Hans Niederprum

Person

Monheim, DT

People

Patents Grantslast 30 patents

Information Patent Grant
Alkaline disintegration of chromites
- Patent number 4,066,734
- Issue date Jan 3, 1978
- Bayer Aktiengesellschaft
- Wolfgang Bockelmann
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Etching glass with HF and fluorine-containing surfactant
- Patent number 4,055,458
- Issue date Oct 25, 1977
- Bayer Aktiengesellschaft
- Hans Niederprum
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Process for molding aromatic polycarbonates having perfluoroalkanes...
- Patent number 4,041,003
- Issue date Aug 9, 1977
- Bayer Aktiengesellschaft
- Siegfried Adelmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the production of ammonium fluoride from fluosilicic acid
- Patent number 4,026,997
- Issue date May 31, 1977
- Bayer Aktiengesellschaft
- Siegfried Schneider
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Use of perfluoroalkanesulphonic acid amides and/or cyclimmonium sal...
- Patent number 4,007,150
- Issue date Feb 8, 1977
- Bayer Aktiengesellschaft
- Siegfried Adelmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the electrodeposition of chrome plate using fluorine-co...
- Patent number 4,006,064
- Issue date Feb 1, 1977
- Bayer Aktiengesellschaft
- Hans Niederprum
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Preparation of perfluorinated organic sulfonyl fluorides
- Patent number 3,951,762
- Issue date Apr 20, 1976
- Bayer Aktiengesellschaft
- Peter Voss
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR

Hans Niederprum

Person

Patents Grantslast 30 patents

Alkaline disintegration of chromites

Etching glass with HF and fluorine-containing surfactant

Process for molding aromatic polycarbonates having perfluoroalkanes...

Process for the production of ammonium fluoride from fluosilicic acid

Use of perfluoroalkanesulphonic acid amides and/or cyclimmonium sal...

Process for the electrodeposition of chrome plate using fluorine-co...

Preparation of perfluorinated organic sulfonyl fluorides