Morillo; Elizabeth G.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Morillo; Elizabeth G..The latest application filed is for "lightweight hollow particles for use in cementing".
- Morillo; Elizabeth G. - The Woodlands TX
| Patent | Date |
|---|---|
| Lightweight hollow particles for use in cementing Grant 9,765,253 - Pisklak , et al. September 19, 2 | 2017-09-19 |
| Lightweight Hollow Particles For Use In Cementing App 20160137902 - Pisklak; Thomas J. ; et al. | 2016-05-19 |
| Use of composite of lightweight hollow core having adhered or embedded cement in cementing a well Grant 9,033,040 - Pisklak , et al. May 19, 2 | 2015-05-19 |
| Light-weight proppant from heat-treated pumice Grant 8,796,188 - Pisklak , et al. August 5, 2 | 2014-08-05 |
| Lightweight Hollow Particles For Use In Cementing App 20130153222 - Pisklak; Thomas J. ; et al. | 2013-06-20 |
| Light-weight Proppant From Heat-treated Pumice App 20110118155 - Pisklak; Thomas J. ; et al. | 2011-05-19 |
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