Issued Patents All Time
Showing 1–25 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10253609 | Permeability of subterranean reservoirs using acid diversion | Kin-Tai Chang | 2019-04-09 |
| 9284478 | Salt of weak bronsted base and bronsted acid as gelation retarder for crosslinkable polymer compositions | B. Raghava Reddy, Larry S. Eoff, Julio Vasquez | 2016-03-15 |
| 9127193 | Lewis acid as gelation retarder for crosslinkable polymer compositions | B. Raghava Reddy, Larry S. Eoff, Julio Vasquez | 2015-09-08 |
| 8703659 | Sealant composition comprising a gel system and a reduced amount of cement for a permeable zone downhole | Larry S. Eoff, Diederik van Batenburg, Jip van Eijden | 2014-04-22 |
| 8631869 | Methods useful for controlling fluid loss in subterranean treatments | Leopoldo Sierra, Larry S. Eoff, Barireddy R. Reddy, Matthew E. Blauch, Mark Parker | 2014-01-21 |
| 8623793 | Hydrophobically and cationically modified relative permeability modifiers and associated methods | Larry S. Eoff, B. Raghava Reddy | 2014-01-07 |
| 8592353 | Methods useful for diverting aqueous fluids in subterranean operations | Larry S. Eoff, B. Raghava Reddy | 2013-11-26 |
| 8522874 | Weak organic acid as gelation retarder for crosslinkable polymer compositions | B. Raghava Reddy, Larry S. Eoff, Julio Vasquez | 2013-09-03 |
| 8459352 | Selective placement of conformance treatments in multi-zone well completions | Mark D. Kalman, Larry S. Eoff | 2013-06-11 |
| 8420576 | Hydrophobically and cationically modified relative permeability modifiers and associated methods | Larry S. Eoff, B. Raghava Reddy | 2013-04-16 |
| 8387694 | Methods for placement of sealant in subterranean intervals | Julio Vasquez, Larry S. Eoff | 2013-03-05 |
| 8360145 | Selective placement of conformance treatments in multi-zone well completions | Mark D. Kalman, Larry S. Eoff | 2013-01-29 |
| 8322421 | Lewis acid as gelation retarder for crosslinkable polymer compositions | B. Raghava Reddy, Larry S. Eoff, Julio Vasquez | 2012-12-04 |
| 8302691 | Methods for increasing gas production from a subterranean formation | B. Raghava Reddy, Larry S. Eoff, Danhua Zhang, Paul Brown | 2012-11-06 |
| 8278250 | Methods useful for diverting aqueous fluids in subterranean operations | Larry S. Eoff, B. Raghava Reddy | 2012-10-02 |
| 8272440 | Methods for placement of sealant in subterranean intervals | Julio Vasquez, Larry S. Eoff | 2012-09-25 |
| 8273690 | Crosslinkable polymer compositions comprising phenols and associated methods | B. Raghava Reddy, Julio Vasquez, Larry S. Eoff | 2012-09-25 |
| 8273692 | Permeability-modifying drilling fluids and methods of use | Larry S. Eoff, B. Raghava Reddy | 2012-09-25 |
| 8251141 | Methods useful for controlling fluid loss during sand control operations | Larry S. Eoff, David L. Brown, Paul Brown | 2012-08-28 |
| 8196655 | Selective placement of conformance treatments in multi-zone well completions | Mark D. Kalman, Larry S. Eoff | 2012-06-12 |
| 8158720 | Crosslinkable polymer compositions and associated methods | B. Raghava Reddy, Larry S. Eoff, Julio Vasquez | 2012-04-17 |
| 8053395 | Compositions for increasing gas production from a subterranean formation | B. Raghava Reddy, Larry S. Eoff, Danhua Zhang, Paul Brown | 2011-11-08 |
| 8008235 | Permeability-modifying drilling fluids and methods of use | Larry S. Eoff, B. Raghava Reddy | 2011-08-30 |
| 7891425 | Methods of limiting or preventing fluid flow through a portion of a subterranean formation | Paul Brown, Larry S. Eoff, Julio Vasquez | 2011-02-22 |
| 7891424 | Methods of delivering material downhole | Prentice G. Creel, B. Raghava Reddy, Ramzi I. Abdulkadir, James J. Venditto, Ronald J. Crook | 2011-02-22 |