Paul Janssen

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Bensberg-Refrath, DT

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Patents Grantslast 30 patents

Information Patent Grant
Production of cyanopyridines from piperidines
- Patent number 4,057,552
- Issue date Nov 8, 1977
- The Lummus Company
- Hermann Richtzenhain
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of pyridines and nicotinonitrile from piperidines
- Patent number 4,051,140
- Issue date Sep 27, 1977
- The Lummus Company
- Abraham P. Gelbein
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of preparing alkylalkoxysilanes containing polysulfide bridges
- Patent number 3,946,059
- Issue date Mar 23, 1976
- Dynamit Nobel Aktiengesellschaft
- Paul Janssen
- C07 - ORGANIC CHEMISTRY