C - Chemistry – Metallurgy – 22 – B
Patent
C - Chemistry, Metallurgy
22
B
53/328, 204/74
C22B 19/02 (2006.01) B01F 17/50 (2006.01) C01B 17/06 (2006.01) C22B 3/00 (2006.01) C22B 19/00 (2006.01)
Patent
CA 971368
Haffenden Walter J.
Kawulka Paul
Mackiw Vladimir N.
Na
Sherritt Gordon Mines Limited
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