Ralph Vincent Van Calck

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Preston, GB

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Patents Grantslast 30 patents

Information Patent Grant
Method for the preparation of new segmented polyurethanes with high...
- Patent number 7,943,678
- Issue date May 17, 2011
- Orteq, B.V.
- Ralf Guillaume Jean Catharina Heijkants
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Method for the preparation of new segmented polyurethanes with high...
- Publication number 20070037954
- Publication date Feb 15, 2007
- Ralf Guillaume Jean Catharina Heijkants
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method for the preparation of new segmented polyurethanes with high...
- Publication number 20070015894
- Publication date Jan 18, 2007
- Ralf Guillaume Jean Catharina Heijkants
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...