Frank Holtrup

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Burgkirchen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Aromatic aldehyde resins and their use as emulsion breakers
- Patent number 6,703,428
- Issue date Mar 9, 2004
- Clariant GmbH
- Frank Holtrup
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aromatic aldehyde resins and their use as emulsion breakers
- Patent number 6,646,016
- Issue date Nov 11, 2003
- Clariant GmbH
- Frank Holtrup
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aromatic aldehyde resins and their use as emulsion breakers
- Patent number 6,465,528
- Issue date Oct 15, 2002
- Clariant GmbH
- Frank Holtrup
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Additives for inhibiting gas hydrate formation
- Patent number 6,177,497
- Issue date Jan 23, 2001
- Clariant GmbH
- Peter Klug
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Aromatic aldehyde resins and their use as emulsion breakers
- Publication number 20020156136
- Publication date Oct 24, 2002
- Frank Holtrup
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...