Katy, Texas
United States
8
2012-03-01
The entities that hold a legal rights for patent applications filed by inventor Ritter David W.:
David W. Ritter from Katy, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Methods useful for controlling fluid loss in subterranean formations
#2 | 2007-10-11Viscosified treatment fluids and associated methods of use
#3 | 2007-08-09Wellbore fluids containing additives for removing a filter cake and methods of using the same
#4 | 2006-10-24Methods of using invertible oil external-water internal fluids in subterranean applications
#5 | 2006-06-29Methods useful for controlling fluid loss in subterranean formations
#6 | 2006-04-11Surface pulse system for injection wells
#7 | 2006-02-16Viscosified treatment fluids and associated methods of use
#8 | 2005-07-21Wellbore fluids containing additives for removing a filter cake and methods of using the same
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