Zinaida Usova has a total of 1 patent(s) in the database.
* Some patents in this database have one or more inventors, not all of whom may be from Wyoming.
Patent Number: 9410394 View patent at USPTO Title: METHODS FOR MINIMIZING OVERDISPLACEMENT OF PROPPANT IN FRACTURE TREATMENTS Assignee: Schlumberger Technology Corporation (Sugar Land, TX) Issue Date: August 9, 2016 Inventor(s): Chad Kraemer, Katy, TX
Bruno Lecerf, Houston, TX
Timothy L. Pope, Cheyenne, WY
Zinaida Usova, Sugar Land, TX
Dean M. Willberg, Salt Lake City, UT