Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8893788 | Enhanced permeability subterranean fluid recovery system and methods | Cathal Tunney, Techien Chen, Justo Neda | 2014-11-25 |
| 7677313 | Method for controlling water influx into wellbores by blocking high-permeability channels | Bernard Tremblay, Haibo Huang, Ron Sawatzky, Zhihong Zhou | 2010-03-16 |
| 6782946 | Method and apparatus for injecting one or more fluids into a borehole | Ernest H. Perkins, Kevin Rispler | 2004-08-31 |
| 6484805 | Method and apparatus for injecting one or more fluids into a borehole | Ernest H. Perkins, Kevin Rispler | 2002-11-26 |
| 6325360 | Structured packing assembly | Varagur S. V. Rajan, Karl T. Chuang | 2001-12-04 |
| 5975503 | Structured packing assembly | Karl T. Chuang, Varagur S. V. Rajan | 1999-11-02 |
| 5899274 | Solvent-assisted method for mobilizing viscous heavy oil | Theodore J. W. Frauenfeld | 1999-05-04 |