Method for deodorizing and cleaning offensive odor gas

Details Method for deodorizing and cleaning offensive odor gas Method for deodorizing and cleaning offensive odor gas

1988-11-18

1990-02-20

Heller, Gregory A.

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Organic component

4232452, 423228, 423238, B01J 800, C10H 2300, C01B 1716, C01C 300

Patent

active

049024892

ABSTRACT:
The present invention relates to for deodorizing and cleaning offensive gas which comprises treatment with a lignin solution after washing the gas to remove basic offensive ingredients. The method is excellent in efficiency of deodorization and maintenance cost especially for offensive odor ingredients that are hard to decompose.

REFERENCES:
patent: 769860 (1904-09-01), Felt
patent: 3907972 (1975-09-01), Stautzenberger
patent: 3989810 (1976-11-01), Toyama et al.
patent: 4127383 (1978-11-01), Johnston et al.
patent: 4136152 (1979-01-01), Jones et al.
patent: 4427630 (1984-01-01), Aibe et al.
patent: 4540561 (1985-09-01), Olson
patent: 4551305 (1985-11-01), Nelson
Patent Abstract of Japan, vol. 4, No. 135 (C-25) [617], Sep. 20, 1980, (see 55-84539).
Patent Abstract of Japan, vol. 8, No. 232 (C-248 [1669], Oct. 25, 1984.

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