Inventor · disambiguated record
Hongyan Duan
Also filed as: DUAN HONGYAN
4 granted patents·3 pending applications·2 citations·filing 2015–2018
57Inventor score
Files withHALLIBURTON ENERGY SERVICES INC7
Top patents by PatentIndex Score
7 records- 0165US10738594B2Application of the time derivative of distributed temperature survey (DTS) in identifying flows in and around a wellbore during and after hydraulic fractureHALLIBURTON ENERGY SERVICES INC·Filed 2015·Granted Aug 11, 2020·2 cites·14 claims
- 0243US10718204B2Identifying fluid level for down hole pressure control with depth derivatives of temperatureHALLIBURTON ENERGY SERVICES INC·Filed 2015·Granted Jul 21, 2020·0 cites·20 claims
- 0338US11236604B2Simulated annealing optimization of well production forecastsHALLIBURTON ENERGY SERVICES INC·Filed 2018·Granted Feb 1, 2022·0 cites·18 claims
- 0434US2018106777A1Application of time derivative of distributed temperature survey (dts) in identifying cement curing time and cement topHALLIBURTON ENERGY SERVICES INC·Filed 2015·Application pending·0 cites
- 0533US2018112518A1Application of tiem and dept derivative of distributed temperature survey (dts) in evaluating data quality and data resolutionHALLIBURTON ENERGY SERVICES INC·Filed 2015·Application pending·0 cites
- 0633US2018112519A1Application of depth derivative of dts measurements in identifying initiation points near wellbores created by hydraulic fracturingHALLIBURTON ENERGY SERVICES INC·Filed 2015·Application pending·0 cites
- 0730US10619473B2Application of depth derivative of distributed temperature survey (DTS) to identify fluid flow activities in or near a wellbore during the production processHALLIBURTON ENERGY SERVICES INC·Filed 2015·Granted Apr 14, 2020·0 cites·12 claims
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