Force modulation system with an elastic force member for downhole conditions
US-2022162915-A1 · May 26, 2022 · US
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Cnpc Usa Corp And Beijing Huamei Inc Cnpc patents in 2022
Cnpc Usa Corp And Beijing Huamei Inc Cnpc was listed as an assignee on 1 patent publication in 2022.
| Metric | Value |
|---|---|
| Company | Cnpc Usa Corp And Beijing Huamei Inc Cnpc |
| Year | 2022 |
| Patents | 1 |
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