Inventor

BLACKLER CHRISTOPHER L

US3 patents

Patents

3 patents

US7490669B2Feb 17, 2009

Multi-zone, single trip well completion system and methods of use

BJ SERVICES CO40 citations90

US7383884B1Jun 10, 2008

Cross-over tool

BJ SERVICES CO12 citations82

US6981551B2Jan 3, 2006

Cross-over tool return port cover

BJ SERVICES CO6 citations71