u0103ng l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong b\u01b0\u1edbc n\u00e0y.\u00a0L\u00f2 \u0111\u1ed1t c\u00f3 \u0111\u1ea7u \u0111\u1ed1t t\u00e1i t\u1ea1o nhi\u00ean li\u1ec7u hi\u1ec7u qu\u1ea3 \u0111\u1ec3 gi\u1ea3m l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng v\u00e0 t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng.\u00a0Ch\u00fang c\u0169ng \u0111\u01b0\u1ee3c trang b\u1ecb m\u00e1y khu\u1ea5y, \u0111\u1ea3m b\u1ea3o nhi\u1ec7t \u0111\u1ed9 v\u00e0 th\u00e0nh ph\u1ea7n th\u1eadm ch\u00ed b\u1eb1ng c\u00e1ch th\u00fac \u0111\u1ea9y l\u01b0u th\u00f4ng kim lo\u1ea1i trong l\u00f2.\u00a0Qu\u00e1 tr\u00ecnh khu\u1ea5y \u0111\u1ea3m b\u1ea3o s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng cao nh\u1ea5t.<\/p>\n

\"Gi\u1edbi<\/p>\n

Tuy nhi\u00ean, nh\u01b0 \u0111\u00e3 \u0111\u1ec1 c\u1eadp \u1edf tr\u00ean, n\u0103ng l\u01b0\u1ee3ng c\u1ea7n thi\u1ebft \u0111\u1ec3 l\u00e0m tan ch\u1ea3y v\u00e0 t\u00e1i ch\u1ebf kim lo\u1ea1i \u00edt h\u01a1n nhi\u1ec1u so v\u1edbi n\u0103ng l\u01b0\u1ee3ng c\u1ea7n thi\u1ebft \u0111\u1ec3 s\u1ea3n xu\u1ea5t kim lo\u1ea1i b\u1eb1ng nguy\u00ean li\u1ec7u th\u00f4.\u00a0D\u1ef1a tr\u00ean k\u00edch th\u01b0\u1edbc c\u1ee7a l\u00f2, m\u1ee9c \u0111\u1ed9 nhi\u1ec7t c\u1ee7a l\u00f2 v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng kim lo\u1ea1i, n\u00f3ng ch\u1ea3y c\u00f3 th\u1ec3 m\u1ea5t t\u1eeb \u200b\u200bv\u00e0i ph\u00fat \u0111\u1ebfn v\u00e0i gi\u1edd.<\/p>\n

Thanh l\u1ecdc ph\u1ebf li\u1ec7u<\/strong><\/span><\/h2>\n

Thanh l\u1ecdc \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng cao v\u00e0 kh\u00f4ng g\u00e2y \u00f4 nhi\u1ec5m.\u00a0M\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p ph\u1ed5 bi\u1ebfn nh\u1ea5t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m s\u1ea1ch l\u00e0 \u0111i\u1ec7n ph\u00e2n. Trong khi \u1edf tr\u1ea1ng th\u00e1i n\u00f3ng ch\u1ea3y, c\u00e1c kim lo\u1ea1i \u0111\u01b0\u1ee3c tinh ch\u1ebf th\u00eam b\u1eb1ng \u0111i\u1ec7n ph\u00e2n d\u00f2ng xo\u00e1y tr\u01b0\u1edbc khi \u0111\u01b0\u1ee3c \u0111\u1ed5 v\u00e0o c\u00e1c khu\u00f4n kh\u00e1c nhau;\u00a0t\u00f9y thu\u1ed9c v\u00e0o kim lo\u1ea1i v\u00e0 \u0111\u01b0\u1ee3c l\u00e0m l\u1ea1nh.<\/p>\n

Sau khi thanh l\u1ecdc, kim lo\u1ea1i tan ch\u1ea3y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1edfi c\u00e1c b\u0103ng t\u1ea3i \u0111\u1ec3 l\u00e0m m\u00e1t v\u00e0 c\u1ee7ng c\u1ed1 c\u00e1c kim lo\u1ea1i.\u00a0Trong giai \u0111o\u1ea1n n\u00e0y, kim lo\u1ea1i ph\u1ebf li\u1ec7u \u0111\u01b0\u1ee3c h\u00ecnh<\/a> th\u00e0nh c\u00e1c h\u00ecnh d\u1ea1ng c\u1ee5 th\u1ec3 nh\u01b0 c\u00e1c thanh c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t c\u00e1c s\u1ea3n ph\u1ea9m kim lo\u1ea1i kh\u00e1c nhau.<\/p>\n

\"Gi\u1edbi<\/p>\n

C\u00e1c th\u1ecfi nh\u00f4m l\u1edbn;\u00a0tr\u1ecdng l\u01b0\u1ee3ng l\u00ean \u0111\u1ebfn 18 t\u1ea5n v\u00e0 ch\u1ee9a kho\u1ea3ng 1,5 tri\u1ec7u lon \u0111\u00e3 qua s\u1eed d\u1ee5ng, \u0111\u01b0\u1ee3c g\u1eedi \u0111\u1ebfn c\u00e1c nh\u00e0 m\u00e1y n\u01a1i ch\u00fang \u0111\u01b0\u1ee3c cu\u1ed9n th\u00e0nh t\u1ea5m, sau \u0111\u00f3 mua b\u1eb1ng nh\u00f4m c\u00f3 th\u1ec3 nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u1ec3 l\u00e0m th\u00e0nh lon m\u1edbi. M\u1eb7c d\u00f9 chi ph\u00ed n\u0103ng l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong t\u00e1i ch\u1ebf kim lo\u1ea1i ph\u1ebf li\u1ec7u, n\u0103ng l\u01b0\u1ee3ng c\u1ea7n thi\u1ebft \u00edt h\u01a1n trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y so v\u1edbi vi\u1ec7c s\u1ea3n xu\u1ea5t t\u1eeb \u200b\u200bnguy\u00ean li\u1ec7u th\u00f4.<\/p>\n

V\u00ed d\u1ee5, vi\u1ec7c ch\u1ebf t\u1ea1o th\u00e9p t\u1eeb c\u00e1c lon t\u00e1i ch\u1ebf s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng \u00edt h\u01a1n 75% so v\u1edbi khi s\u1ea3n xu\u1ea5t th\u00e9p t\u1eeb nguy\u00ean li\u1ec7u th\u00f4.\u00a0\u00dac c\u00f3 t\u1ef7 l\u1ec7 t\u00e1i ch\u1ebf kho\u1ea3ng 90% \u0111\u1ed1i v\u1edbi c\u00e1c s\u1ea3n ph\u1ea9m th\u00e9p ti\u00eau th\u1ee5, v\u1edbi m\u1ed7i t\u1ea5n th\u00e9p t\u00e1i ch\u1ebf ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c 1130kg qu\u1eb7ng s\u1eaft, h\u01a1n 630kg than \u0111\u00e1 v\u00e0 54kg \u0111\u00e1 v\u00f4i \u0111\u01b0\u1ee3c khai th\u00e1c.<\/p>\n

V\u1eadn chuy\u1ec3n c\u00e1c thanh kim lo\u1ea1i<\/strong><\/span><\/h2>\n

M\u1ed9t khi c\u00e1c kim lo\u1ea1i \u0111\u01b0\u1ee3c l\u00e0m m\u00e1t v\u00e0 \u0111\u00f4ng \u0111\u1eb7c, ch\u00fang s\u1eb5n s\u00e0ng \u0111\u1ec3 s\u1eed d\u1ee5ng.\u00a0Sau \u0111\u00f3 ch\u00fang \u0111\u01b0\u1ee3c v\u1eadn chuy\u1ec3n \u0111\u1ebfn c\u00e1c nh\u00e0 m\u00e1y kh\u00e1c nhau, n\u01a1i ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m nguy\u00ean li\u1ec7u th\u00f4 \u0111\u1ec3 s\u1ea3n xu\u1ea5t c\u00e1c s\u1ea3n ph\u1ea9m ho\u00e0n to\u00e0n m\u1edbi.<\/p>\n

\"Gi\u1edbi<\/p>\n

Khi c\u00e1c s\u1ea3n ph\u1ea9m l\u00e0m b\u1eb1ng c\u00e1c thanh kim lo\u1ea1i n\u00e0y k\u1ebft th\u00fac th\u1eddi gian s\u1eed d\u1ee5ng h\u1eefu \u00edch c\u1ee7a ch\u00fang, chu tr\u00ecnh t\u00e1i ch\u1ebf kim lo\u1ea1i s\u1ebd tr\u1edf l\u1ea1i.<\/p>\n

L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c t\u00e1i ch\u1ebf<\/span><\/strong><\/span>\u00a0kim lo\u1ea1i ph\u1ebf li\u1ec7u<\/span><\/strong><\/h2>\n

C\u00f3 r\u1ea5t nhi\u1ec1u \u01b0u v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a t\u00e1i ch\u1ebf ph\u1ebf li\u1ec7u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng<\/strong><\/a>. B\u1ea3o t\u1ed3n t\u00e0i nguy\u00ean thi\u00ean nhi\u00ean c\u1ee7a ch\u00fang t\u00f4i kh\u1ecfi khai th\u00e1c; gi\u1ea3m kh\u00ed th\u1ea3i nh\u00e0 k\u00ednh v\u00e0 \u00f4 nhi\u1ec5m n\u01b0\u1edbc b\u1eb1ng c\u00e1ch t\u00e1i ch\u1ebf; gi\u1ea3m r\u00e1c th\u1ea3i kim lo\u1ea1i c\u00f3 th\u1ec3 t\u00e1i ch\u1ebf; l\u1ee3i \u00edch quan tr\u1ecdng nh\u1ea5t l\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng \u0111\u00e1ng k\u1ec3 \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb t\u00e1i ch\u1ebf kim lo\u1ea1i ph\u1ebf li\u1ec7u, v\u1eadt li\u1ec7u v\u1ec1 m\u00f4i tr\u01b0\u1eddng v\u00e0 n\u1ec1n kinh t\u1ebf c\u1ee7a ch\u00fang ta.<\/p>\n

Th\u00e1ch th\u1ee9c \u0111\u1ed1i v\u1edbi ng\u00e0nh c\u00f4ng nghi\u1ec7p t\u00e1i ch\u1ebf kim lo\u1ea1i<\/strong><\/span><\/h2>\n

T\u1ef7 l\u1ec7 t\u00e1i ch\u1ebf kim lo\u1ea1i t\u1ed5ng th\u1ec3 hi\u1ec7n t\u1ea1i kho\u1ea3ng 30% l\u00e0 kh\u00f4ng th\u1ec3 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c do kh\u1ea3 n\u0103ng t\u00e1i ch\u1ebf c\u1ee7a h\u1ea7u h\u1ebft c\u00e1c lo\u1ea1i kim lo\u1ea1i. V\u00e0 nh\u1eefng th\u00e1ch th\u1ee9c v\u1eabn c\u00f2n \u0111\u1ed1i v\u1edbi c\u00e1ch l\u1ea5y l\u1ea1i nhi\u1ec1u v\u1eadt li\u1ec7u h\u01a1n \u0111\u1ec3 t\u00e1i ch\u1ebf.\u00a0Vi\u1ec7c m\u1edf r\u1ed9ng c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh t\u00e1i ch\u1ebf c\u1ed9ng \u0111\u1ed3ng v\u00e0 tr\u1ee3 gi\u00fap nh\u1eadn th\u1ee9c c\u1ed9ng \u0111\u1ed3ng v\u1ec1 v\u1ea5n \u0111\u1ec1 n\u00e0y.<\/p>\n

\"Gi\u1edbi<\/p>\n

M\u1ed9t l\u00fd do quan tr\u1ecdng kh\u00e1c cho t\u1ef7 l\u1ec7 t\u00e1i ch\u1ebf th\u1ea5p c\u00f3 li\u00ean quan \u0111\u1ebfn vi\u1ec7c thi\u1ebft k\u1ebf c\u00e1c s\u1ea3n ph\u1ea9m kim lo\u1ea1i kh\u00e1c nhau.\u00a0S\u1ef1 ph\u1ee9c t\u1ea1p ng\u00e0y c\u00e0ng t\u0103ng c\u1ee7a c\u00e1c s\u1ea3n ph\u1ea9m hi\u1ec7n \u0111\u1ea1i kh\u00e1c nhau v\u00e0 h\u1ed7n h\u1ee3p v\u1eadt li\u1ec7u c\u1ee7a ch\u00fang khi\u1ebfn vi\u1ec7c t\u00e1i ch\u1ebf ng\u00e0y c\u00e0ng kh\u00f3 kh\u0103n.<\/p>\n

V\u00ed d\u1ee5, m\u1ed9t chi\u1ebfc \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng \u0111\u01a1n gi\u1ea3n c\u00f3 th\u1ec3 ch\u1ee9a t\u1edbi 40 th\u00e0nh ph\u1ea7n kh\u00e1c nhau.\u00a0V\u00ec v\u1eady, vi\u1ec7c tr\u00edch xu\u1ea5t m\u1ecdi lo\u1ea1i t\u00e0i li\u1ec7u t\u1eeb \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng v\u00e0 t\u00e1i s\u1eed d\u1ee5ng ch\u00fang trong quy tr\u00ecnh t\u00e1i ch\u1ebf ph\u1ebf li\u1ec7u kim lo\u1ea1i c\u00e1c s\u1ea3n ph\u1ea9m m\u1edbi khi\u1ebfn cho vi\u1ec7c n\u00e0y tr\u1edf n\u00ean kh\u00f3 kh\u0103n.<\/p>\n

C\u00f4ng ngh\u1ec7 t\u00e2n ti\u1ebfn d\u00e0nh cho quy tr\u00ecnh t\u00e1i ch\u1ebf kim lo\u1ea1i<\/span><\/strong><\/span><\/h2>\n

C\u00f4ng ngh\u1ec7 t\u00e1i ch\u1ebf hi\u1ec7n \u0111\u1ea1i c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh hi\u1ec7u qu\u1ea3 nhi\u1ec1u lo\u1ea1i kim lo\u1ea1i kh\u00e1c nhau;\u00a0m\u1eb7c d\u00f9 v\u1eabn c\u00f2n nhu c\u1ea7u cho c\u00e1c c\u00f4ng ngh\u1ec7 t\u00e1i ch\u1ebf hi\u1ec7u qu\u1ea3 h\u01a1n n\u1eefa \u0111\u1ec3 t\u00e1ch c\u00e1c kim lo\u1ea1i m\u00e0u.<\/p>\n

T\u00e1ch kim lo\u1ea1i \u0111en t\u1eeb kim lo\u1ea1i m\u00e0u l\u00e0 m\u1ed9t trong nh\u1eefng b\u01b0\u1edbc quan tr\u1ecdng nh\u1ea5t trong qu\u00e1 tr\u00ecnh ph\u00e2n lo\u1ea1i.\u00a0Khi kim lo\u1ea1i m\u00e0u ch\u1ee9a s\u1eaft, ch\u00fang b\u1ecb thu h\u00fat b\u1edfi nam ch\u00e2m v\u00e0 d\u1ec5 d\u00e0ng r\u00fat ra kh\u1ecfi d\u00f2ng ch\u1ea5t th\u1ea3i h\u1ed7n h\u1ee3p.\u00a0Trong b\u00e3i ph\u1ebf li\u1ec7u, c\u1ea7n c\u1ea9u \u0111\u01b0\u1ee3c trang b\u1ecb m\u1ed9t nam ch\u00e2m \u0111i\u1ec7n c\u00f3 th\u1ec3 lo\u1ea1i b\u1ecf nh\u1eefng m\u1ea3nh v\u1ee5n s\u1eaft l\u1edbn h\u01a1n.<\/p>\n

