The laboratory experiment and production show that the flotation and gravity-separation process to treat ironmaking sludge in Ma Steel is feasible.
实验室试验和工业生产表明，马钢所采用的炼铁污泥浮-重选富集工艺是可行的，它具有流程顺，回收铁效果好、去锌率高等特点。
Better separation indices can be obtained by singular gravity concentration or flotation method and both of combination flowsheet, and gets effectively rid of carbon.
采用单一重选、单一浮选以及重浮联合流程均能有效除碳，取得较好的选别技术指标。
Beneficiation techniques on limonite developed in recent years mainly include single process of gravity or magnetic separation etc. and combined processes with selective flocculation flotation etc.
近年来研究开发的褐铁矿选矿技术主要包括：重选、磁选等单一流程和选择性絮凝浮选等联合流程。
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