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Alexander Doerges
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Frankfurt, DE
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last 30 patents
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Patent Grant
Process of desulfurizing gases with an amine-containing absorbent s...
Patent number
4,532,116
Issue date
Jul 30, 1985
Metallgesellschaft Aktiengesellschaft
Alexander Doerges
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process of regenerating absorbent solutions for sulfur-containing g...
Patent number
4,504,449
Issue date
Mar 12, 1985
Metallgesellschaft Aktiengesellschaft
Alexander Doerges
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process of removing H.sub.2 S, CO.sub.2, COS and mercaptans from ga...
Patent number
4,368,059
Issue date
Jan 11, 1983
Metallgesellschaft Aktiengesellschaft
Alexander Doerges
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process of regenerating laden absorbents
Patent number
4,318,716
Issue date
Mar 9, 1982
Metallgesellschaft, Aktiengesellschaft
Alexander Doerges
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process of selectively desulfurizing gases
Patent number
4,297,330
Issue date
Oct 27, 1981
Metallgesellschaft AG
Johann Schlauer
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process of regenerating alkali carbonate solutions formed by the de...
Patent number
4,258,019
Issue date
Mar 24, 1981
Metallgesellschaft Aktiengesellschaft
Heinz Hiller
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process of purifying gases
Patent number
4,155,985
Issue date
May 22, 1979
Metallgesellschaft Aktiengesellschaft
Alexander Doerges
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for regenerating water-containing methanol
Patent number
4,144,314
Issue date
Mar 13, 1979
Metallgesellschaft Aktiengesellschaft
Alexander Doerges
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Process of scrubbing fuel synthesis gases to remove acid gases and...
Patent number
4,137,294
Issue date
Jan 30, 1979
Metallgesellschaft Aktiengesellschaft
Karl Braizler
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL