Klaus J. Friedrich

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Detroit, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of making an alkoxylated polyethylenimine product
- Patent number 7,736,525
- Issue date Jun 15, 2010
- BASF Corporation
- Chacko Thankachan
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Ferric and acid complex
- Patent number 7,034,172
- Issue date Apr 25, 2006
- BASF Corporation
- Klaus Friedrich
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Method Of Making An Alkoxylated Polyethylenimine Product
- Publication number 20100216949
- Publication date Aug 26, 2010
- BASF AKTIENGESELLSCHAFT
- Klaus J. Friedrich
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD OF MAKING AN ALKOXYLATED POLYETHYLENIMINE PRODUCT
- Publication number 20090069501
- Publication date Mar 12, 2009
- BASF AKTIENGESELLSCHAFT
- Chacko Thankachan
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...