Inventor

MCDONALD BRYAN W

US2 patents

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

SCHLUMBERGER TECHNOLOGY CORP

1 patent

US5249461AOct 5, 1993

Method for testing perforating and testing an open wellbore

SCHLUMBERGER TECHNOLOGY CORP27 citations88

CALKINS CHARLES D

1 patent

US7281543B2Oct 16, 2007

Apparatus, systems and methods for plugging a high temperature pipe

CALKINS CHARLES D30 citations85