Inventor

ADAY JAMES C

US3 patents

Patents

3 patents

US6588318B2Jul 8, 2003

Hydraulic retention system for reciprocating pump cylinder liner

NAT OILWELL LP20 citations87

US7523694B2Apr 28, 2009

Cylinder liner preload system

NAT OILWELL LP9 citations79

US6554523B2Apr 29, 2003

Hydraulic rod connector system

NAT OILWELL LP16 citations74