Heinrich Lokum

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Kerpen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for the production of phosgene
- Patent number 7,442,835
- Issue date Oct 28, 2008
- Bayer MaterialScience AG
- Berthold Keggenhoff
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Process for the purification of mixtures of toluenediisocyanate
- Patent number 6,803,483
- Issue date Oct 12, 2004
- Bayer Aktiengesellschaft
- Heinrich Lokum
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR THE PRODUCTION OF ISOCYANATES
- Publication number 20100298596
- Publication date Nov 25, 2010
- Bayer MaterialScience AG
- Berthold Keggenhoff
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the production of isocyanates
- Publication number 20070265465
- Publication date Nov 15, 2007
- Bayer MaterialScience AG
- Berthold Keggenhoff
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process and apparatus for the production of phosgene
- Publication number 20060047170
- Publication date Mar 2, 2006
- Bayer MaterialScience AG
- Berthold Keggenhoff
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Process for the purification of mixtures of toluenediisocyanate
- Publication number 20030233013
- Publication date Dec 18, 2003
- Heinrich Lokum
- C07 - ORGANIC CHEMISTRY