Inventor
LEWIS KEITH E
TH6 patents
⚠️ This page may combine multiple inventors who share the name “LEWIS KEITH E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAKER HUGHES INC
5 patentsUS7373980B2May 20, 2008
Mono-trip cement thru completion
BAKER HUGHES INC17 citations88
US7069992B2Jul 4, 2006
Mono-trip cement thru completion
BAKER HUGHES INC24 citations88
US7464758B2Dec 16, 2008
Model HCCV hydrostatic closed circulation valve
BAKER HUGHES INC12 citations87
US7063152B2Jun 20, 2006
Model HCCV hydrostatic closed circulation valve
BAKER HUGHES INC34 citations87
US7228897B2Jun 12, 2007
Cement through side pocket mandrel
BAKER HUGHES INC7 citations68