Inventor
GREEN PETER C
6 patents
Patents
6 patentsUS4474665AOct 2, 1984
Use of ground, sized cocoa bean shells as a lost circulation material in drilling mud
GRACE W R & CO53 citations94
US4473480ASep 25, 1984
High temperature stable fluid loss control system
GRACE W R & CO37 citations92
US4411800AOct 25, 1983
High temperature stable fluid loss control system
GRACE W R & CO32 citations92
US4389319AJun 21, 1983
High temperature stable viscosifier and fluid loss control system
GRACE W R & CO24 citations81
US4353804AOct 12, 1982
Improved fluid loss control system
GRACE W R & CO20 citations81
US4486318ADec 4, 1984
High temperature stable viscosifier and fluid loss control system
GRACE W R & CO15 citations73