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Nikolaus Schulz
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Cologne, DE
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last 30 patents
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Patent Grant
Process for the preparation of indoles
Patent number
5,179,211
Issue date
Jan 12, 1993
Bayer Aktiengesellschaft
Heinz U. Blank
C07 - ORGANIC CHEMISTRY
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Patent Grant
Process for the isolation of purified anthraquinone
Patent number
4,161,481
Issue date
Jul 17, 1979
Bayer Aktiengesellschaft
Joachim Priemer
C07 - ORGANIC CHEMISTRY