Inventor
MCPHERSON JAMES N
US4 patents
Patents
4 patentsUS4789251ADec 6, 1988
Cooling networks for PCD bearing surfaces
SMITH INTERNATIONAL74 citations95
US4720199AJan 19, 1988
Bearing structure for downhole motors
SMITH INTERNATIONAL162 citations95
US4764036AAug 16, 1988
PCD enhanced radial bearing
SMITH INTERNATIONAL120 citations93
US4708496ANov 24, 1987
Diamond bearing and manufacture thereof
SMITH INTERNATIONAL70 citations93