Zingg; Warren M.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zingg; Warren M..The latest application filed is for "high pressure choke assembly".
- Zingg; Warren M. - Tulsa County OK
- Zingg; Warren M. - Tulsa OK
| Patent | Date |
|---|---|
| High pressure choke assembly Grant 4,662,401 - Zingg , et al. May 5, 1 | 1987-05-05 |
| Choke flow bean Grant 4,644,974 - Zingg February 24, 1 | 1987-02-24 |
| Slurry concentrator Grant 4,354,552 - Zingg October 19, 1 | 1982-10-19 |
| Apparatus for mixing dry particles with a liquid Grant 4,007,921 - Zingg February 15, 1 | 1977-02-15 |
| Apparatus and method for wetting dry particles and dispersing the particles in a liquid Grant 3,995,839 - Zingg December 7, 1 | 1976-12-07 |
| Well Fracturing Method Using Liquefied Gas As Fracturing Fluid Grant 3,842,910 - Zingg , et al. October 22, 1 | 1974-10-22 |
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