Clark, Jr.; Earl
Patent Applications and Registrations
Patent applications and USPTO patent grants for Clark, Jr.; Earl.The latest application filed is for "process for producing sulfolane compounds".
- Clark, Jr.; Earl - Bartlesville OK
| Patent | Date |
|---|---|
| Process for producing sulfolane compounds Grant 5,290,953 - Clark, Jr. , et al. March 1, 1 | 1994-03-01 |
| Use of phenol as rapid inverse latex inversion promoter and solution viscosity enhancer Grant 5,124,376 - Clark, Jr. June 23, 1 | 1992-06-23 |
| Higher molecular weight arylene sulfide resin and process for its preparation Grant 5,110,901 - Hoover , et al. May 5, 1 | 1992-05-05 |
| Compositions for acid treating subterranean formations Grant 4,997,582 - Clark, Jr. , et al. March 5, 1 | 1991-03-05 |
| Inverse emulsion polymerization Grant 4,906,701 - Clark, Jr. * March 6, 1 | 1990-03-06 |
| Methods and compositions for acid treating subterranean formations Grant 4,775,010 - Clark, Jr. , et al. October 4, 1 | 1988-10-04 |
| Inverse emulsion polymerization with sorbitan fatty acid esters and ethoxylated alcohol Grant 4,764,574 - Clark, Jr. August 16, 1 | 1988-08-16 |
| Drilling fluids Grant 4,548,982 - Clark, Jr. , et al. October 22, 1 | 1985-10-22 |
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