Paul De Boer

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Amsterdam, NL

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing a sulphur cement product
- Patent number 9,017,472
- Issue date Apr 28, 2015
- Shell Oil Company
- Paul de Boer
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Sulphur cement pre-composition and sulphur cement product
- Patent number 8,623,130
- Issue date Jan 7, 2014
- Shell Oil Company
- Paul De Boer
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR PREPARING A SULPHUR CEMENT PRODUCT
- Publication number 20120186493
- Publication date Jul 26, 2012
- Paul de Boer
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
SULPHUR CEMENT PRE-COMPOSITION AND SULPHUR CEMENT PRODUCT
- Publication number 20110290157
- Publication date Dec 1, 2011
- Paul De Boer
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES