C - Chemistry – Metallurgy – 22 – B
Patent
C - Chemistry, Metallurgy
22
B
23/328, 53/369
C22B 3/00 (2006.01) B03D 1/02 (2006.01) B03D 1/08 (2006.01)
Patent
CA 1148751
ABSTRACT OF THE INVENTION The invention relates to a process for recovering at least one of the metallic elements, uranium, molybdenum, vanadium, copper, selenium and germanium, contained in the kerogen of kerogeniferous ores. The process comprises the following steps:- a) grinding the ore down to the mesh-size of kerogen; b) separating kerogen from the carrier ore, by floatation; c) heating the separated kerogen; d) treating the residuum of step c) to recover the metallic element(s) contained therein. The invention is particularly applicable to the recovery of uranium and other metals contained in sedimentary ores.
344915
Disnar Jean-Robert
Oberlin Agnes
Rouzaud Jean-Noel
Trichet Jean
Disnar Jean-Robert
Gowling Lafleur Henderson Llp
Oberlin Agnes
Rouzaud Jean-Noel
Trichet Jean
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