P

Assignee

ENTERRA CORP

US6 patents

Top patents by PatentIndex Score

US4464267AAug 7, 1984

Preparing fire-fighting concentrates

ENTERRA CORP57 citations94
US4387032AJun 7, 1983

Concentrates for fire-fighting foam

ENTERRA CORP74 citations94
US4436487AMar 13, 1984

Foam liquid concentrate supply system

ENTERRA CORP29 citations88
US5535822AJul 16, 1996

Apparatus for retrieving whipstock

ENTERRA CORP31 citations87
US4347266AAug 31, 1982

Protection against soiling

ENTERRA CORP20 citations77
US4525501AJun 25, 1985

Protection against soiling

ENTERRA CORP5 citations57