David A. Hitchen

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Cheshire, GB

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Patents Grantslast 30 patents

Information Patent Grant
Porous carbon structures and methods for their preparation
- Patent number 4,775,655
- Issue date Oct 4, 1988
- Internationale Octrooi Maatschappij "OCTROPA"
- Christopher J. C. Edwards
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES