Reiner Gottschalk

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Koln, DE

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Patents Grantslast 30 patents

Information Patent Grant
Use of brighteners for the preparation of coating slips
- Patent number 7,258,815
- Issue date Aug 21, 2007
- Karl-Heinz Drenker
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
Triazinyl flavonate brighteners
- Publication number 20090227712
- Publication date Sep 10, 2009
- Heinz Giesecke
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Use of brighteners for the preparation of coating slips
- Publication number 20030236326
- Publication date Dec 25, 2003
- Karl-Heinz Drenker
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Use of aqueous brightener preparations for brightening natural and...
- Publication number 20030089888
- Publication date May 15, 2003
- Erwin Bacher
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...