Patent Assignment
Reel/Frame 029981/0454
Assignment of Assignor's Interest
Recorded: 2013-03-13
Pages: 10
Assignors
KEASLER, VICTOR
Executed: 2013-03-07
DE PAULA, RENATO
Executed: 2013-03-08
LI, JUNZHONG
Executed: 2013-03-08
MCSHERRY, DAVID D.
Executed: 2013-03-08
HERDT, BRANDON
Executed: 2013-03-08
STAUB, RICHARD
Executed: 2013-03-08
RYTHER, ROBERT J.
Executed: 2013-03-12
Assignee
ECOLAB USA INC.
370 N. WABASHA STREET, ECOLAB CENTER, ST. PAUL, MINNESOTA, 55102-2233
Covered Property
(1)
Use of Peracetic Acid/Hydrogen Peroxide and Peroxide-Reducing Agents for Treatment of Drilling Fluids, Frac Fluids, Flowback Water and Disposal Water