Inventor
DE ROUFFIGNAC ERIC P
US10 patents
⚠️ This page may combine multiple inventors who share the name “DE ROUFFIGNAC ERIC P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHELL OIL CO
9 patentsUS7077199B2Jul 18, 2006
In situ thermal processing of an oil reservoir formation
SHELL OIL CO355 citations99
US5404952AApr 11, 1995
Heat injection process and apparatus
SHELL OIL CO393 citations98
US5392854AFeb 28, 1995
Oil recovery process
SHELL OIL CO430 citations98
US5318116AJun 7, 1994
Vacuum method for removing soil contaminants utilizing thermal conduction heating
SHELL OIL CO387 citations98
US4886118ADec 12, 1989
Conductively heating a subterranean oil shale to create permeability and subsequently produce oil
SHELL OIL CO528 citations98
US5411089AMay 2, 1995
Heat injection process
SHELL OIL CO327 citations97
US5189283AFeb 23, 1993
Current to power crossover heater control
SHELL OIL CO345 citations97
US5433271AJul 18, 1995
Heat injection process
SHELL OIL CO330 citations96
US5190405AMar 2, 1993
Vacuum method for removing soil contaminants utilizing thermal conduction heating
SHELL OIL CO396 citations96