\"Gi\u1edbi<\/p>\n

Trong quy tr\u00ecnh t\u00e1i ch\u1ebf ph\u1ebf li\u1ec7u, khi ph\u00e2n lo\u1ea1i kim lo\u1ea1i t\u1eeb m\u1ed9t d\u00f2ng h\u1ed7n h\u1ee3p v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 t\u00e1i ch\u1ebf, gi\u1ea5y \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf tr\u01b0\u1edbc h\u1ebft ch\u1ec9 \u0111\u1ec3 l\u1ea1i nh\u1ef1a v\u00e0 kim lo\u1ea1i.\u00a0Sau \u0111\u00f3, d\u00f2ng \u0111i\u1ec7n \u0111\u01b0\u1ee3c g\u00e2y ra tr\u00ean d\u00f2ng m\u00e0 ch\u1ec9 c\u00f3 kim lo\u1ea1i b\u1ecb \u1ea3nh h\u01b0\u1edfng.\u00a0Qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 T\u00e1ch d\u00f2ng xo\u00e1y.\u00a0M\u1eb7c d\u00f9 nh\u00f4m kh\u00f4ng ph\u1ea3i l\u00e0 t\u1eeb t\u00ednh, c\u00f4ng ngh\u1ec7 n\u00e0y c\u00f3 th\u1ec3 bay l\u00ean v\u00e0 cho ph\u00e9p nh\u1ef1a r\u01a1i ra kh\u1ecfi qu\u00e1 tr\u00ecnh.<\/p>\n

Quy tr\u00ecnh t\u00e1i ch\u1ebf ph\u1ebf li\u1ec7u kim lo\u1ea1i qu\u00fd hi\u1ebfn c\u00f3 gi\u1ed1ng v\u1edbi c\u00e1c kim lo\u1ea1i th\u01b0\u1eddng?<\/span><\/strong><\/span><\/h2>\n

Ph\u1ee5c h\u1ed3i kim lo\u1ea1i qu\u00fd nh\u01b0 paladi; b\u1ea1ch kim; v\u00e0ng v\u00e0 c\u00e1c kim lo\u1ea1i qu\u00fd kh\u00e1c nh\u01b0 \u0111\u1ed3ng; ch\u00ec v\u00e0 b\u1ea1c t\u1eeb ch\u1ea5t th\u1ea3i \u0111i\u1ec7n t\u1eed tr\u1edf n\u00ean kh\u1ea3 thi v\u1ec1 kinh t\u1ebf ch\u1ec9 khi thu th\u1eadp \u0111\u1ee7 ph\u1ebf li\u1ec7u.\u00a0S\u1ef1 t\u00e1ch bi\u1ec7t n\u00e0y c\u1ea7n nhi\u1ec1u thi\u1ebft b\u1ecb t\u00e1i ch\u1ebf c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn v\u00e0 tinh vi h\u01a1n trong quy tr\u00ecnh t\u00e1i ch\u1ebf ph\u1ebf li\u1ec7u kim lo\u1ea1i.<\/p>\n

Nh\u1eefng ng\u00e0y n\u00e0y, trong c\u00e1c c\u01a1 s\u1edf t\u00e1i ch\u1ebf l\u1edbn, vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c c\u1ea3m bi\u1ebfn \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh kim lo\u1ea1i th\u00f4ng qua ch\u1ee9c n\u0103ng qu\u00e9t h\u1ed3ng ngo\u1ea1i v\u00e0 ch\u1ee5p X quang \u0111\u00e3 tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn. Ng\u01b0\u1eddi ta th\u01b0\u1eddng s\u1eed d\u1ee5ng ba lo\u1ea1i ph\u1ed5 bi\u1ebfn c\u1ee7a qu\u00e1 tr\u00ecnh c\u1ea3m bi\u1ebfn kim lo\u1ea1i trong quy tr\u00ecnh t\u00e1i ch\u1ebf ph\u1ebf li\u1ec7u kim lo\u1ea1i. Bao g\u1ed3m c\u00f4ng ngh\u1ec7 sinh h\u1ecdc; hydrometallurgy v\u00e0 pyrometallurgy.<\/p>\n

Vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng ngh\u1ec7 n\u00e0y c\u00f3 hi\u1ec7u qu\u1ea3 c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n t\u1ef7 l\u1ec7 thu h\u1ed3i kim lo\u1ea1i.<\/p>\n

C\u01a1 h\u1ed9i kinh doanh t\u00e1i ch\u1ebf kim lo\u1ea1i<\/span><\/strong><\/span><\/h2>\n

Theo truy\u1ec1n th\u1ed1ng, t\u00e1i ch\u1ebf kim lo\u1ea1i \u0111\u00e3 \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t c\u01a1 h\u1ed9i kinh doanh c\u00f3 l\u1ee3i nhu\u1eadn.\u00a0Tuy nhi\u00ean, trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, gi\u00e1 tr\u1ea7m c\u1ea3m \u0111\u00e3 ch\u1ee9ng minh l\u00e0 kh\u00f3 kh\u0103n.\u00a0\u1ede c\u1ea5p \u0111\u1ed9 kinh doanh, m\u1ed9t \u0111i\u1ec3m v\u00e0o ph\u1ed5 bi\u1ebfn trong kinh doanh t\u00e1i ch\u1ebf kim lo\u1ea1i l\u00e0 th\u00f4ng qua vi\u1ec7c\u00a0b\u1eaft \u0111\u1ea7u kinh doanh thu mua s\u1eaft ph\u1ebf li\u1ec7u<\/strong><\/a>; nh\u00f4m ph\u1ebf li\u1ec7u; \u0111\u1ed3ng ph\u1ebf li\u1ec7u… ho\u1eb7c tr\u1edf th\u00e0nh m\u1ed9t nh\u00e0 cung c\u1ea5p kim lo\u1ea1i ph\u1ebf li\u1ec7u.<\/p>\n

Gi\u00e1 t\u00e1i ch\u1ebf ph\u1ea3i c\u1ea3i thi\u1ec7n<\/strong><\/span><\/h2>\n

V\u1eabn c\u00f2n nhi\u1ec1u vi\u1ec7c ph\u1ea3i l\u00e0m khi t\u0103ng\u00a0t\u1ef7 l\u1ec7 t\u00e1i ch\u1ebf kim lo\u1ea1i.\u00a0V\u00ed d\u1ee5, m\u1ed9t b\u00e1o c\u00e1o c\u1ee7a LHQ \u0111\u00e3 ch\u1ec9 ra r\u1eb1ng ch\u01b0a \u0111\u1ebfn m\u1ed9t ph\u1ea7n ba c\u1ee7a 60 kim lo\u1ea1i \u0111\u01b0\u1ee3c xem x\u00e9t c\u00f3 t\u1ef7 l\u1ec7 thu h\u1ed3i h\u01a1n 50%.<\/p>\n

\"Gi\u1edbi<\/p>\n

B\u00e1o c\u00e1o \u0111\u01b0a ra c\u00e1c khuy\u1ebfn ngh\u1ecb \u0111\u1ec3 c\u1ea3i thi\u1ec7n t\u1ef7 l\u1ec7 t\u00e1i ch\u1ebf, bao g\u1ed3m:<\/p>\n

\u2013 Khuy\u1ebfn kh\u00edch thi\u1ebft k\u1ebf s\u1ea3n ph\u1ea9m gi\u00fap th\u00e1o g\u1ee1 v\u00e0 t\u00e1ch v\u1eadt li\u1ec7u d\u1ec5 d\u00e0ng h\u01a1n.<\/p>\n

\u2013 C\u1ea3i thi\u1ec7n qu\u1ea3n l\u00fd ch\u1ea5t th\u1ea3i v\u00e0 t\u00e1i ch\u1ebf c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng cho c\u00e1c s\u1ea3n ph\u1ea9m cu\u1ed1i \u0111\u1eddi ph\u1ee9c t\u1ea1p \u1edf c\u00e1c n\u01b0\u1edbc \u0111ang ph\u00e1t tri\u1ec3n v\u00e0 c\u00e1c n\u1ec1n kinh t\u1ebf m\u1edbi n\u1ed5i.<\/p>\n

