Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9550190 | Dewatering oil sand tailings | Babak A. Jajuee, Randall S. Lachine, Aaron Ortiz-Gomez, Frederick Vandervaart | 2017-01-24 |
| 9222929 | Solvent surveillance in solvent-based heavy oil recovery processes | Tapantosh Chakrabarty, Scott E. Hommema | 2015-12-29 |
| 8949038 | Controlling bitumen quality in solvent-assisted bitumen extraction | Tapantosh Chakrabarty, Ken N. Sury | 2015-02-03 |
| 8701470 | Method and system for determining particle size distribution and filterable solids in a bitumen-containing fluid | Ken N. Sury | 2014-04-22 |
| 8658028 | Removal of elemental sulfur in pipelines using static mixers | Ashok Uppal, Ramesh R. Hemrajani, Robert J. Falkiner, Lawrence J. Lawlor | 2014-02-25 |
| 8357291 | Upgrading bitumen in a paraffinic froth treatment process | Ken N. Sury, Clay R. Sutton | 2013-01-22 |
| 7713409 | Method for reducing the level of elemental sulfur and total sulfur in hydrocarbon streams | — | 2010-05-11 |
| 7632396 | Method for reducing the level of elemental sulfur and total sulfur in hydrocarbon streams | David LeClair, Lawrence J. Lawlor | 2009-12-15 |
| 7608182 | Method for reducing the amount of sulfur pick-up by hydrocarbon streams transported through a pipeline | — | 2009-10-27 |
| 7597798 | Method for reducing the amount of high molecular weight organic sulfur picked-up by hydrocarbon streams transported through a pipeline | Bal K. Kaul, Lawrence J. Lawlor, Jeenok T. Kim, G. Bryce McGarvey | 2009-10-06 |
| 7074324 | Process to remove sulfur contaminants from hydrocarbon streams | Bal K. Kaul, Lawrence J. Lawlor | 2006-07-11 |
| 6579444 | Removal of sulfur compounds from hydrocarbon feedstreams using cobalt containing adsorbents in the substantial absence of hydrogen | David N. Zinkie, Myles W. Baker, Bal K. Kaul, Gordon F. Stuntz, Joseph T. O'Bara | 2003-06-17 |
| 5275726 | Spiral wound element for separation | Tan-Jen Chen, Dean L. Smith, Donald T. Bray, Deborah De La Cruz | 1994-01-04 |
| 5256297 | Multi-stage ultrafiltration process (OP-3711) | Leo T. DesJardine | 1993-10-26 |
| 5095171 | Control of oxygen level in feed for improved aromatics/non-aromatics pervaporation (OP-3602) | Tan-Jen Chen | 1992-03-10 |
| 5045354 | Production of supported thin film membranes | Bernd A. Koenitzer | 1991-09-03 |
| 4962270 | Multi-stage pervaporation process run at progressively higher vacuum, higher temperature or both at each successive retentate stage | Robert C. Schucker, Charles P. Darnell | 1990-10-09 |
| 4879044 | Highly aromatic anisotropic polyurea/urethane membranes and their use for the separation of aromatics from non aromatics | Bernd A. Koenitzer, Robert C. Schucker | 1989-11-07 |
| 4828773 | Highly aromatic anisotropic polyurea/urethane membranes and their use for the separation of aromatics from non-aromatics | Bernd A. Koenitzer, Robert C. Schucker | 1989-05-09 |