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last 30 patents
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Patent Grant
Bodies of siliceous gels having large pores and process for prepari...
Patent number
3,975,293
Issue date
Aug 17, 1976
Produits Chimiques Pechiney-Saint Gobain
Madeleine LePage
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Process for oxychlorination of hydrocarbons
Patent number
3,969,424
Issue date
Jul 13, 1976
Rhone-Progil
Jean-Claude Daumas
C07 - ORGANIC CHEMISTRY