Inventor · disambiguated record
Jinsheng Sun
Also filed as: SUN JINSHENG
35 granted patents·4 pending applications·114 citations·filing 2015–2025
96Inventor score
Files withUNIV CHINA PETROLEUM EAST CHINA23UNIV SOUTHWEST PETROLEUM8UNIV CHINA PETROLEUM3UNIV CHINA PETROLEUM BEIJING3CHINA UNIVESITY OF PETROLEUM EAST CHINA1
Top patents by PatentIndex Score
39 records- 0197US11472999B1Water-based gel-consolidation type lost circulation material system suitable for fractured lost circulation formation, preparation method and use thereofUNIV CHINA PETROLEUM EAST CHINA·Filed 2021·Granted Oct 18, 2022·5 cites·9 claims
- 0297US10533122B1Strong plugging drilling fluid composition and preparation method thereof, and use thereofUNIV SOUTHWEST PETROLEUM·Filed 2019·Granted Jan 14, 2020·25 cites·16 claims
- 0396US9296936B1Preparation method of a wettability reversal agentUNIV CHINA PETROLEUM·Filed 2015·Granted Mar 29, 2016·12 cites·6 claims
- 0494US10487255B1Expandable 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
- 0594US10308857B1Super-amphiphobic composite material and use of the same as inhibitor, lubricant, reservoir protectant, and accelerator in water-based drilling fluidsUNIV CHINA PETROLEUM BEIJING·Filed 2019·Granted Jun 4, 2019·11 cites·18 claims
- 0694US9279076B1Reservoir protecting agent composition and broad-spectrum drilling liquid and use thereofUNIV CHINA PETROLEUM·Filed 2015·Granted Mar 8, 2016·10 cites·20 claims
- 0794US9267068B1Protecting agent composition for high/ultra-high permeability reservoirs and drilling fluid and use thereofUNIV CHINA PETROLEUM·Filed 2015·Granted Feb 23, 2016·13 cites·18 claims
- 0893US11421140B2High-temperature resistant, high-strength, and thixotropic gel plugging agent and its preparation method and applicationUNIV CHINA PETROLEUM EAST CHINA·Filed 2020·Granted Aug 23, 2022·2 cites·12 claims
- 0993US11396621B1Pressure-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
- 1093US9683160B1Composition comprising a nanometer film structured reservoir protecting agent and a water block preventing agent, and drilling fluid containing the same and use thereof for drilling in low-permeability reservoirsUNIV CHINA PETROLEUM EAST CHINA·Filed 2017·Granted Jun 20, 2017·5 cites·18 claims
- 1192US12264279B1High-temperature and high-salt resistant hyperbranched lubricant for water-based drilling fluid, and preparation and application thereofUNIV CHINA PETROLEUM EAST CHINA·Filed 2024·Granted Apr 1, 2025·2 cites·9 claims
- 1292US9771509B1Polymer elastic particle reservoir protecting agent and drilling fluid containing the sameUNIV CHINA PETROLEUM EAST CHINA·Filed 2017·Granted Sep 26, 2017·6 cites·20 claims
- 1391US12269985B1High density environmentally friendly polymer water-based drilling fluid with resistance to 240° C. and saturated salts, preparation method therefor and use thereofUNIV CHINA PETROLEUM EAST CHINA·Filed 2024·Granted Apr 8, 2025·2 cites·18 claims
- 1490US10336932B1Micro-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
- 1589US11873444B1Nanographene and preparation method and use thereof and oil-based drilling fluidUNIV SOUTHWEST PETROLEUM·Filed 2023·Granted Jan 16, 2024·1 cites·12 claims
- 1688US11578250B1Cementitious plugging wall solidifer for water-based drilling fluid, and a preparation method thereof and a water-based drilling fluidUNIV CHINA PETROLEUM EAST CHINA·Filed 2022·Granted Feb 14, 2023·1 cites·10 claims
- 1784US11639460B1Nanometer self-locking bentonite film-forming agent, method for preparing the same, and film-forming drilling fluidUNIV SOUTHWEST PETROLEUM·Filed 2022·Granted May 2, 2023·1 cites·11 claims
- 1883US9701884B1Nanometer film structured reservoir protecting agent, drilling fluid containing the same and use thereof in low-permeability reservoirsUNIV CHINA PETROLEUM EAST CHINA·Filed 2017·Granted Jul 11, 2017·1 cites·5 claims
- 1982US12215274B1Resin slurry plugging system suitable for fractured-vuggy formation and preparation and use thereofCHINA UNIVESITY OF PETROLEUM EAST CHINA·Filed 2024·Granted Feb 4, 2025·1 cites·5 claims
