FC

Fre/ de/ ric Chaigne

IP Institut Francais Du Petrole: 1 patents #889 of 1,676Top 55%
📍 Valence, FR: #148 of 275 inventorsTop 55%
Overall (All Time): #3,738,990 of 4,157,543Top 90%
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Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5501847 Process for purifying impure sulphuric acid Jean-Francois Joly, Eric Benazzi, Jean-Yves Bernhard, Jean-Charles Viltard 1996-03-26