Assignee
VERTECHS PETROLEUM TECH INNOVATION & EQUIPMENT MANUFACTURING CO LTD
CN·2 granted patents·1 pending application·4 citations·filing 2020–2022
Top patents by PatentIndex Score
3 records- 0188US11326416B1Spiral deployed isolation toolVERTECHS PETROLEUM TECH INNOVATION & EQUIPMENT MANUFACTURING CO LTD·Filed 2021·Granted May 10, 2022·3 cites·17 claims
- 0271US11261691B2Integrated coupling and downhole plugging system and plugging methodVERTECHS PETROLEUM TECH INNOVATION & EQUIPMENT MANUFACTURING CO LTD·Filed 2020·Granted Mar 1, 2022·1 cites·6 claims
- 0344US2022228961A1Method for measuring rheological property of drilling fluid by using curved pipe on siteVERTECHS PETROLEUM TECH INNOVATION & EQUIPMENT MANUFACTURING CO LTD·Filed 2022·Application pending·0 cites
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