Patent Assignment
Reel/Frame 012660/0306
Assignment of Assignor's Interest
Recorded: 2002-03-05
Received: 2002-03-14
Pages: 3
Assignors
CHANG, KIN-TAI
Executed: 2002-01-02
TREYBIG, DUANE
Executed: 2002-01-02
WILLIAMS, DENNIS A.
Executed: 2002-01-02
Assignee
ONDEO NALCO ENERGY SERVICES, L.P.
7701 HIGHWAY 90-A, SUGAR LAND, TX, 77478, UNITED STATES
Covered Property
(1)
Method and Composition for Recovering Hydrocarbon Fluids from a Subterranean Reservoir
Application:
10/034,276 →