Reinhard Herbert Witt

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Wyncote, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Particle size classifier
- Patent number 6,220,446
- Issue date Apr 24, 2001
- PQ Corporation
- Reinhard H. Witt
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Method for making spherical adsorbent particles
- Patent number 6,074,983
- Issue date Jun 13, 2000
- Mahlon Robert Derolf
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Olefin polymerization catalysts with specific silica supports
- Patent number 6,001,764
- Issue date Dec 14, 1999
- PQ Corporation
- Thomas J. Pullukat
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for making spherical adsorbent particles
- Patent number 5,998,329
- Issue date Dec 7, 1999
- Bio-Technical Resources
- Mahlon Robert Derolf
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Olefin polymerization catalysts with specific silica supports
- Patent number 5,895,770
- Issue date Apr 20, 1999
- PQ Corporation
- Thomas J. Pullukat
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Beer processing and composition
- Patent number 5,149,553
- Issue date Sep 22, 1992
- PQ Corporation
- Kenneth A. Berg
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...