Water-based drilling fluids for deepwater drilling and use thereof
US-10836947-B2 · Nov 17, 2020 · US
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Cnooc China Ltd Zhanjiang Branch Guangdong — Fixed Constructions
Cnooc China Ltd Zhanjiang Branch Guangdong holds 2 patents in Fixed Constructions, with representative filings summarized below.
| Metric | Value |
|---|---|
| Company | Cnooc China Ltd Zhanjiang Branch Guangdong |
| Technology | Fixed Constructions |
| Patents in slice | 2 |
| Recent patents in slice | 0 |
| First year | 2019 |
| Last year | 2020 |
Representative patents
Notable publications linking Cnooc China Ltd Zhanjiang Branch Guangdong to Fixed Constructions.
Water-based drilling fluids for deepwater drilling and use thereof
US-10836947-B2 · Nov 17, 2020 · US
Water-based drilling fluids for deepwater drilling and use thereof
US-2019300772-A1 · Oct 3, 2019 · US
Water-based drilling fluids for deepwater drilling and use thereof
US-2019300772-A1 · Oct 3, 2019 · US
Recent filings
Latest patents from Cnooc China Ltd Zhanjiang Branch Guangdong in Fixed Constructions.
Water-based drilling fluids for deepwater drilling and use thereof
US-10836947-B2 · Nov 17, 2020 · US
Water-based drilling fluids for deepwater drilling and use thereof
US-10836947-B2 · Nov 17, 2020 · US
Water-based drilling fluids for deepwater drilling and use thereof
US-2019300772-A1 · Oct 3, 2019 · US
Water-based drilling fluids for deepwater drilling and use thereof
US-2019300772-A1 · Oct 3, 2019 · US
Related pages
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