B - Operations – Transporting – 03 – D
Patent
B - Operations, Transporting
03
D
361/15
B03D 1/02 (2006.01) B03B 1/00 (2006.01) B03D 1/001 (2006.01)
Patent
CA 1193769
ABSTRACT OF THE DISCLOSURE Discloses an efficient flotation process for the recovery of sheelite from ores which includes the use of paraffin oil in the ore pulp along with fatty acid, alkaline metal silicate and alkali metal carbonate each in specified proportions to provide a highly selective separation of sheelite and gangue with good tungsten recoveries.
411779
Inco Limited
Smart & Biggar
LandOfFree
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