B - Operations – Transporting – 03 – D
Patent
B - Operations, Transporting
03
D
361/4
B03D 1/02 (2006.01) B03D 1/012 (2006.01)
Patent
CA 1071336
CIL 570 ABSTRACT OF THE DISCLOSURE A process is disclosed for separating molybdenite from copper sulphide and other metal sulphide minerals with which it is associated in a metallurgical concentrate through use of a copper sulphide depressant which is a compound having at least one nitrogen atom, at least one thio group and at least one hydrophilic group. Examples are 2-thiouracil, pseudothio- hydantoin, pseudothiocyanogen and 2-imino-4-oxo-5-thiazolidine- acetic acid.
276821
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