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Pierre Gallezot
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Lyons, FR
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last 30 patents
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Patent Grant
Preparation method for 2-coumaranone
Patent number
5,616,733
Issue date
Apr 1, 1997
Societe Francaise Hoechst
Jean-Claude Vallejos
C07 - ORGANIC CHEMISTRY
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Patent Grant
Preparation process for glyoxylic acid by catalytic oxidation of gl...
Patent number
5,171,884
Issue date
Dec 15, 1992
Societe Francaise Hoechst
Regine de Mesantourne
C07 - ORGANIC CHEMISTRY