\u2013 \u1ede c\u00e1c n\u01b0\u1edbc c\u00f4ng nghi\u1ec7p, gi\u1ea3i quy\u1ebft th\u1ef1c t\u1ebf r\u1eb1ng nhi\u1ec1u s\u1ea3n ph\u1ea9m ch\u1ee9a kim lo\u1ea1i \u0111ang ‘ng\u1ee7 \u0111\u00f4ng’ \u1edf nh\u1eefng n\u01a1i nh\u01b0 ng\u0103n k\u00e9o v\u00e0 t\u1ee7 qu\u1ea7n \u00e1o v\u00e0 nh\u1eefng th\u1ee9 kh\u00e1c. Ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng, t\u1ea5t c\u1ea3 \u0111\u1ec1u th\u01b0\u1eddng xuy\u00ean k\u1ebft th\u00fac trong th\u00f9ng r\u00e1c.<\/p>\n

\u2013 Vi\u1ec7c c\u1ea3i ti\u1ebfn li\u00ean t\u1ee5c c\u00e1c c\u00f4ng ngh\u1ec7 t\u00e1i ch\u1ebf v\u00e0 quy tr\u00ecnh t\u00e1i ch\u1ebf ph\u1ebf li\u1ec7u kim lo\u1ea1i; thu th\u1eadp \u0111\u1ec3 b\u1eaft k\u1ecbp v\u1edbi \u201cc\u00e1c s\u1ea3n ph\u1ea9m ph\u1ee9c t\u1ea1p h\u01a1n bao gi\u1edd h\u1ebft \u0111\u01b0\u1ee3c t\u1ea1o ra v\u1edbi ph\u1ea1m vi ng\u00e0y c\u00e0ng \u0111a d\u1ea1ng c\u1ee7a kim lo\u1ea1i v\u00e0 h\u1ee3p kim\u201d.<\/p>\n

Trong khi t\u00e1i ch\u1ebf kim lo\u1ea1i \u0111\u00e3 l\u00e0 m\u1ed9t c\u00e2u chuy\u1ec7n th\u00e0nh c\u00f4ng, v\u1eabn c\u00f2n nhi\u1ec1u vi\u1ec7c ph\u1ea3i l\u00e0m \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng t\u1ef7 l\u1ec7 t\u00e1i ch\u1ebf \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n.<\/p>\n

Lu\u1eadt v\u00e0 lu\u1eadt t\u00e1i ch\u1ebf kim lo\u1ea1i<\/span><\/strong><\/span><\/h2>\n

N\u1ebfu b\u1ea1n \u0111ang t\u00ecm ki\u1ebfm \u0111\u1ec3 thi\u1ebft l\u1eadp m\u1ed9t doanh nghi\u1ec7p li\u00ean quan \u0111\u1ebfn t\u00e1i ch\u1ebf kim lo\u1ea1i, b\u1ea1n n\u00ean bi\u1ebft lu\u1eadt t\u00e1i ch\u1ebf c\u00f3 li\u00ean quan \u1edf \u0111\u1ecba ph\u01b0\u01a1ng n\u01a1i b\u1ea1n sinh s\u1ed1ng.<\/p>\n

Hi\u1ec7p h\u1ed9i th\u01b0\u01a1ng m\u1ea1i t\u00e1i ch\u1ebf kim lo\u1ea1i tr\u00ean th\u1ebf gi\u1edbi<\/span><\/strong><\/span><\/h2>\n

\u2013 ISRI – Vi\u1ec7n c\u00f4ng nghi\u1ec7p t\u00e1i ch\u1ebf ph\u1ebf li\u1ec7u.<\/strong>\u00a0ISRI l\u00e0 hi\u1ec7p h\u1ed9i th\u01b0\u01a1ng m\u1ea1i l\u1edbn nh\u1ea5t cho c\u00e1c doanh nghi\u1ec7p li\u00ean quan \u0111\u1ebfn t\u00e1i ch\u1ebf.\u00a0N\u00f3 \u0111\u1ea1i di\u1ec7n cho h\u01a1n 1600 c\u00f4ng ty l\u1ee3i nhu\u1eadn t\u1eeb 34 qu\u1ed1c gia kh\u00e1c nhau tr\u00ean to\u00e0n th\u1ebf gi\u1edbi.<\/p>\n

