Assignee
DAGANG OIL FIELD COMPANY OF CNPC
CN·4 granted patents·1 pending application·81 citations·filing 2019–2020
Top patents by PatentIndex Score
5 records- 0192US10689954B1Research method of trajectory design and on-site tracking and adjustment of shale oil horizontal wellDAGANG OIL FIELD COMPANY OF CNPC·Filed 2020·Granted Jun 23, 2020·73 cites·8 claims
- 0291US10976469B1Method and apparatus for optimal selection of fracturing stage clusters of continental shale oil horizontal wellDAGANG OIL FIELD COMPANY OF CNPC·Filed 2020·Granted Apr 13, 2021·5 cites·6 claims
- 0390US11204441B1Oil-gas reservoir exploration method and apparatusDAGANG OIL FIELD COMPANY OF CNPC·Filed 2020·Granted Dec 21, 2021·3 cites·5 claims
- 0447US11249062B2Shale brittleness sweet spot evaluation methodDAGANG OIL FIELD COMPANY OF CNPC·Filed 2020·Granted Feb 15, 2022·0 cites·6 claims
- 0541US2020370411A1Method for calculating recovery ratio under secondary-tertiary combination development modeDAGANG OIL FIELD COMPANY OF CNPC·Filed 2019·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when DAGANG OIL FIELD COMPANY OF CNPC files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →