Hans Bergqvist

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Torslanda, SE

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Patents Grantslast 30 patents

Information Patent Grant
Construction material
- Patent number 6,800,130
- Issue date Oct 5, 2004
- Akzo Nobel N.V.
- Peter Greenwood
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Mixture of silica sols
- Patent number 6,764,543
- Issue date Jul 20, 2004
- Akzo Nobel N.V.
- Peter Greenwood
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Mixture of silica sols
- Patent number 6,596,250
- Issue date Jul 22, 2003
- Akzo Nobel N.V.
- Peter Greenwood
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Composition and method to prepare a concrete composition
- Patent number 6,387,173
- Issue date May 14, 2002
- Akzo Nobel N.V.
- Peter Greenwood
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method for preparation of a hardening composition
- Patent number 5,932,000
- Issue date Aug 3, 1999
- Eka Chemicals AB
- Hans Bergqvist
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
Construction material
- Publication number 20040039088
- Publication date Feb 26, 2004
- Peter Greenwood
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Mixture of silica sols
- Publication number 20030200902
- Publication date Oct 30, 2003
- Peter Greenwood
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Composition and method to prepare a concrete composition
- Publication number 20020014187
- Publication date Feb 7, 2002
- Peter Greenwood
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Mixture of silica sols
- Publication number 20020011191
- Publication date Jan 31, 2002
- Peter Greenwood
- C01 - INORGANIC CHEMISTRY