Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11415534 | Interspersing different wait times in trainlet and partial recovery sequences | Yuesheng Cheng, David R. Beard, Arcady Reiderman, Songhua Chen | 2022-08-16 |
| 11371827 | Multiple scale analysis of core sample to estimate surface roughness | Gabriela Singer, Songhua Chen | 2022-06-28 |
| 11353619 | Determining sub-surface formation wettability characteristics utilizing nuclear magnetic resonance and bulk fluid measurements | Songhua Chen | 2022-06-07 |
| 11150376 | NMR antenna arrangement for fast moving NMR logging tool | Songhua Chen, Arcady Reiderman | 2021-10-19 |
| 11143781 | Accounting for tool based effects in nuclear magnetic resonance logging data | Songhua Chen, Mark Cheiron Butler | 2021-10-12 |
| 11125903 | Nuclear magnetic resonance sequence for partially polarized echo trains | — | 2021-09-21 |
| 11048014 | Ringing reduction in a nuclear magnetic resonance logging tool | Jie Yang | 2021-06-29 |
| 10996365 | RF flip angle adjustment in a downhole NMR tool | Arcady Reidermann, David R. Beard, Songhua Chen | 2021-05-04 |
| 10983242 | Nuclear magnetic resonance sensing and fluid sampling device for subterranean characterization | Songhua Chen, Arcady Reiderman | 2021-04-20 |
| 10961848 | Unidirectional magnetization of nuclear magnetic resonance tools having soft magnetic core material | Songhua Chen, Arcady Reiderman | 2021-03-30 |
| 10948440 | Borehole signal reduction for a side-looking NMR logging tool using a magnet assembly | Rebecca Corina Jachmann, Arcady Reiderman | 2021-03-16 |
| 10890684 | Downhole nuclear magnetic resonance sensor using anisotropic magnetic material | Arcady Reiderman | 2021-01-12 |
| 10795044 | Downhole, real-time determination of relative permeability with nuclear magnetic resonance and formation testing measurements | Songhua Chen, Abdolhamid Hadibeik, Sami Eyuboglu, Waqar Khan | 2020-10-06 |
| 10782445 | Logging-while-drilling tool with interleaved instruments | Songhua Chen, Arcady Reiderman | 2020-09-22 |
| 10768334 | Nuclear magnetic resonance apparatus, systems, and methods | Rebecca Corina Jachmann, Arcady Reiderman | 2020-09-08 |
| 10739490 | Dual zone nuclear magnetic resonance sensing device for subterranean characterization | Songhua Chen, Arcady Reiderman | 2020-08-11 |
| 10725130 | Nuclear magnetic resonance sensing device for downhole measurements | Songhua Chen, Arcady Reiderman | 2020-07-28 |
| 10527748 | Nuclear magnetic resonance sensing device for downhole measurements | Songhua Chen, Arcady Reiderman | 2020-01-07 |
| 10495588 | Borehole signal reduction for a side-looking NMR logging tool using a magnet assembly | Rebecca Corina Jachmann, Arcady Reiderman | 2019-12-03 |
| 10436860 | Borehole signal reduction for a side-looking NMR logging tool using an antenna | Rebecca Corina Jachmann, Arcady Reiderman | 2019-10-08 |
| 10353104 | Carbonate permeability by pore typing | — | 2019-07-16 |
| 10317351 | Pressurized NMR core analyzer | Yuan Chong, Songhua Chen, Lizheng Zhang | 2019-06-11 |
| 10295627 | Permanent magnet configuration for NMR logging tool | — | 2019-05-21 |
| 10261211 | Nuclear magnetic resonance logging tool with quadrature coil configuration | Arcady Reiderman | 2019-04-16 |
| 10107930 | Hybrid saturation recovery-inversion recovery pulse sequence for improved NMR logging of boreholes | Songhua Chen | 2018-10-23 |