Inventor
JAMES HENRY J
US3 patents
Patents
3 patentsUS4189003AFeb 19, 1980
Method of completing wells in which the lower tubing is suspended from a tubing hanger below the wellhead and upper removable tubing extends between the wellhead and tubing hanger
OTIS ENG CO34 citations90
US4143712AMar 13, 1979
Apparatus for treating or completing wells
OTIS ENG CO52 citations90
US4183404AJan 15, 1980
Plural parallel tubing with safety joints or release from suspended receptacle
OTIS ENG CO15 citations71