Peter Vehlewald

Person

Leichlingen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Compositions useful as binders for the production of composite mate...
- Patent number 6,210,523
- Issue date Apr 3, 2001
- Bayer Aktiengesellschaft
- Manfred Schmidt
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of producing press-moulding materials with polyisocyanate bi...
- Patent number 6,007,649
- Issue date Dec 28, 1999
- Bayer Aktiengesellschaft
- Peter Haas
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Grant
Mixtures leading to hard polyurethane foamed materials
- Patent number 5,869,546
- Issue date Feb 9, 1999
- Bayer Aktiengesellschaft
- Peter Gruss
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for strengthening geological formations
- Patent number 4,965,292
- Issue date Oct 23, 1990
- Bayer Aktiengesellschaft
- Hanns P. Muller
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for strengthening geological formations
- Patent number 4,904,125
- Issue date Feb 27, 1990
- Bayer Aktiengesellschaft
- Manfred Schmidt
- E21 - EARTH DRILLING MINING
Information Patent Grant
Process for strengthening geological formations
- Patent number 4,792,262
- Issue date Dec 20, 1988
- Bayer Aktiengesellschaft
- Manfred Kapps
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Stable dispersions of polyureas and/or polyhydrazo-dicarbonamides i...
- Patent number 4,668,734
- Issue date May 26, 1987
- Bayer Aktiengesellschaft
- Manfred Dietrich
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Stabilized filler suspensions in polyols
- Patent number 4,282,329
- Issue date Aug 4, 1981
- Bayer Aktiengesellschaft
- Wulf von Bonin
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the production of modified polyether polyols and their...
- Patent number 4,272,619
- Issue date Jun 9, 1981
- Bayer Aktiengesellschaft
- Gerhard Balle
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Stable suspensions of inorganic fillers in organic polyhydroxyl com...
- Patent number 4,250,077
- Issue date Feb 10, 1981
- Bayer Aktiengesellschaft
- Wulf von Bonin
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Stabilized filler suspensions in polyols
- Patent number 4,240,950
- Issue date Dec 23, 1980
- Bayer Aktiengesellschaft
- Wulf von Bonin
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High molecular weight polyamines and their use in preparation of po...
- Patent number 4,224,417
- Issue date Sep 23, 1980
- Bayer Aktiengesellschaft
- Manfred Hajek
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Stable suspensions of inorganic fillers in organic polyhydroxyl com...
- Patent number 4,198,333
- Issue date Apr 15, 1980
- Bayer Aktiengesellschaft
- Wulf von Bonin
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Peter Vehlewald

Person

Patents Grantslast 30 patents

Compositions useful as binders for the production of composite mate...

Method of producing press-moulding materials with polyisocyanate bi...

Mixtures leading to hard polyurethane foamed materials

Process for strengthening geological formations

Process for strengthening geological formations

Process for strengthening geological formations

Stable dispersions of polyureas and/or polyhydrazo-dicarbonamides i...

Stabilized filler suspensions in polyols

Process for the production of modified polyether polyols and their...

Stable suspensions of inorganic fillers in organic polyhydroxyl com...

Stabilized filler suspensions in polyols

High molecular weight polyamines and their use in preparation of po...

Stable suspensions of inorganic fillers in organic polyhydroxyl com...