Grout free fiber enhanced composite liner steel tube for ccus and water injection
US-2025367911-A1 · Dec 4, 2025 · US
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Cnpc Usa Corp — Mechanical Engineering
Cnpc Usa Corp holds 4 patents in Mechanical Engineering, with representative filings summarized below.
| Metric | Value |
|---|---|
| Company | Cnpc Usa Corp |
| Technology | Mechanical Engineering |
| Patents in slice | 4 |
| Recent patents in slice | 2 |
| First year | 2018 |
| Last year | 2025 |
Representative patents
Notable publications linking Cnpc Usa Corp to Mechanical Engineering.
Method for forming cutters
US-11794290-B2 · Oct 24, 2023 · US
Method for forming cutters
US-11794290-B2 · Oct 24, 2023 · US
Method for forming cutters
US-11794290-B2 · Oct 24, 2023 · US
Method for forming cutters
US-2022234151-A1 · Jul 28, 2022 · US
Recent filings
Latest patents from Cnpc Usa Corp in Mechanical Engineering.
Grout free fiber enhanced composite liner steel tube for ccus and water injection
US-2025367911-A1 · Dec 4, 2025 · US
Method for forming cutters
US-11794290-B2 · Oct 24, 2023 · US
Method for forming cutters
US-11794290-B2 · Oct 24, 2023 · US
Method for forming cutters
US-11794290-B2 · Oct 24, 2023 · US
Method for forming cutters
US-2022234151-A1 · Jul 28, 2022 · US
Related pages
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