\u2013 BMRA – Hi\u1ec7p h\u1ed9i t\u00e1i ch\u1ebf kim lo\u1ea1i Anh.<\/strong>\u00a0BMRA \u0111\u1ea1i di\u1ec7n cho h\u01a1n 300 nh\u00e0 t\u00e1i ch\u1ebf kim lo\u1ea1i ph\u1ebf li\u1ec7u c\u1ee7a Anh v\u00e0 l\u00e0 hi\u1ec7p h\u1ed9i th\u01b0\u01a1ng m\u1ea1i h\u00e0ng \u0111\u1ea7u t\u1ea1i Anh.<\/p>\n

\u2013 AMRIA<\/strong>: AMRIA \u0111\u1ec1 c\u1eadp \u0111\u1ebfn Hi\u1ec7p h\u1ed9i C\u00f4ng nghi\u1ec7p T\u00e1i ch\u1ebf Kim lo\u1ea1i \u00dac.<\/p>\n

\u2013 CARI:<\/strong> CARI l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a Hi\u1ec7p h\u1ed9i c\u00e1c ng\u00e0nh t\u00e1i ch\u1ebf Canada.\u00a0N\u00f3 c\u00f3 250 c\u00f4ng ty th\u00e0nh vi\u00ean.<\/p>\n

L\u00e0 m\u1ed9t th\u00e0nh vi\u00ean c\u1ee7a hi\u1ec7p h\u1ed9i th\u01b0\u01a1ng m\u1ea1i trong ng\u00e0nh c\u00f4ng nghi\u1ec7p t\u00e1i ch\u1ebf cho ph\u00e9p m\u1ed9t doanh nghi\u1ec7p t\u00e1i ch\u1ebf m\u1edbi bi\u1ebft v\u00e0 hi\u1ec3u c\u00e1c xu h\u01b0\u1edbng trong ng\u00e0nh v\u00e0 duy tr\u00ec m\u1ed1i quan h\u1ec7 t\u1ed1t v\u1edbi c\u00e1c doanh nghi\u1ec7p kh\u00e1c trong ng\u00e0nh.<\/p>\n

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\n 1<\/strong>\n \/<\/span>\n 5<\/strong>\n (<\/span>\n 1<\/strong>\n \n vote <\/span>\n )<\/span>\n <\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"

Sorry, this entry is only available in Ti\u1ebfng Vi\u1ec7t. For the sake of viewer convenience, the content is shown below in the alternative language. You may click the link to switch the active language. Kim lo\u1ea1i l\u00e0 m\u1ed9t ph\u1ea7n trong cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y c\u1ee7a ch\u00fang ta. Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ch\u1ebf t\u1ea1o nhi\u1ec1u … Continue reading Gi\u1edbi thi\u1ec7u v\u1ec1 quy tr\u00ecnh t\u00e1i ch\u1ebf ph\u1ebf li\u1ec7u kim lo\u1ea1i – T\u00e1i ch\u1ebf ph\u1ebf li\u1ec7u kim lo\u1ea1i nh\u01b0 th\u1ebf n\u00e0o?<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":3352,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[698,1],"tags":[627,945,946,280,134,351,768,214,172,377,878,3223,95],"class_list":["post-3350","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-thi-truong-phe-lieu","category-tin-tuc","tag-ac-quy-tai-che","tag-cac-loai-nhua-tai-che","tag-cach-phan-biet-loai-nhua-tai-che-sach","tag-chi-tai-che","tag-dong-tai-che","tag-gang-tai-che","tag-he-thong-tai-che-phe-lieu","tag-hop-kim-tai-che","tag-inox-tai-che","tag-kem-tai-che","tag-loi-ich-cua-viec-tai-che-phe-lieu","tag-loi-ich-tai-che-phe-lieu","tag-nhom-tai-che"],"_links":{"self":[{"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/posts\/3350","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/comments?post=3350"}],"version-history":[{"count":3,"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/posts\/3350\/revisions"}],"predecessor-version":[{"id":9017,"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/posts\/3350\/revisions\/9017"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/media\/3352"}],"wp:attachment":[{"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/media?parent=3350"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/categories?post=3350"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phelieu247.com\/en\/wp-json\/wp\/v2\/tags?post=3350"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}