Wolf-Achim Roland

Person

Solingen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Nickel-free phosphating process
- Patent number 6,197,126
- Issue date Mar 6, 2001
- Henkel Kommanditgesellschaft auf Aktien
- Wolf-Achim Roland
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Chromium-free process for improving paint adhesion after thin-layer...
- Patent number 5,961,809
- Issue date Oct 5, 1999
- Henkel Kommanditgesellschaft auf Aktien
- Wolf-Achim Roland
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Short duration hot seal for anodized metal surfaces
- Patent number 5,935,656
- Issue date Aug 10, 1999
- Henkel Kommanditgesellschaft auf Aktien
- Torsten Koerner
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Method of compacting anodized metals with lithium and fluoride-cont...
- Patent number 5,891,269
- Issue date Apr 6, 1999
- Henkel Kommanditgesellschaft auf Aktien
- Torsten Koerner
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Nickel-free phosphating process
- Patent number 5,792,283
- Issue date Aug 11, 1998
- Henkel Kommanditgesellschaft auf Aktien
- Wolf-Achim Roland
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of recycling phosphating sludges
- Patent number 5,350,517
- Issue date Sep 27, 1994
- Henkel Kommanditgesellschaft auf Aktien
- Willi Buchmeier
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for preparing zinc phosphate coatings containing manganese...
- Patent number 5,207,840
- Issue date May 4, 1993
- Henkel Kommanditgesellschaft auf Aktien
- Joerg Riesop
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Titanium free composition and process for activating metal surfaces...
- Patent number 5,112,414
- Issue date May 12, 1992
- Henkel Kommanditgesellschaft auf Aktien
- Karl-Dieter Brands
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Titanium free composition and process for activating metal surfaces...
- Patent number 5,039,362
- Issue date Aug 13, 1991
- Henkel Kommanditgesellschaft auf Aktien
- Karl-Dieter Brands
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Chromium free treatment before coating metal surfaces
- Patent number 5,026,440
- Issue date Jun 25, 1991
- Gerhard Collardin GmbH
- Cornelia Finnenthal
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Composition and process for activating metal surfaces prior to zinc...
- Patent number 4,957,568
- Issue date Sep 18, 1990
- Henkel Kommanditgesellschaft auf Aktien
- Helmut Endres
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Fluid, cold-stable, two-component washing compositions and method o...
- Patent number 4,288,225
- Issue date Sep 8, 1981
- Henkel Kommanditgesellschaft auf Aktien
- Wolf-Achim Roland
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...

Wolf-Achim Roland

Person

Patents Grantslast 30 patents

Nickel-free phosphating process

Chromium-free process for improving paint adhesion after thin-layer...

Short duration hot seal for anodized metal surfaces

Method of compacting anodized metals with lithium and fluoride-cont...

Nickel-free phosphating process

Method of recycling phosphating sludges

Process for preparing zinc phosphate coatings containing manganese...

Titanium free composition and process for activating metal surfaces...

Titanium free composition and process for activating metal surfaces...

Chromium free treatment before coating metal surfaces

Composition and process for activating metal surfaces prior to zinc...

Fluid, cold-stable, two-component washing compositions and method o...