- 2076US12384953B1Strongly adsorbed hyper-branched filtrate reducer for water-based drilling fluid with resistance to 240° C. and saturated salinity, preparation method therefor and use thereofUNIV CHINA PETROLEUM EAST CHINA·Filed 2024·Granted Aug 12, 2025·0 cites·18 claims
- 2171US10865337B1Multi-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
- 2268US2023017294A1Flocculating agent for removing oil-based drilling fluid rock cuttings and preparation method and use thereofUNIV CHINA PETROLEUM EAST CHINA·Filed 2022·Application pending·0 cites
- 2367US12378458B1Phase change microcapsule for drilling fluid cooling and its preparation method and applicationUNIV CHINA PETROLEUM EAST CHINA·Filed 2024·Granted Aug 5, 2025·0 cites·7 claims
- 2467US12043742B2Oil-soluble thermosensitive resin lost circulation material for protecting a reservoir as well as preparation method and application thereofUNIV CHINA PETROLEUM EAST CHINA·Filed 2022·Granted Jul 23, 2024·0 cites·7 claims
- 2566US12509620B1Polycarboxylate thinner for carbonate/bicarbonate contamination resistant water-based drilling fluid and preparation method and application thereofUNIV CHINA PETROLEUM EAST CHINA·Filed 2025·Granted Dec 30, 2025·0 cites·8 claims
- 2664US12110449B1Bio-enzyme degradable temporary plugging material and preparation method and application thereofUNIV CHINA PETROLEUM EAST CHINA·Filed 2023·Granted Oct 8, 2024·0 cites·5 claims
- 2763US2025034039A1Anti-strength-retrogression cementing system with excellent pumpability performance and preparation method thereofUNIV CHINA PETROLEUM EAST CHINA·Filed 2024·Application pending·0 cites
- 2862US11807802B2Nano-organosilicon film-forming and hydrophobic shale surface hydration inhibitor and its preparation method and applicationUNIV CHINA PETROLEUM EAST CHINA·Filed 2022·Granted Nov 7, 2023·0 cites·9 claims
- 2962US11384275B2High temperature-resistant and high oil-absorption resin particle plugging agent suitable for oil-based drilling fluid and its preparation methodUNIV CHINA PETROLEUM EAST CHINA·Filed 2021·Granted Jul 12, 2022·0 cites·14 claims
- 3057US11970655B2High temperature and high salinity-resistant complementarily rigid-flexible plugging agent and method for preparing the same and water-based drilling fluid and use thereofUNIV CHINA PETROLEUM EAST CHINA·Filed 2022·Granted Apr 30, 2024·0 cites·9 claims
- 3157US2024043736A1Anti-sloughing drilling fluid and use thereofUNIV SOUTHWEST PETROLEUM·Filed 2023·Application pending·0 cites
- 3256US10336931B2Use of dual-cation fluorocarbon surfactant as amphiphobic wettability reversal agent in drilling fluidUNIV CHINA PETROLEUM BEIJING·Filed 2018·Granted Jul 2, 2019·0 cites·13 claims
- 3355US11787990B2Bionic and dual-phobic high-performance water-based drilling fluidUNIV CHINA PETROLEUM BEIJING·Filed 2022·Granted Oct 17, 2023·0 cites·19 claims
- 3453US10392552B2Water-based drilling fluid for protecting fractured reservoirs, and preparation method and use thereofUNIV CHINA PETROLEUM EAST CHINA·Filed 2017·Granted Aug 27, 2019·0 cites·20 claims
- 3551US10040984B1Water-based drilling fluid for protecting high-permeability reservoirs, and preparation method and use thereofUNIV CHINA PETROLEUM EAST CHINA·Filed 2017·Granted Aug 7, 2018·0 cites·15 claims
- 3650US11072738B2Environment-friendly high-temperature resistant water-based drilling fluid plugging anti-sloughing agent, preparation method thereof and the water-based drilling fluidUNIV CHINA PETROLEUM EAST CHINA·Filed 2020·Granted Jul 27, 2021·0 cites·16 claims
- 3750US11053424B2Temperature-resistant calcium-resistant water-based drilling fluid for oil and gas reservoir protection and use thereofCNPC ENG TECH RES & DEV CO LTD·Filed 2018·Granted Jul 6, 2021·0 cites·10 claims
- 3850US10858571B2High-temperature retarder suitable for oil and gas well cementation, preparation method thereof and cementing slurryUNIV CHINA PETROLEUM EAST CHINA·Filed 2020·Granted Dec 8, 2020·0 cites·6 claims
- 3939US2018118993A1Reservoir protecting agent composition for reservoir with cracks, drilling fluid containing the same and use thereofUNIV CHINA PETROLEUM EAST CHINA·Filed 2017·Application pending·0 cites
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