Winfried Wichelhaus

Person

Mettmann, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Conductive organic coatings
- Patent number 6,479,103
- Issue date Nov 12, 2002
- Henkel Kommanditgesellschaft auf Aktien
- Winfried Wichelhaus
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for phosphatizing, rerinsing and cathodic electro-dipcoating
- Patent number 6,447,662
- Issue date Sep 10, 2002
- Henkel Kommanditgesellschaft auf Aktien
- Jan-Willem Brouwer
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Phosphating process with a metalliferous re-rinsing stage
- Patent number 6,395,105
- Issue date May 28, 2002
- Henkel Kommanditgesellschaft auf Aktien
- Winfried Wichelhaus
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Phosphating process with a copper-containing re-rinsing stage
- Patent number 6,090,224
- Issue date Jul 18, 2000
- Henkel Kommanditgesellschaft auf Aktien
- Winfried Wichelhaus
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Low-foam scouring powder
- Patent number 5,484,548
- Issue date Jan 16, 1996
- Henkel Kommanditgesellschft auf Aktien
- Eva Kiewert
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Water-based drilling and well-servicing fluids with swellable, synt...
- Patent number 4,888,120
- Issue date Dec 19, 1989
- Henkel Kommanditgesellschaft auf Aktien
- Heinz Mueller
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Laundry pretreatment composition for oily and greasy soil
- Patent number 4,861,516
- Issue date Aug 29, 1989
- Henkel Kommanditgesellschaft auf Aktien
- Claus-Peter Kurzendoerfer
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Porous layer silicate/sodium sulfate agglomerate
- Patent number 4,861,510
- Issue date Aug 29, 1989
- Henkel Kommanditgesellschaft auf Aktien
- Elman Wilms
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Fabric-softening detergent
- Patent number 4,846,990
- Issue date Jul 11, 1989
- Henkel Kommanditgesellschaft auf Aktien
- Horst Upadek
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Fabric-softening detergent
- Patent number 4,839,066
- Issue date Jun 13, 1989
- Henkel Kommanditgesellschaft auf Aktien
- Wolfgang von Rybinski
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Process for filtering liquors used in dry cleaning
- Patent number 4,774,004
- Issue date Sep 27, 1988
- Henkel Kommanditgesellschaft auf Aktien
- Werner Gruenewaelder
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Layered silicates of limited swelling power, a process for their pr...
- Patent number 4,737,306
- Issue date Apr 12, 1988
- Kenkel Kommanditgesellschaft auf Aktien
- Winfried Wichelhaus
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Two-component alkaline cleaning compositions and methods of prepari...
- Patent number 4,695,396
- Issue date Sep 22, 1987
- Henkel Kommanditgesellschaft auf Aktien
- Christian Rossmann
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Hollow spherical bodies of solidified alkali metal silicate
- Patent number 4,528,149
- Issue date Jul 9, 1985
- Henkel Kommanditgesellschaft auf Aktien
- Winfried Wichelhaus
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
Method for providing metal surfaces with protection against corrosion
- Publication number 20030150524
- Publication date Aug 14, 2003
- Winfried Wichelhaus
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Winfried Wichelhaus

Person

Patents Grantslast 30 patents

Conductive organic coatings

Process for phosphatizing, rerinsing and cathodic electro-dipcoating

Phosphating process with a metalliferous re-rinsing stage

Phosphating process with a copper-containing re-rinsing stage

Low-foam scouring powder

Water-based drilling and well-servicing fluids with swellable, synt...

Laundry pretreatment composition for oily and greasy soil

Porous layer silicate/sodium sulfate agglomerate

Fabric-softening detergent

Fabric-softening detergent

Process for filtering liquors used in dry cleaning

Layered silicates of limited swelling power, a process for their pr...

Two-component alkaline cleaning compositions and methods of prepari...

Hollow spherical bodies of solidified alkali metal silicate

Patents Applicationslast 30 patents

Method for providing metal surfaces with protection against corrosion