Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7669653 | System and method for maintaining zonal isolation in a wellbore | Bernadette Craster, Ashley Bernard Johnson, Paul Way, Hemant K.J. Ladva, Jonathan Phipps +2 more | 2010-03-02 |
| 6924253 | Scale removal | Bentley J. Palmer, Diankui Fu, Matthew J. Miller | 2005-08-02 |
| 6637517 | Compositions containing aqueous viscosifying surfactants and methods for applying such compositions in subterranean formations | Mathew M. Samuel, Frank F. Chang, Ronnie L. Thomas | 2003-10-28 |
| 6608005 | Wellbore fluids and their application | Bentley J. Palmer, Diankui Fu, Edgar Volpert | 2003-08-19 |
| 6435277 | Compositions containing aqueous viscosifying surfactants and methods for applying such compositions in subterranean formations | Qi Qu, Erik Nelson, Dean M. Willberg, Mathew M. Samuel, Jesse Lee +4 more | 2002-08-20 |
| 6419019 | Method to remove particulate matter from a wellbore using translocating fibers and/or platelets | Bentley J. Palmer, Dean M. Willberg, J. Ernest Brown, Philip F. Sullivan | 2002-07-16 |
| 6412561 | Methods of fracturing subterranean formations | J. Ernest Brown, Erik Nelson | 2002-07-02 |
| 6350721 | Fluids and techniques for matrix acidizing | Diankui Fu | 2002-02-26 |
| 6306800 | Methods of fracturing subterranean formations | Mathew M. Samuel, Keith Ingram Dismuke, J. Ernest Brown, Kevin W. England | 2001-10-23 |
| 6242390 | Cleanup additive | Thomas O. Mitchell, Arthur Gomtsyan | 2001-06-05 |
| 6172011 | Control of particulate flowback in subterranean wells | Paul R. Howard, Jean-Pierre Feraud, Vernon G. Constien | 2001-01-09 |
| RE36466 | Sand control without requiring a gravel pack screen | Erik Nelson, J. Ernest Brown | 1999-12-28 |
| 5979557 | Methods for limiting the inflow of formation water and for stimulating subterranean formations | J. Ernest Brown, Palathinkara S. Vinod, Dean M. Willberg, Mathew M. Samuel, Frank F. Chang | 1999-11-09 |
| 5964295 | Methods and compositions for testing subterranean formations | J. Ernest Brown, Erik Nelson | 1999-10-12 |
| 5877127 | On-the-fly control of delayed borate-crosslinking of fracturing fluids | Kenneth H. Nimerick, L. Jack Maberry, S. Bruce McConnell, Erik Nelson | 1999-03-02 |
| 5551514 | Sand control without requiring a gravel pack screen | Erik Nelson, J. Ernest Brown | 1996-09-03 |
| 5501275 | Control of particulate flowback in subterranean wells | Paul R. Howard, Jean-Pierre Feraud, Vernon G. Constien | 1996-03-26 |
| 5439055 | Control of particulate flowback in subterranean wells | Jean-Pierre Feraud, Paul R. Howard | 1995-08-08 |
| 5330005 | Control of particulate flowback in subterranean wells | Paul R. Howard, Jean-Pierre Feraud | 1994-07-19 |
| 5196483 | Rubber compositions with a high elastic modulus | Daniel Zimmerman, John Milks, Sidney Binder, Winfried Wunderlich, Werner Siol | 1993-03-23 |
| 5091255 | Molding granules, their manufacture and their use in the production of molded articles | Nelson N. Hsu, Franklyn A. Ballentine, Mark J. Hufziger | 1992-02-25 |
| 4978803 | Vapor phase oxidation process for making glyoxal | — | 1990-12-18 |
| 4933230 | Piezoelectric composites | Michael P. O'Toole, Ahmad Safari | 1990-06-12 |
| 4814012 | Method of manufacturing a bonded particulate article by reacting a hydrolyzed amylaceous product and a heterocyclic compound | Albert P. Paul, Richard A. Szarz | 1989-03-21 |
| 4731464 | Process for the synthesis of an alkyl nitrile from an alkanol | Joseph Lawrence Schmitt, Jr. | 1988-03-15 |