C - Chemistry – Metallurgy – 01 – G
Patent
C - Chemistry, Metallurgy
01
G
23/265, 23/92
C01G 21/04 (2006.01) C01G 21/02 (2006.01) C01G 21/20 (2006.01)
Patent
CA 1255876
ABSTRACT A process for the manufacture of hydrated lead oxides in the bivalent state characterized by the steps of (1) reacting metallic lead with acetic acid at a temperature up to 200°C under an atmosphere of an oxygen containing gas of between 1 and 10 atmospheres absolute pressure to form lead acetate, then (2) reacting the lead acetate with a source of ammonium ion under an absolute pressure between 1 and 5 atmospheres at a temperature up to 100°C to precipitate hydrated lead oxides.
487572
Gasohol Energy Pty. Ltd.
Moffat & Co.
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