Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10696897 | Sand control method using deformable non-spherical particulates | D. V. Satyanarayana Gupta, Allan R. Rickards, Christopher John Stephenson | 2020-06-30 |
| 10087364 | Method of stimulating a subterranean formation with non-spherical ceramic proppants | D. V. Satyanarayana Gupta, Allan R. Rickards, Christopher John Stephenson | 2018-10-02 |
| 9051512 | Method of treating a subterranean formation with non-spherical proppants | D. V. Satyanarayana Gupta, Allan R. Rickards, Christopher John Stephenson | 2015-06-09 |
| 8186434 | Method of stimulation using hollow, non-spherical particulates | D. V. Satyanarayana Gupta, Allan R. Rickards, Christopher John Stephenson | 2012-05-29 |
| 7950455 | Non-spherical well treating particulates and methods of using the same | D. V. Satyanarayana Gupta, Allan R. Rickards, Christopher John Stephenson | 2011-05-31 |
| 7528096 | Structured composite compositions for treatment of subterranean wells | Harold Dean Brannon, Allan R. Rickards | 2009-05-05 |
| 7494711 | Coated plastic beads and methods of using same to treat a wellbore or subterranean formation | Harold Dean Brannon, D. V. Satyanarayana Gupta | 2009-02-24 |
| 6143939 | Method of dehalogenation using diamonds | Malvina Farcasiu, Edward P. Ladner, Richard Raymond Anderson | 2000-11-07 |
| 5948722 | Method for producing iron-based catalysts | Malvina Farcasiu, J. Rodney Diehl, Hendrik Kathrein | 1999-09-07 |
| 5721186 | Method for producing catalysis from coal | Malvina Farcasiu, Frank Derbyshire, Marit Jagtoyen | 1998-02-24 |