Issued Patents All Time
Showing 26–50 of 96 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9169431 | Method to complex metals in aqueous treating fluids for VES-gelled fluids | Tianping Huang | 2015-10-27 |
| 9150777 | Use of oil-soluble surfactants as breaker enhancers for VES-gelled fluids | Tianping Huang | 2015-10-06 |
| 9145510 | Use of nano-sized phyllosilicate minerals in viscoelastic surfactant fluids | Tianping Huang | 2015-09-29 |
| 9038719 | Reconfigurable cement composition, articles made therefrom and method of use | — | 2015-05-26 |
| 9029299 | Methods and compositions for delayed release of chemicals and particles | Tianping Huang | 2015-05-12 |
| 9018143 | Metallic particle activated oxidative breaking method and system | — | 2015-04-28 |
| 9010424 | High permeability frac proppant | Gaurav Agrawal, Zhiyue Xu | 2015-04-21 |
| 8980098 | Rechargeable surface active porous media for removal of organic materials from aqueous fluids | Tianping Huang | 2015-03-17 |
| 8967275 | Agents for enhanced degradation of controlled electrolytic material | — | 2015-03-03 |
| 8921285 | Particles slurried in oil for viscoelastic surfactant gelled fluids | Tianping Huang | 2014-12-30 |
| 8877693 | Use of oil-soluble surfactants as breaker enhancers for VES-gelled fluids | Tianping Huang | 2014-11-04 |
| 8815089 | Wastewater purification with nanoparticle-treated bed | Tianping Huang | 2014-08-26 |
| 8633255 | Saponified fatty acids as breakers for viscoelastic surfactant-gelled fluids | — | 2014-01-21 |
| 8616284 | Methods for removing residual polymer from a hydraulic fracture | Tianping Huang | 2013-12-31 |
| 8551926 | Stabilizing emulsified acids for carbonate acidizing | Tianping Huang, John R. Willingham, Richard A. Mitchell, Kushal Seth | 2013-10-08 |
| 8544565 | Lost circulation control fluids for naturally fractured carbonate formations | Tianping Huang, David E. Clark | 2013-10-01 |
| 8499832 | Re-use of surfactant-containing fluids | Tianping Huang | 2013-08-06 |
| 8445414 | Compositions and methods for controlling fluid loss | Tianping Huang | 2013-05-21 |
| 8430165 | Increasing the viscosity of viscoelastic fluids | Tianping Huang, Gaurav Agrawal | 2013-04-30 |
| 8403051 | Stabilizing emulsified acids for carbonate acidizing | Tianping Huang, John R. Willingham, Richard A. Mitchell, Kushal Seth | 2013-03-26 |
| 8397812 | Nano-sized particle-coated proppants for formation fines fixation in proppant packs | Tianping Huang, John R. Willingham, James R. Pace, Christopher K. Belcher | 2013-03-19 |
| 8383557 | Dual-functional breaker for hybrid fluids of viscoelastic surfactant and polymer | Tianping Huang | 2013-02-26 |
| 8349771 | Method for improving the clean-up of emulsified acid fluid systems | Kushal Seth, Allen D. Gabrysch, Brian Alan Evans | 2013-01-08 |
| 8278252 | Nano-sized particles for stabilizing viscoelastic surfactant fluids | Tianping Huang, James H. Treadway, John R. Willingham | 2012-10-02 |
| 8236864 | Saponified fatty acids as breakers for viscoelastic surfactant-gelled fluids | — | 2012-08-07 |