Hansford; Rowland C.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hansford; Rowland C..The latest application filed is for "process for removal of hydrogen sulfide from gas streams".
- Hansford; Rowland C. - Yorba Linda CA
| Patent | Date |
|---|---|
| Process for removal of hydrogen sulfide from gas streams Grant 4,311,683 - Hass , et al. * January 19, 1 | 1982-01-19 |
| Catalyst for incinerating H.sub.2 S to SO.sub.2 Grant 4,246,141 - Hass , et al. * January 20, 1 | 1981-01-20 |
| Catalytic incineration of hydrogen sulfide from gas streams Grant 4,169,136 - Hass , et al. September 25, 1 | 1979-09-25 |
| Thermally stable coprecipitated catalysts useful for methanation and other reactions Grant 3,988,263 - Hansford October 26, 1 | 1976-10-26 |
| Conversion catalysts Grant 3,963,644 - Hansford June 15, 1 | 1976-06-15 |
| Rejuvenation of damaged zeolite-supported metal catalysts Grant 3,899,441 - Hansford August 12, 1 | 1975-08-12 |
| Platinum Group Metal On Silica-alumina Hydrogenation Catalyst And Process Grant 3,637,484 - Hansford January 25, 1 | 1972-01-25 |
| Method Of Purifying Automotive Exhaust Gases Grant 3,619,127 - Hass , et al. November 9, 1 | 1971-11-09 |
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