Process of separating one of lead and zinc concentrate from smelter slag, involves draining slag directly from smelter and cooling naturally in air, grinding and sulfidizing cooled slag, and froth floating sulphidized slag to obtain lead and/or zinc concentrate
2023-09-05
专利权人HINDUSTAN ZINC LTD (HIND-Non-standard)
申请日期2023-09-05
专利号IN202311059512-A
成果简介NOVELTY - Process of separating one of lead and zinc concentrate from smelter slag involves (i) draining a slag directly from the smelter and cooling the drained slag naturally in air; (ii) grinding and sulfidizing the cooled slag; and (iii) froth floating the sulphidized slag to obtain the lead and/or zinc concentrate. USE - Process of separating one of lead and zinc concentrate from smelter slag. ADVANTAGE - The process is a greener process, has less CO2 producing, less energy intensive, cost-effective. Results in high recovery rate of the metal concentrate, convenient to use. Slag is cooled after withdrawing from the furnace, thus allows for other process to be carried out simultaneously.
IPC 分类号C04B-018/14 ; C22B-003/00 ; C22B-007/00 ; C22B-007/02 ; C22B-007/04
国家印度
专业领域材料科学
语种英语
成果类型专利
文献类型科技成果
条目标识符http://119.78.100.226:8889/handle/3KE4DYBR/20511
专题中国科学院新疆生态与地理研究所
作者单位
HINDUSTAN ZINC LTD (HIND-Non-standard)
推荐引用方式
GB/T 7714
CHANDRU C,SINGH K,KANNAN M K,et al. Process of separating one of lead and zinc concentrate from smelter slag, involves draining slag directly from smelter and cooling naturally in air, grinding and sulfidizing cooled slag, and froth floating sulphidized slag to obtain lead and/or zinc concentrate. IN202311059512-A[P]. 2023.
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