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Principles of Extractive Metallurgy
Extractive metallurgy as a discipline deals with the ext-raction of metals from naturally occurring and man made resources. Separation is the essence of metal extraction. Development of efficientExpand
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Extraction of lanthanum and cerium from Indian red mud
Abstract Laboratory-scale experiments were conducted to recover lanthanum and cerium from Indian red mud in sulfuric acid medium. The method includes acid leaching of red mud pulp and subsequentExpand
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Dissolution of uranium from silicate-apatite ore by Acidithiobacillus ferrooxidans
Bioleaching of a low-grade Indian silicate-apatite uranium ore containing 0.024% U3O8 and 10.6% iron with minor amounts of base metals has been reported. The studies involved extraction of uraniumExpand
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Microbial synthesis of iron-based nanomaterials—A review
Nanoparticles are the materials having dimensions of the order of 100 nm or less. They exhibit a high surface/volume ratio leading to different properties far different from those of the bulkExpand
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Microbially Assisted Leaching of Uranium—A Review
Due to depletion of high-grade deposits of uranium and generation of large quantities of tailings produced by mining and metallurgical activities, there is a need to find an economical way to recoverExpand
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Role of ferric ions in bioleaching of uranium from low tenor Indian ore
Abstract The role of biogenic ferric ions in leaching of uranium by Acidithiobacillus ferrooxidans from a low grade ore of Turamdih mines, India, has been investigated. Using the enriched culture ofExpand
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Bioreactor leaching of uranium from a low grade Indian silicate ore
Abstract Bio-leaching studies were carried out in a 2 L bioreactor- BIOSTAT-B® equipped with a PLC based controller at 20–40% (w/v) pulp density using enriched culture of A.ferrooxidans for TuramdihExpand
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Column Bioleaching of a Low-Grade Silicate Ore of Uranium
The bioleaching of a low-grade Indian uraninite ore (triuranium octoxide, U3O8: 0.024%), containing ferro-silicate and magnetite as the major phases, and hematite and pyrite in minor amounts, hasExpand
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Comparative Performance of Uranium Bioleaching from Low Grade Indian Apatite Rock in Column and Bioreactor
Uranium ore from the Narwapahar mines, Jharkhand, India (∼0.047% U3O8), rich in apatite content (5%) was investigated for bio-processing in lab-scale columns and bioreactor. With a load of 2.0 kg oreExpand
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Perspective of availability and sustainable recycling prospects of metals in rechargeable batteries – A resource overview
The growing need for strategic and rare earth elements (REE) led to an enormous interest in the development of new technologies for the recycling and recovery of these metals from secondary resourcesExpand
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