PD

Pierre Dufresne

IP Institut Francais Du Petrole: 1 patents #81 of 234Top 35%
📍 Valence, FR: #2 of 9 inventorsTop 25%
Overall (2002): #46,349 of 266,432Top 20%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6417134 Ex-situ presulfuration in the presence of hydrocarbon molecule Franck Labruyere 2002-07-09
6403515 Process for treating a catalyst or an adsorbent in a fluidized bed Jean Darcissac 2002-06-11