Process for removing layers of selenium

Details Process for removing layers of selenium Process for removing layers of selenium

1978-05-25

1980-03-11

Caroff, Marc L.

Cleaning and liquid contact with solids

Processes

For metallic, siliceous, or calcareous basework, including...

134 26, 134 30, 134 42, 252171, 252544, B08B 308

Patent

active

041926927

ABSTRACT:
A layer of selenium is removed from a metal base by contacting the layer with a fluid which contains an amine or a mercaptan at a temperature in the range between about 60.degree. and 150.degree. C. and then contacting the layer with an inert fluid at a temperature not exceeding 40.degree. C.

REFERENCES:
patent: 2816008 (1957-12-01), Stein et al.
patent: 2889206 (1959-06-01), Hobin
patent: 3837815 (1974-09-01), Bixby
patent: 3990907 (1976-11-01), Endo et al.
patent: 3992511 (1976-11-01), Waehner et al.

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