Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6306816 | Sulfonated alkylamines as degreasers and hydrotropes | Philip Pike, Bryan A. Grisso | 2001-10-23 |
| 6303795 | Succinimide-based surfactant suitable for soil remediation | Bryan A. Grisso | 2001-10-16 |
| 6264399 | Method to remediate soil using a surfactant of a salt of an acrylamidoalkanesulfonic acid-amine reaction product | Bryan A. Grisso | 2001-07-24 |
| 6207637 | Disulfonated alkylamines as degreasers and hydrotropes | Philip Pike, Bryan A. Grisso | 2001-03-27 |
| 6090896 | Surfactant-assisted soil remediation | Bryan A. Grisso | 2000-07-18 |
| 5928433 | Surfactant-assisted soil remediation | Bryan A. Grisso | 1999-07-27 |
| 5920031 | Water-in-oil emulsions | — | 1999-07-06 |
| 5858055 | Water-in-oil emulsion fertilizer compositions | John W. Forsberg, Nils O. Pearson | 1999-01-12 |
| 5707940 | Environmentally friendly water based drilling fluids | James H. Bush | 1998-01-13 |
| 5637557 | Compositions containing derivatives of succinic acylating agent or hydroxyaromatic compounds and methods of using the same | John W. Forsberg | 1997-06-10 |
| 5620946 | Compositions containing combinations of surfactants and derivatives of succininc acylating agent or hydroxyaromatic compounds and methods of using the same | Lawrence J. Kocurek, James H. Bush | 1997-04-15 |
| 5599777 | Methods of using acidizing fluids in wells, and compositions used therein | John W. Forsberg | 1997-02-04 |
| 5518517 | Water-in-oil emulsion fertilizer compositions | John W. Forsberg, Nils O. Pearson | 1996-05-21 |
| 5512079 | Water-in-oil emulsifiers for slow release fertilizers using tertiary alkanol amines | John W. Forsberg, Nils O. Pearson | 1996-04-30 |
| 5407500 | Salt compositions and explosives using same | John W. Forsberg, Richard M. Lange, Marvin B. DeTar | 1995-04-18 |
| 5360458 | Oil-water emulsions | John W. Forsberg | 1994-11-01 |
| 5336439 | Salt compositions and concentrates for use in explosive emulsions | John W. Forsberg, Richard M. Lange, Marvin B. DeTar | 1994-08-09 |
| 5330662 | Compositions containing combinations of surfactants and derivatives of succinic acylating agent or hydroxyaromatic compounds and methods of using the same | Lawrence J. Kocurek, James H. Bush | 1994-07-19 |
| 5283235 | Compositions containing esters of carboxy-containing interpolymers and methods of using the same | James H. Bush, Lawrence J. Kocurek | 1994-02-01 |
| 5260268 | Methods of drilling well boreholes and compositions used therein | John W. Forsberg | 1993-11-09 |
| 5178786 | Corrosion-inhibiting compositions and functional fluids containing same | Theodore Otto Johnson, Jr., Paul E. Adams, John W. Forsberg | 1993-01-12 |
| 4749500 | Water-based functional fluid thickening combinations of surfactants and hydrocarbyl-substituted succinic acid and/or anhydride/amine terminated poly(oxyalkylene) reaction products | John W. Forsberg | 1988-06-07 |
| 4661275 | Water-based functional fluid thickening combinations of surfactants and hydrocarbyl-substituted succinic acid and/or anhydride/amine terminated poly(oxyalkylene) reaction products | John W. Forsberg | 1987-04-28 |
| 4659492 | Alkenyl-substituted carboxylic acylating agent/hydroxy terminated polyoxyalkylene reaction products and aqueous systems containing same | — | 1987-04-21 |
| 4618539 | Corrosion-inhibiting compositions, and oil compositions containing said corrosion-inhibiting compositions | William C. Woerner | 1986-10-21 |