Guenther Welt

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Gau-Bischofsheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for simultaneously grinding and drying a mate...
- Patent number 6,021,966
- Issue date Feb 8, 2000
- Clariant GmbH
- Reinhard Doenges
- F26 - DRYING
Information Patent Grant
Process and apparatus for simultaneously grinding and drying materi...
- Patent number 5,921,479
- Issue date Jul 13, 1999
- Clariant GmbH
- Reinhard Doenges
- F26 - DRYING
Information Patent Grant
Process for screening cellulose ethers
- Patent number 5,589,589
- Issue date Dec 31, 1996
- Hoechst AG
- Manfred Sponheimer
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Process for separating solvents used in the purification of products
- Patent number 4,985,152
- Issue date Jan 15, 1991
- Hoechst Aktiengesellschaft
- Josef Hilbig
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...