Inventor
WEINBERG ROGER A
US5 patents
Patents
5 patentsUS4508167AApr 2, 1985
Selective casing bore receptacle
BAKER OIL TOOLS INC73 citations94
US4433847AFeb 28, 1984
Conduit sealing system
BAKER OIL TOOLS INC48 citations90
US4473231ASep 25, 1984
Dynamic seal for subterranean well
BAKER OIL TOOLS INC34 citations88
US4513817AApr 30, 1985
Casing bore receptacle
BAKER OIL TOOLS INC24 citations79
US4664187AMay 12, 1987
Retrievable bushing for well conduit
BAKER OIL TOOLS INC8 citations71