JF

Jean Franc

Schlumberger Technology: 2 patents #2,609 of 7,293Top 40%
Overall (All Time): #2,342,781 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4665992 Method and apparatus for installing packers in a well 1987-05-19
4256282 Subsea valve apparatus having hydrate inhibiting injection Pierre Goldschild 1981-03-17