Chelette; K. Darrel
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chelette; K. Darrel.The latest application filed is for "method and apparatus for forming a ventable seal".
- Chelette; K. Darrel - Katy TX
- Chelette; K. Darrel - Houston TX
| Patent | Date |
|---|---|
| Method and apparatus for forming a ventable seal Grant 5,029,906 - Chelette , et al. July 9, 1 | 1991-07-09 |
| Tubular coupling with ventable seal Grant 4,893,844 - Chelette , et al. January 16, 1 | 1990-01-16 |
| Tubular goods joint Grant 4,705,307 - Chelette * November 10, 1 | 1987-11-10 |
| Tubular joint with trapped mid-joint metal-to-metal seal having unequal tapers Grant 4,662,659 - Blose , et al. May 5, 1 | 1987-05-05 |
| Pipe joint Grant 4,591,195 - Chelette , et al. May 27, 1 | 1986-05-27 |
| Tubular joint with trapped mid-joint metal-to-metal seal Grant 4,570,982 - Blose , et al. February 18, 1 | 1986-02-18 |
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