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Hardy Wietzoreck
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Frankfurt am main, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Method for coating of metallic coil or sheets for producing hollow...
Patent number
7,947,333
Issue date
May 24, 2011
Chemetall GmbH
Mats Eriksson
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for pretreating and/or coating metallic surfaces with a pain...
Patent number
7,736,730
Issue date
Jun 15, 2010
Chemetall GmbH
Christian Jung
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for pretreating and/or coating metallic surfaces with a pain...
Patent number
7,615,257
Issue date
Nov 10, 2009
Chemetall GmbH
Christian Jung
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for applying a phosphate covering and use of metal parts thu...
Patent number
7,208,053
Issue date
Apr 24, 2007
Chemetall GmbH
Hardy Wietzoreck
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Pretreatment of aluminum surfaces with chrome-free solutions
Patent number
6,562,148
Issue date
May 13, 2003
Chemetall GmbH
Thomas Wendel
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method of applying phosphate coatings to metal surfaces
Patent number
5,904,786
Issue date
May 18, 1999
Metallgesellschaft Aktiengesellschaft
Thomas Wendel
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Process for the phosphatising treatment of steel strip or sheet gal...
Patent number
5,795,408
Issue date
Aug 18, 1998
Metallgesellschaft Aktiengesellschaft
Klaus Bittner
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Process of forming phosphate coatings on metal surfaces
Patent number
5,203,930
Issue date
Apr 20, 1993
Metallgesellschaft Aktiengesellschaft
Georg Blumlhuber
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Patents Applications
last 30 patents
Information
Patent Application
ALTERNATIVE COMPOSITION AND ALTERNATIVE METHOD FOR EFFECTIVELY PHOS...
Publication number
20220119957
Publication date
Apr 21, 2022
CHEMETALL GMBH
Timo Christoph Ceglarek
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
PROCESS FOR SELECTIVE PHOSPHATING OF A COMPOSITE METAL CONSTRUCTION
Publication number
20210062346
Publication date
Mar 4, 2021
CHEMETALL GMBH
Olaf DAHLENBURG
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
A METHOD FOR COATING METALLIC SURFACES FOR PREVENTING PINHOLES ON Z...
Publication number
20150361382
Publication date
Dec 17, 2015
CHEMETALL GMBH
Martin MROCHEM
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Application
Method for pretreating and/ or coating metallic surfaces with a pai...
Publication number
20080026157
Publication date
Jan 31, 2008
Christian Jung
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Method for coating of metallic coil or sheets for producing hollow...
Publication number
20070231496
Publication date
Oct 4, 2007
Mats Eriksson
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Process for coating metallic surfaces with an aqueous composition,...
Publication number
20070190259
Publication date
Aug 16, 2007
Klaus Bittner
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Method for pretreating and coating metal surfaces, prior to forming...
Publication number
20060093755
Publication date
May 4, 2006
Klaus Bittner
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Method for applying a phosphate covering and use of metal parts thu...
Publication number
20040231755
Publication date
Nov 25, 2004
Hardy Wietzoreck
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Method for coating metallic surfaces and use of the substrates coat...
Publication number
20040129346
Publication date
Jul 8, 2004
Thomas Kolberg
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Method for applying a phosphate coating and use of metal parts coat...
Publication number
20040065389
Publication date
Apr 8, 2004
Thomas Kolberg
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Method for pretreating and/or coating metallic surfaces with a pain...
Publication number
20040062873
Publication date
Apr 1, 2004
Christian Jung
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Method for coating metallic surfaces with an aqueous composition, t...
Publication number
20040054044
Publication date
Mar 18, 2004
Klaus Bittner
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Method for pretreating and subsequently coating metallic surfaces w...
Publication number
20040009300
Publication date
Jan 15, 2004
Toshiaki Shimakura
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Method for pretreating and coating metal surfaces prior to forming,...
Publication number
20030185990
Publication date
Oct 2, 2003
Klaus Bittner
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...