C - Chemistry – Metallurgy – 01 – B
Patent
C - Chemistry, Metallurgy
01
B
23/297
C01B 19/00 (2006.01) B01J 14/00 (2006.01)
Patent
CA 1250407
SELENIUM RECOVERY ABSTRACT Discloses a process for recovering relatively pure selenium IV compound from acid solution comprising sequential precipitations with lime water with solid-liquid separation between precipitations.
469557
Colton Dennis F.
Ettel Victor A.
Hall Rotrou A.
Inco Limited
Smart & Biggar
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