Bruce J. Christensen

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Solon, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Strength improvement admixture
- Patent number 8,258,210
- Issue date Sep 4, 2012
- Construction Research & Technology GmbH
- Jeffrey R. Bury
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Amine containing strength improvement admixture
- Patent number 7,972,435
- Issue date Jul 5, 2011
- Construction Research & Technology GmbH
- Jeffrey R. Bury
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Providing freezing and thawing resistance to cementitious compositions
- Patent number 7,648,575
- Issue date Jan 19, 2010
- Construction Research & Technology GmbH
- Michael L. Kerns
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Amine containing strength improvement admixture
- Patent number 7,556,684
- Issue date Jul 7, 2009
- Construction Research & Technology GmbH
- Jeffrey R. Bury
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
AMINE CONTAINING STRENGTH IMPROVEMENT ADMIXTURE
- Publication number 20090292041
- Publication date Nov 26, 2009
- Construction Research & Technology GmbH
- Jeffrey R. BURY
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Providing Freezing and Thawing Resistance to Cementitious Compositions
- Publication number 20090124728
- Publication date May 14, 2009
- Construction Research & Technology GmbH
- Michael L. Kerns
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Amine containing strength improvement admixture
- Publication number 20050188896
- Publication date Sep 1, 2005
- Construction Research and Technology GmbH
- Jeffrey R. Bury
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Strength improvement admixture
- Publication number 20040198873
- Publication date Oct 7, 2004
- Construction Research and Technology GmbH
- Jeffrey R. Bury
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Accelerating admixture for concrete
- Publication number 20040149174
- Publication date Aug 5, 2004
- MBT Holding AG
- Stephen A. Farrington
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES