Helmut Hoch

Person

Wachenheim, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Preparation of anthraquinone imide compounds
- Patent number 5,525,743
- Issue date Jun 11, 1996
- BASF Aktiengesellschaft
- Udo Bergmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of quinophthalone derivatives
- Patent number 5,342,950
- Issue date Aug 30, 1994
- BASF Aktiengesellschaft
- Gerhard Kilpper
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Preparation of triazinyl-bis-anthraquinone dyes by reacting aryldih...
- Patent number 5,210,190
- Issue date May 11, 1993
- BASF Aktiengesellschaft
- Reinhard Helwig
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for the preparation of 1-amino-2-carboxyanthraquinones
- Patent number 5,066,820
- Issue date Nov 19, 1991
- BASF Aktiengesellschaft
- Reinhard Helwig
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dispersion, comminution or deagglomeration and classification of so...
- Patent number 4,979,684
- Issue date Dec 25, 1990
- BASF Aktiengesellschaft
- Helmut Hoch
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Preparation of 1-nitroanthraquinone-2-carboxylic acid
- Patent number 4,950,756
- Issue date Aug 21, 1990
- BASF Aktiengesellschaft
- Jochem Henkelmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of 1-amino-4-hydroxy-2-(6'-hydroxyhexoxy)-anthraquinone
- Patent number 4,916,244
- Issue date Apr 10, 1990
- BASF Aktiengesellschaft
- Helmut Hoch
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Preparation of a blue anthraquinonoid disperse dye of 1,4-naphthoqu...
- Patent number 4,904,796
- Issue date Feb 27, 1990
- BASF Aktiengesellschaft
- Eberhard Michaelis
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Preparation of alkoxy(iso)violanthrenediones
- Patent number 4,882,095
- Issue date Nov 21, 1989
- BASF Aktiengesellschaft
- Reinhard Helwig
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Preparation of C.I. Vat Blue 16
- Patent number 4,824,608
- Issue date Apr 25, 1989
- BASF Aktiengesellschaft
- Reinhard Helwig
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Preparation of 4,4',7,7'-tetrachlorothioindigo pigments of high col...
- Patent number 4,431,824
- Issue date Feb 14, 1984
- BASF Aktiengesellschaft
- Helmut Hoch
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Preparation of transparent pigmentary forms of 4,4',7,7'-tetrachlor...
- Patent number 4,332,955
- Issue date Jun 1, 1982
- BASF Aktiengesellschaft
- Helmut Hoch
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Brown vat dye and its preparation
- Patent number 4,323,510
- Issue date Apr 6, 1982
- BASF Aktiengesellschaft
- Helmut Hoch
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Preparation of brilliant, transparent pigmentary bromo-isoviolanthr...
- Patent number 4,298,534
- Issue date Nov 3, 1981
- BASF Aktiengesellschaft
- Helmut Hoch
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Preparation of a pigmentary form of perylene-3,4,9,10-tetracarboxyl...
- Patent number 4,286,094
- Issue date Aug 25, 1981
- BASF Aktiengesellschaft
- Helmut Hoch
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Preparation of transparent and easily dispersible perylene-3,4,9,10...
- Patent number 4,217,455
- Issue date Aug 12, 1980
- BASF Aktiengesellschaft
- Helmut Hoch
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for upgrading the color value of 3,4,9,10-tetracarboxylic a...
- Patent number 4,189,582
- Issue date Feb 19, 1980
- BASF Aktiengesellschaft
- Helmut Hoch
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Manufacture of a pigmentary form of .alpha.-indanthrone
- Patent number 4,167,634
- Issue date Sep 11, 1979
- BASF Aktiengesellschaft
- Helmut Hoch
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Manufacture of dimethylaminobenzenesulfonates
- Patent number 4,133,828
- Issue date Jan 9, 1979
- BASF Aktiengesellschaft
- Horst Scheuermann
- C07 - ORGANIC CHEMISTRY

Helmut Hoch

Person

Patents Grantslast 30 patents

Preparation of anthraquinone imide compounds

Preparation of quinophthalone derivatives

Preparation of triazinyl-bis-anthraquinone dyes by reacting aryldih...

Process for the preparation of 1-amino-2-carboxyanthraquinones

Dispersion, comminution or deagglomeration and classification of so...

Preparation of 1-nitroanthraquinone-2-carboxylic acid

Preparation of 1-amino-4-hydroxy-2-(6'-hydroxyhexoxy)-anthraquinone

Preparation of a blue anthraquinonoid disperse dye of 1,4-naphthoqu...

Preparation of alkoxy(iso)violanthrenediones

Preparation of C.I. Vat Blue 16

Preparation of 4,4',7,7'-tetrachlorothioindigo pigments of high col...

Preparation of transparent pigmentary forms of 4,4',7,7'-tetrachlor...

Brown vat dye and its preparation

Preparation of brilliant, transparent pigmentary bromo-isoviolanthr...

Preparation of a pigmentary form of perylene-3,4,9,10-tetracarboxyl...

Preparation of transparent and easily dispersible perylene-3,4,9,10...

Process for upgrading the color value of 3,4,9,10-tetracarboxylic a...

Manufacture of a pigmentary form of .alpha.-indanthrone

Manufacture of dimethylaminobenzenesulfonates