Issued Patents 2019
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10501323 | Carbon composites and methods of manufacture | Lei Zhao | 2019-12-10 |
| 10480288 | Articles containing carbon composites and methods of manufacture | Lei Zhao | 2019-11-19 |
| 10472909 | Ferrous disintegrable powder compact, method of making and article of same | Zhihui Zhang, YingQing Xu | 2019-11-12 |
| 10458194 | Mandrel supported flexible support ring assembly | Lei Zhao, Zhi Yong He | 2019-10-29 |
| 10450840 | Multifunctional downhole tools | — | 2019-10-22 |
| 10450828 | High temperature high extrusion resistant packer | Chengjiao Yu, Goang-Ding Shyu, Carlos A. Prieto | 2019-10-22 |
| 10427336 | Periodic structured composite and articles therefrom | Chengjiao Yu | 2019-10-01 |
| 10364630 | Downhole assembly including degradable-on-demand material and method to degrade downhole tool | James C. Doane, YingQing Xu, Zhihui Zhang | 2019-07-30 |
| 10365079 | Igniter and ignition device for downhole setting tool power charge | Kevin Edgar Harrington, Larry Palmer, YingQing Xu, Lei Zhao, Kent S. Meyer | 2019-07-30 |
| 10364653 | Actuation tool having a non-ballistic force generating mechanism | YingQing Xu, Zhihui Zhang, Lei Zhao | 2019-07-30 |
| 10364632 | Downhole assembly including degradable-on-demand material and method to degrade downhole tool | James C. Doane, YingQing Xu, Zhihui Zhang | 2019-07-30 |
| 10364631 | Downhole assembly including degradable-on-demand material and method to degrade downhole tool | James C. Doane, YingQing Xu, Zhihui Zhang | 2019-07-30 |
| 10344559 | High temperature high pressure seal for downhole chemical injection applications | Lei Zhao | 2019-07-09 |
| 10335858 | Method of making and using a functionally gradient composite tool | Michael H. Johnson | 2019-07-02 |
| 10335855 | Additive manufacturing of functionally gradient degradable tools | John C. Welch, James Andy Oxford, Edward T. Wood | 2019-07-02 |
| 10329883 | In-situ neutralization media for downhole corrosion protection | Helmuth Sarmiento Klapper | 2019-06-25 |
| 10330200 | Method of sealing | Lei Zhao | 2019-06-25 |
| 10315922 | Carbon composites and methods of manufacture | Lei Zhao | 2019-06-11 |
| 10301914 | Methods for hanging liner from casing and articles derived therefrom | Lei Zhao | 2019-05-28 |
| 10300627 | Method of forming a flexible carbon composite self-lubricating seal | Lei Zhao | 2019-05-28 |
| 10260310 | High temperature and pressure packer | Lei Zhao, Zhi Yong He | 2019-04-16 |
| 10253590 | Downhole tools having controlled disintegration and applications thereof | YingQing Xu, Zhihui Zhang | 2019-04-09 |
| 10240419 | Downhole flow inhibition tool and method of unplugging a seat | Michael H. Johnson | 2019-03-26 |
| 10233376 | Disintegratable carbon composites, methods of manufacture, and uses thereof | Lei Zhao | 2019-03-19 |
| 10227839 | Pressure-triggered degradable-on-command component of a downhole tool and method | YingQing Xu, James C. Doane | 2019-03-12 |