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Klaus Junghans
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Berlin, DE
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last 30 patents
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Patent Grant
Process for the production of sulfuric acid semi-esters
Patent number
5,703,261
Issue date
Dec 30, 1997
Schering Aktiengesellschaft
Klaus Junghans
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the production of 17.alpha.-acyloxy-6-chloro-1.alpha.,2...
Patent number
4,565,657
Issue date
Jan 21, 1986
Schering Aktiengesellschaft
Klaus Junghans
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of 3-(.DELTA..sup.4 -3-ketosteroid-17.a...
Patent number
4,507,238
Issue date
Mar 26, 1985
Schering Aktiengesellschaft
Klaus Junghans
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of 4,4'-dipyridyls
Patent number
4,194,046
Issue date
Mar 18, 1980
Schering Aktiengesellschaft
Klaus Junghans
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR