Inventor · disambiguated record

Chuan Cao

Also filed as: CAO CHUAN

1 granted patent·6 citations·filing 2016–2016

27Inventor score

Technology areasE21B

Files withCHINA NAT PETROLEUM CORP1

Top patents by PatentIndex Score

1 record

0182US10450801B2Casing windowing method and tool using coiled tubingCHINA NAT PETROLEUM CORP·Filed 2016·Granted Oct 22, 2019·6 cites·20 claims

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