C - Chemistry – Metallurgy – 22 – B
Patent
C - Chemistry, Metallurgy
22
B
53/163
C22B 43/00 (2006.01) C02F 1/70 (2006.01) C02F 9/00 (2006.01)
Patent
CA 1212240
Abstract of the disclosure: A process for the removal and recovery of mercury from mercury-containing waste water, particularly waste water produced by washing waste gases from incinerators, which comprises subjecting mercury-containing waste water to stripping treatment at a temperature not lower than 15°C in the presence of a reducing agent or a combination of oxidizing and reducing agents to obtain a gas mixture containing mercury vapor and cooling the gas mixture to separate the mercury therefrom as liquid metallic mercury.
430461
Hayashi Saburo
Inoue Masahiro
Mukai Mitsukazu
Otsuji Akira
Tanabe Takeo
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
Seitetsu Kagaku Co. Ltd
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