Willem J. Wassen

Person

Geleen, NL

People

Patents Grantslast 30 patents

Information Patent Grant
Process for transferring heat from fluid mixtures containing a poly...
- Patent number 4,471,095
- Issue date Sep 11, 1984
- Stamicarbon B.V.
- Willem J. Wassen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the recovery of ammonia and sulphur dioxide from a cont...
- Patent number 4,208,390
- Issue date Jun 17, 1980
- Nittetu Chemical Engineering Ltd. (NICE)
- Teruhiko Hirabayashi
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for the recovery of .epsilon.-caprolactam from a reaction m...
- Patent number 4,133,810
- Issue date Jan 9, 1979
- Stamicarbon, B.V.
- Willem J. Wassen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the recovery of .epsilon.-caprolactam from a reaction m...
- Patent number 4,081,442
- Issue date Mar 28, 1978
- Stamicarbon, B.V.
- Willem J. Wassen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of a hydroxylamine salt
- Patent number 4,062,927
- Issue date Dec 13, 1977
- Stamicarbon, B.V.
- Abraham H. De Rooij
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for carrying out nitrosation reactions and diazotation reac...
- Patent number 3,975,425
- Issue date Aug 17, 1976
- Stamicarbon B.V.
- Willem J. Wassen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Conversion of ketoximes into lactams in organic sulfoxide solvents
- Patent number 3,944,542
- Issue date Mar 16, 1976
- Stamicarbon, B.V.
- Abraham H. de Rooij
- C07 - ORGANIC CHEMISTRY

Willem J. Wassen

Person

Patents Grantslast 30 patents

Process for transferring heat from fluid mixtures containing a poly...

Process for the recovery of ammonia and sulphur dioxide from a cont...

Process for the recovery of .epsilon.-caprolactam from a reaction m...

Process for the recovery of .epsilon.-caprolactam from a reaction m...

Process for the preparation of a hydroxylamine salt

Process for carrying out nitrosation reactions and diazotation reac...

Conversion of ketoximes into lactams in organic sulfoxide solvents