Sigmar P. von Halasz

Person

Kelkheim, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Copolymers of ethylenically unsaturated carboxylic acid esters with...
- Patent number 5,718,821
- Issue date Feb 17, 1998
- Hoechst Aktiengesellschaft
- Matthias Krull
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
New copolymers, mixtures thereof with poly(meth)acrylate esters and...
- Patent number 5,349,019
- Issue date Sep 20, 1994
- Hoechst
- Herbert Wirtz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aqueous surfactant mixtures, and the use thereof in the recovery of...
- Patent number 4,970,007
- Issue date Nov 13, 1990
- Hoechst Aktiengesellschaft
- Dennis Miller
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Water soluble copolymers
- Patent number 4,551,513
- Issue date Nov 5, 1985
- Cassella Aktiengesellschaft
- Friedrich Engelhardt
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Water soluble copolymers for use in fracture-acidizing of wells
- Patent number 4,500,437
- Issue date Feb 19, 1985
- Cassella Aktiengesellschaft
- Friedrich Engelhardt
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
2,3-Dichloro-2-trifluoromethyl-1,1,1,3,4,4,5,5,5-nonafluoropentane...
- Patent number 4,324,930
- Issue date Apr 13, 1982
- Hoechst Aktiengesellschaft
- Sigmar-Peter von Halasz
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Process for the manufacture of octafluoropropane
- Patent number 4,158,023
- Issue date Jun 12, 1979
- Hoechst Aktiengesellschaft
- Sigmar P. von Halasz
- C07 - ORGANIC CHEMISTRY

Sigmar P. von Halasz

Person

Patents Grantslast 30 patents

Copolymers of ethylenically unsaturated carboxylic acid esters with...

New copolymers, mixtures thereof with poly(meth)acrylate esters and...

Aqueous surfactant mixtures, and the use thereof in the recovery of...

Water soluble copolymers

Water soluble copolymers for use in fracture-acidizing of wells

2,3-Dichloro-2-trifluoromethyl-1,1,1,3,4,4,5,5,5-nonafluoropentane...

Process for the manufacture of octafluoropropane