Pressure-preserved coring tool, use method, and reservoir analysis method
US-2026078647-A1 · Mar 19, 2026 · US
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Sun Shaoliang patents
Sun Shaoliang is listed as an inventor on 1 patent in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Sun Shaoliang |
| Total patents | 1 |
| First publication | Mar 19, 2026 |
| Latest publication | Mar 19, 2026 |
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| China Nat Petroleum Corp | 1 |
| Cnpc Greatwall Drilling Co | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E21B25/08 | 1 |
| G01N24/081 | 1 |
| G01N24/08 | 1 |
| E21B25/10 | 1 |