Synthesis of a cationic surfmer and its copolymers for enhanced oil recovery
US-12049529-B2 · Jul 30, 2024 · US
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Han Ming patents
Han Ming is listed as an inventor on 14 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Han Ming |
| Total patents | 14 |
| First publication | Jun 27, 2019 |
| Latest publication | Jul 30, 2024 |
Notable patents
Publications ranked by popularity score, then publication date.
Composition and method of making cationic surfactants with two quaternary ammonium head groups
US-11795374-B2 · Oct 24, 2023 · US
Synthesis of a cationic surfmer and its copolymers for enhanced oil recovery
US-2023303744-A1 · Sep 28, 2023 · US
Synthesis of a cationic surfmer and its copolymers for enhanced oil recovery
US-11697700-B2 · Jul 11, 2023 · US
Composition and method of making cationic surfactants with two quaternary ammonium head groups
US-2023102729-A1 · Mar 30, 2023 · US
Ionic liquid enhanced surfactant solution for spontaneous imbibition in fractured carbonate reservoirs
US-11530348-B2 · Dec 20, 2022 · US
Ionic liquid enhanced surfactant solution for spontaneous imbibition in fractured carbonate reservoirs
US-2022290037-A1 · Sep 15, 2022 · US
Optical module comprising a reflective surface at a preset angle for reflecting light from light transmitting lenses to light receiving lenses
US-11418262-B2 · Aug 16, 2022 · US
Surfactant mixtures used during chemical enhanced oil recovery and methods of use thereof
US-11254855-B2 · Feb 22, 2022 · US
Synthesis of a cationic surfmer and its copolymers for enhanced oil recovery
US-2022025090-A1 · Jan 27, 2022 · US
Recent patents
Latest publications not already listed above.
Interactive application processing method and apparatus, and storage medium
US-11043068-B2 · Jun 22, 2021 · US
Surfactant mixtures used during chemical enhanced oil recovery and methods of use thereof
US-2021147744-A1 · May 20, 2021 · US
Optical module
US-2020287629-A1 · Sep 10, 2020 · US
Interactive application processing method and apparatus, and storage medium
US-2019197826-A1 · Jun 27, 2019 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Saudi Arabian Oil Co | 10 |
| Tencent Tech Shenzhen Co Ltd | 2 |
| Innolight Tech Suzhou Ltd | 2 |
| Aramco Far East Beijing Business Services Co Ltd | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C09K8/584 | 10 |
| E21B43/16 | 6 |
| C07C231/12 | 4 |
| C09K8/588 | 4 |
| C07C233/38 | 4 |