Inventor · disambiguated record
Pingya Luo
Also filed as: LUO PINGYA
22 granted patents·2 pending applications·115 citations·filing 2014–2022
94Inventor score
Top patents by PatentIndex Score
24 records- 0198US10829681B1Modified nano-silica plugging agent, water-based drilling fluid, and preparation method and use thereofUNIV SOUTHWEST PETROLEUM·Filed 2020·Granted Nov 10, 2020·24 cites·16 claims
- 0298US10829679B1Micro-nanometer plugging anti-collapse drilling fluid and preparation method and use thereofUNIV SOUTHWEST PETROLEUM·Filed 2020·Granted Nov 10, 2020·17 cites·17 claims
- 0397US11225594B1Drilling fluid for enhancing stratum pressure bearing capacity and preparation method and method of using thereofUNIV SOUTHWEST PETROLEUM·Filed 2021·Granted Jan 18, 2022·6 cites·16 claims
- 0494US10989576B1Method and system for obtaining micro-nano level fracture model and evaluating plugging performance of drilling fluidUNIV SOUTHWEST PETROLEUM·Filed 2020·Granted Apr 27, 2021·5 cites·11 claims
- 0594US10487255B1Expandable plugging agent and preparation method thereof, micro-capsule plugging agent, water-based drilling fluid, and use thereofUNIV SOUTHWEST PETROLEUM·Filed 2019·Granted Nov 26, 2019·9 cites·16 claims
- 0693US11525079B1Preparation method of fully adaptive modified nanographene plugging type anti-collapse drilling fluid and use thereofUNIV SOUTHWEST PETROLEUM·Filed 2022·Granted Dec 13, 2022·2 cites·6 claims
- 0793US11453814B2Pressure-bearing plugging agent and preparation method and use thereofUNIV SOUTHWEST PETROLEUM·Filed 2021·Granted Sep 27, 2022·2 cites·12 claims
- 0893US11396621B1Pressure-bearing plugging composition, pressure-bearing plugging slurry and preparation method and use thereofUNIV SOUTHWEST PETROLEUM·Filed 2021·Granted Jul 26, 2022·3 cites·12 claims
- 0993US9926482B1Deep-well polysulfonate drilling fluid and preparation method thereofUNIV SOUTHWEST PETROLEUM·Filed 2017·Granted Mar 27, 2018·12 cites·16 claims
- 1092US10233377B1Gel plugging slurry for well drilling and preparation method thereof, and slug plugging methodUNIV SOUTHWEST PETROLEUM·Filed 2018·Granted Mar 19, 2019·7 cites·16 claims
- 1191US10017679B1Plugging agent for improving formation bearing capacity and preparation method thereofUNIV SOUTHWEST PETROLEUM·Filed 2017·Granted Jul 10, 2018·14 cites·12 claims
- 1290US10336932B1Micro-nano composite plugging agent for drilling fluid and preparation method thereof, and drilling fluid and use thereofUNIV SOUTHWEST PETROLEUM·Filed 2019·Granted Jul 2, 2019·4 cites·13 claims
- 1388US10005946B1High-temperature cross-linking deep-well drilling fluid and preparation method thereofUNIV SOUTHWEST PETROLEUM·Filed 2017·Granted Jun 26, 2018·5 cites·16 claims
- 1485US10928300B2Experimental device and experimental method for testing the lubricity in horizontal well drilling with a cuttings bed taken into considerationUNIV SOUTHWEST PETROLEUM·Filed 2020·Granted Feb 23, 2021·2 cites·9 claims
- 1583US10233375B1Drilling fluid for inhibiting surface hydration of clay and preparation method thereofUNIV SOUTHWEST PETROLEUM·Filed 2018·Granted Mar 19, 2019·2 cites·6 claims
- 1681US11162010B2Nanometer plugging water-based drilling fluid and preparation method and use thereofUNIV SOUTHWEST PETROLEUM·Filed 2020·Granted Nov 2, 2021·1 cites·2 claims
- 1771US10865337B1Multi-functional weighting agent for drilling fluid and preparation method thereof, and water-based drilling fluid and use thereofUNIV SOUTHWEST PETROLEUM·Filed 2019·Granted Dec 15, 2020·0 cites·19 claims
- 1870US11542425B1Leak-proof lost-circulation control water-based drilling fluid composition and preparation method and use thereofUNIV SOUTHWEST PETROLEUM·Filed 2022·Granted Jan 3, 2023·0 cites·12 claims
- 1965US11345841B1Fiber silica composite microsphere for shale stratum, drilling fluid and preparation method and use thereofUNIV SOUTHWEST PETROLEUM·Filed 2021·Granted May 31, 2022·0 cites·9 claims
- 2064US11441062B1Modified polyvinyl acetate and preparation method and use thereof and oil-based drilling fluidUNIV SOUTHWEST PETROLEUM·Filed 2022·Granted Sep 13, 2022·0 cites·18 claims
- 2155US11485896B2Oil-based drilling fluid composition, oil-based drilling fluid and preparation method and use thereofUNIV SOUTHWEST PETROLEUM·Filed 2021·Granted Nov 1, 2022·0 cites·15 claims
- 2253US10407608B2Strong plugging drilling fluid suitable for shale gas wells and preparation method thereofUNIV SOUTHWEST PETROLEUM·Filed 2018·Granted Sep 10, 2019·0 cites·6 claims
- 2340US2016069153A1Gel, leaking stoppage method using the same and well kill leaking stoppage method using the sameUNIV SOUTHWEST PETROLEUM·Filed 2014·Application pending·0 cites
- 2437US2017369767A1Multi-functional hybrid fracturing fluid systemSICHUAN GUANGYA POLYMER CHEMICAL CO LTD·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →