Inventor
COFFEE ROBERT L
US4 patents
⚠️ This page may combine multiple inventors who share the name “COFFEE ROBERT L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CONOCO INC
3 patentsUS5224556AJul 6, 1993
Downhole activated process and apparatus for deep perforation of the formation in a wellbore
CONOCO INC97 citations94
US4527626AJul 9, 1985
Process and apparatus for removing dissolved oxygen
CONOCO INC28 citations89
US4867237ASep 19, 1989
Pressure monitoring apparatus
CONOCO INC16 citations72