Luo; Pingya

Patent Applications and Registrations

Patent applications and USPTO patent grants for Luo; Pingya.The latest application filed is for "oil-based drilling fluid composition, oil-based drilling fluid and preparation method and use thereof".

Company Profile

12.19.8

Luo; Pingya - Chengdu CN
LUO; Pingya - Chengdu City CN
Luo; Pingya - Sichuan CN
LUO; Pingya - Nanchong Sichuan

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Pressure-bearing plugging agent and preparation method and use thereof Grant 11,453,814 - Bai , et al. September 27, 2	2022-09-27
Oil-based Drilling Fluid Composition, Oil-based Drilling Fluid And Preparation Method And Use Thereof App 20220290032 - BAI; Yang ; et al.	2022-09-15
Modified polyvinyl acetate and preparation method and use thereof and oil-based drilling fluid Grant 11,441,062 - Bai , et al. September 13, 2	2022-09-13
Pressure-bearing Plugging Agent And Preparation Method And Use Thereof App 20220267662 - BAI; Yang ; et al.	2022-08-25
Pressure-bearing plugging composition, pressure-bearing plugging slurry and preparation method and use thereof Grant 11,396,621 - Bai , et al. July 26, 2	2022-07-26
Fiber silica composite microsphere for shale stratum, drilling fluid and preparation method and use thereof Grant 11,345,841 - Bai , et al. May 31, 2	2022-05-31
Drilling fluid for enhancing stratum pressure bearing capacity and preparation method and method of using thereof Grant 11,225,594 - Bai , et al. January 18, 2	2022-01-18
Nanometer plugging water-based drilling fluid and preparation method and use thereof Grant 11,162,010 - Bai , et al. November 2, 2	2021-11-02
Nanometer Plugging Water-based Drilling Fluid And Preparation Method And Use Thereof App 20210163807 - Bai; Yang ; et al.	2021-06-03
Method and system for obtaining micro-nano level fracture model and evaluating plugging performance of drilling fluid Grant 10,989,576 - Bai , et al. April 27, 2	2021-04-27
Experimental device and experimental method for testing the lubricity in horizontal well drilling with a cuttings bed taken into consideration Grant 10,928,300 - Su , et al. February 23, 2	2021-02-23
Multi-functional weighting agent for drilling fluid and preparation method thereof, and water-based drilling fluid and use thereof Grant 10,865,337 - Bai , et al. December 15, 2	2020-12-15
Multi-Functional Weighting Agent for Drilling Fluid and Preparation Method Thereof, and Water-Based Drilling Fluid and Use Thereof App 20200369936 - BAI; Yang ; et al.	2020-11-26
Modified nano-silica plugging agent, water-based drilling fluid, and preparation method and use thereof Grant 10,829,681 - Bai , et al. November 10, 2	2020-11-10
Micro-nanometer plugging anti-collapse drilling fluid and preparation method and use thereof Grant 10,829,679 - Bai , et al. November 10, 2	2020-11-10
Experimental Device And Experimental Method For Testing The Lubricity In Horizontal Well Drilling With A Cuttings Bed Taken Into App 20200217780 - SU; Junlin ; et al.	2020-07-09
Expandable plugging agent and preparation method thereof, micro-capsule plugging agent, water-based drilling fluid, and use thereof Grant 10,487,255 - Bai , et al. Nov	2019-11-26
Strong plugging drilling fluid suitable for shale gas wells and preparation method thereof Grant 10,407,608 - Bai , et al. Sept	2019-09-10
Strong Plugging Drilling Fluid Suitable For Shale Gas Wells And Preparation Method Thereof App 20190241791 - BAI; Yang ; et al.	2019-08-08
Micro-nano composite plugging agent for drilling fluid and preparation method thereof, and drilling fluid and use thereof Grant 10,336,932 - Bai , et al.	2019-07-02
Drilling fluid for inhibiting surface hydration of clay and preparation method thereof Grant 10,233,375 - Luo , et al.	2019-03-19
Gel plugging slurry for well drilling and preparation method thereof, and slug plugging method Grant 10,233,377 - Bai , et al.	2019-03-19
Plugging agent for improving formation bearing capacity and preparation method thereof Grant 10,017,679 - Luo , et al. July 10, 2	2018-07-10
High-temperature cross-linking deep-well drilling fluid and preparation method thereof Grant 10,005,946 - Bai , et al. June 26, 2	2018-06-26
Deep-well polysulfonate drilling fluid and preparation method thereof Grant 9,926,482 - Bai , et al. March 27, 2	2018-03-27
Multi-functional Hybrid Fracturing Fluid System App 20170369767 - GUO; Yongjun ; et al.	2017-12-28
Gel, Leaking Stoppage Method Using The Same And Well Kill Leaking Stoppage Method Using The Same App 20160069153 - Luo; Pingya ; et al.	2016-03-10

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