C - Chemistry – Metallurgy – 22 – B
Patent
C - Chemistry, Metallurgy
22
B
53/1, 53/13, 261
C22B 11/00 (2006.01) C22B 3/04 (2006.01)
Patent
CA 1340885
Agglomerating agent and method for use in heap leaching of mineral bearing ores. A moderate to high molecular weight anionic polymer either alone or in combination with cement provides a highly effective agglomerating agent. The anionic polymer is preferably a copolymer of acrylamide and acrylic acid. The polymer preferably has a molecular weight of from about 1 to 8 million or higher.
611408
Betz Laboratories Inc.
Betzdearborn Inc.
Borden Ladner Gervais Llp
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