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Mineral technology
laboratories are located at Hyderabad and Nagpur. The laboratories
are engaged in carrying out investigations on the feasibility of recovering uranium and other
elements from the ore.
Facilities exist for carrying out physical beneficiation
and hydrometallurgy. In addition to conventional techniques,
the mineral technology laboratory at Hyderabad has been in
the forefront of using bacterially-aided leaching technique.
This technology provides data on
(i) isolation and identification of different algae and bacteria
in the uranium ore,
(ii) their role in the genesis of uranium mineralisation and
(iii) microbiology based leachability of uranium and its associated
metals.
All the laboratories have been provided with crushers, grinders,
equipment necessary for gravity concentration, flotation, magnetic
separation and electrical separations. They also have facilities
for carrying out investigations on the extraction of uranium
from ores, purification by ion exchange and solvent extraction
techniques and precipitation of uranium as diuranate. Over
the years, the laboratory has contributed significantly in
Recovery
of niobium and tantalum minerals from the pegmatitic eluvium.
Recovery
of xenotime from the riverine placers.
Beneficiation
of pyrochlore from carbonatitic soils.
Development
of flow sheet for recovering wolframite from granite of Degana,
Rajasthan.
Development
of flow sheet for improvement in recovery of beach sand minerals
at the OSCOM Project (Orissa).
Pilot
plant extraction including biochemical leaching of uranium
ores at field sites.
Removal
of (a) H2S from the effluents of heavy water plants
and (b) cyanide in the gold tailings nitrates from the effluents
of Nuclear Fuel Complex, Hyderabad.

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