Lhoist Researche et Developpement S.A.

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Patents Grantslast 30 patents

Information Patent Grant
Calcium and/or magnesium hydroxide, and preparation and use thereof
- Patent number 5,705,141
- Issue date Jan 6, 1998
- Lhoist Researche et Developpement S.A.
- Philippe A. Dumont
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES