Inventor

DILLENBECK ROBERT L

US4 patents

⚠️ This page may combine multiple inventors who share the name “DILLENBECK ROBERT L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BJ SERVICES CO

3 patents

US6508305B1Jan 21, 2003

Compositions and methods for cementing using elastic particles

BJ SERVICES CO681 citations98

US6832652B1Dec 21, 2004

Ultra low density cementitious slurries for use in cementing of oil and gas wells

BJ SERVICES CO202 citations95

US7191663B2Mar 20, 2007

Testing apparatus and method of deriving Young's modulus from tensile stress/strain relationships

BJ SERVICES CO21 citations88

WESTERN CO OF NORTH AMERICA

1 patent

US5232497AAug 3, 1993

Clay control additive for cement compositions and method of cementing

WESTERN CO OF NORTH AMERICA30 citations90