Robert Guyot

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Montelimar, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method of preparing cement clinker from carboniferous shale
- Patent number 4,256,502
- Issue date Mar 17, 1981
- LaFarge Conseils et Etudes
- Jean-Pierre Lovichi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES