Process using an acidic medium containing nitric acid

Details Process using an acidic medium containing nitric acid Process using an acidic medium containing nitric acid

1992-04-15

1994-06-28

Lewis, Michael

Chemistry of inorganic compounds

Carbon or compound thereof

Elemental carbon

4236585, B01F 100, C01B 3106

Patent

active

053244966

ABSTRACT:
A process such as a leaching, etching or pickling process which uses an aqueous acidic medium containing nitric acid is improved by carrying out the process in the presence of an oxidizing atmosphere in a closed contained.

REFERENCES:
patent: 2805940 (1957-09-01), Bennedsen
patent: 2947611 (1960-08-01), Bundy
patent: 3442616 (1969-05-01), Wakatsuki et al.
patent: 3965239 (1976-06-01), Posel
patent: 3992270 (1976-11-01), Lemarinel et al.
patent: 4084961 (1978-04-01), Caldon
patent: 4224380 (1980-09-01), Bovenkerk et al.
patent: 4670051 (1987-06-01), Schneider
patent: 4931068 (1990-06-01), Dismukes et al.

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