Rudolf Hermanseder

Follow

Person

Pennewang, AT

People

Patents Grantslast 30 patents

Information Patent Grant
Process for preparing high-purity, halogen-free o-phthaladehyde
- Patent number 7,858,381
- Issue date Dec 28, 2010
- DSM Fine Chemicals Austria Nfg GmbH & Co KG
- Karlheinz Giselbrecht
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the purification of ketones obtained from the correspon...
- Patent number 6,545,186
- Issue date Apr 8, 2003
- DSM Fine Chemicals Austria Nfg GmbH & Co., KG
- Karlheinz Giselbrecht
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the purification and formulation of o-phthalaldehyde
- Patent number 6,486,358
- Issue date Nov 26, 2002
- DSM Fine Chemicals Austria Nfg GmbH & Co KG
- Karlheinz Giselbrecht
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing hydroxymethylpyridines
- Patent number 6,486,327
- Issue date Nov 26, 2002
- DSM Fine Chemicals Austria Nfg GmbH & Co KG
- Karlheinz Giselbrecht
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the purification of o-phthalaldehyde
- Patent number 5,874,637
- Issue date Feb 23, 1999
- DSM Chemie Linz GmbH
- Karl Heinz Giselbrecht
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Process for preparing high-purity, halogen-free o-phthaladehyde
- Publication number 20060293542
- Publication date Dec 28, 2006
- Karlheinz Giselbrecht
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR THE PURIFICATION AND FORMULATION OF O-PHTHALALDEHYDE
- Publication number 20020173678
- Publication date Nov 21, 2002
- Karlheinz Giselbrecht
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the purification of ketones obtained from the correspon...
- Publication number 20020077510
- Publication date Jun 20, 2002
- Karlheinz Giselbrecht
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for preparing alkyl- or aryloxyacetaldehydes
- Publication number 20010053852
- Publication date Dec 20, 2001
- Karlheinz Giselbrecht
- C07 - ORGANIC CHEMISTRY