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Werner Evertz
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Monheim, DE
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last 30 patents
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Patent Grant
Process for preparation of anilines which are m-substituted by chlo...
Patent number
4,460,788
Issue date
Jul 17, 1984
Bayer Aktiengesellschaft
Karlfried Wedemeyer
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of m-halogen-substituted anilines
Patent number
4,429,156
Issue date
Jan 31, 1984
Bayer Aktiengesellschaft
Karlfried Wedemeyer
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of fused 1,2,3-triazoles
Patent number
4,424,360
Issue date
Jan 3, 1984
Bayer Aktiengesellschaft
Ferdinand Hagedorn
C07 - ORGANIC CHEMISTRY
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Patent Grant
Process for the preparation of sulphonic acid chlorides
Patent number
4,316,862
Issue date
Feb 23, 1982
Bayer Aktiengesellschaft
Wolfgang Schenk
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing 3-chloro- and 3,5-dichloro-anilines
Patent number
4,193,937
Issue date
Mar 18, 1980
Bayer Aktiengesellschaft
Karlfried Wedemeyer
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL