P

Inventor

BOEHM JR CARL F

US7 patents
⚠️ This page may combine multiple inventors who share the name “BOEHM JR CARL F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

VETCO GRAY INC ABB

4 patents
US5456314AOct 10, 1995

Wellhead annulus seal

VETCO GRAY INC ABB110 citations97
US5285853AFeb 15, 1994

Casing hanger seal with test port

VETCO GRAY INC ABB61 citations94
US5464063ANov 7, 1995

Well assembly metal seal

VETCO GRAY INC ABB46 citations91
US5067734ANov 26, 1991

Metal seal with grooved inlays

VETCO GRAY INC ABB44 citations91

HUGHES TOOL CO

2 patents
US4665979AMay 19, 1987

Metal casing hanger seal with expansion slots

HUGHES TOOL CO97 citations94
US4751968AJun 21, 1988

Wellhead stabilizing member with deflecting ribs

HUGHES TOOL CO30 citations91

VETCO GRAY INC

1 patent
US4932472AJun 12, 1990

Packoff with flexible section for casing hanger

VETCO GRAY INC45 citations91