Karl-Heinrich Meyer

Person

Krefeld, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of polyarylene sulphides
- Patent number 5,306,805
- Issue date Apr 26, 1994
- Bayer AG
- Wolfgang Arlt
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the isolation of polyarylene sulphide
- Patent number 4,639,507
- Issue date Jan 27, 1987
- Bayer Aktiengesellschaft
- Wolfgang Alewelt
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the isolation of thermoplastic polycarbonate from solut...
- Patent number 4,631,338
- Issue date Dec 23, 1986
- Bayer Aktiengesellschaft
- Karl-Heinrich Meyer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for isolating pulverulent chlorinated aliphatic polymers fr...
- Patent number 4,588,809
- Issue date May 13, 1986
- Bayer Aktiengesellschaft
- Karl-Heinrich Meyer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the production of 2-aryl-4-acyl-1.3.4-oxdiazolones-(5)
- Patent number 4,578,476
- Issue date Mar 25, 1986
- Bayer Aktiengesellschaft
- Manfred Schmidt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of hydantoins
- Patent number 4,465,839
- Issue date Aug 14, 1984
- Bayer Aktiengesellschaft
- Bernhard Schulte
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of (thio) hydantoins
- Patent number 4,465,840
- Issue date Aug 14, 1984
- Bayer Aktiengesellschaft
- Bernhard Schulte
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of hydantoins
- Patent number 4,448,942
- Issue date May 15, 1984
- Bayer Aktiengesellschaft
- Bernhard Schulte
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of water-resistant, film-forming chlorin...
- Patent number 4,430,483
- Issue date Feb 7, 1984
- Bayer Aktiengesellschaft
- Franz Alfes
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the preparation of pure 4,4'-dihydroxyphenyl alkanes or...
- Patent number 4,387,251
- Issue date Jun 7, 1983
- Bayer Aktiengesellschaft
- Karl-Heinrich Meyer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Coating compositions obtained by reacting amino carboxylic acids de...
- Patent number 4,281,095
- Issue date Jul 28, 1981
- Bayer Aktiengesellschaft
- Willi Dunwald
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyarylamide, their production and their use as absorbers for ultr...
- Patent number 4,238,351
- Issue date Dec 9, 1980
- Bayer Aktiengesellschaft
- Franz Alfes
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Karl-Heinrich Meyer

Person

Patents Grantslast 30 patents

Process for the preparation of polyarylene sulphides

Process for the isolation of polyarylene sulphide

Process for the isolation of thermoplastic polycarbonate from solut...

Process for isolating pulverulent chlorinated aliphatic polymers fr...

Process for the production of 2-aryl-4-acyl-1.3.4-oxdiazolones-(5)

Process for the production of hydantoins

Process for the production of (thio) hydantoins

Process for the production of hydantoins

Process for the production of water-resistant, film-forming chlorin...

Process for the preparation of pure 4,4'-dihydroxyphenyl alkanes or...

Coating compositions obtained by reacting amino carboxylic acids de...

Polyarylamide, their production and their use as absorbers for ultr...