Wittle; John K.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Wittle; John K..The latest application filed is for "tubular member".
- Wittle; John K. - Chester Springs PA
- Wittle; John K. - Berwyn PA
| Patent | Date |
|---|---|
| Tubular member Grant 4,516,608 - Titus , et al. May 14, 1 | 1985-05-14 |
| Apparatus for passing electrical current through an underground formation Grant 4,495,990 - Titus , et al. January 29, 1 | 1985-01-29 |
| In situ method for yielding a gas from a subsurface formation of hydrocarbon material Grant 4,473,114 - Bell , et al. September 25, 1 | 1984-09-25 |
| Apparatus for the decomposition of hazardous materials and the like Grant 4,431,612 - Bell , et al. February 14, 1 | 1984-02-14 |
| Method of in situ gasification Grant 4,382,469 - Bell , et al. May 10, 1 | 1983-05-10 |
| Electrolytic oil purifying method Grant 3,915,819 - Bell , et al. October 28, 1 | 1975-10-28 |
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