Method for evaluating rock drillability by nano-indentation test on rock cutting
US-12203365-B2 · Jan 21, 2025 · US
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Li Luopeng patents
Li Luopeng is listed as an inventor on 2 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Li Luopeng |
| Total patents | 2 |
| First publication | Jul 20, 2023 |
| Latest publication | Jan 21, 2025 |
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Univ China Petroleum East China | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E21B49/02 | 2 |
| G01N3/42 | 2 |
| G01N2203/0019 | 2 |
| G01N2203/0286 | 2 |
| E21B49/005 | 2 |