Method for evaluating rock drillability by nano-indentation test on rock cutting
US-12203365-B2 · Jan 21, 2025 · US
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Wang Ruihe patents
Wang Ruihe is listed as an inventor on 7 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Wang Ruihe |
| Total patents | 7 |
| First publication | Apr 18, 2017 |
| Latest publication | Jan 21, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Method for evaluating rock drillability by nano-indentation test on rock cutting
US-2023228189-A1 · Jul 20, 2023 · US
High-temperature retarder suitable for oil and gas well cementation, preparation method thereof and cementing slurry
US-10858571-B2 · Dec 8, 2020 · US
High-temperature retarder suitable for oil and gas well cementation, preparation method thereof and cementing slurry
US-2020239760-A1 · Jul 30, 2020 · US
Oil Well Cement Settlement Stabilizer for High-Temperature Cementing of Oil and Gas Wells and Preparation Method Thereof, and Cement Slurry
US-2020157405-A1 · May 21, 2020 · US
Oil well cement settlement stabilizer for high-temperature cementing of oil and gas wells and preparation method thereof, and cement slurry
US-10655048-B1 · May 19, 2020 · US
Foam stabilizer composition, foamed cement slurry and additive composition thereof
US-9624420-B1 · Apr 18, 2017 · US
Recent patents
Latest publications not already listed above.
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Univ China Petroleum East China | 7 |
| Chengdu Omax Petroleum Tech Co Ltd | 2 |
| China Univeristy of Petroleum (East China) | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C04B28/02 | 5 |
| C09K8/467 | 4 |
| C08F220/585 | 4 |
| C08F220/56 | 4 |
| C04B24/163 | 4 |