Xu; Liang Xin

Patent Applications and Registrations

Patent applications and USPTO patent grants for Xu; Liang Xin.The latest application filed is for "enhancement of friction reducer performance in hydraulic fracturing".

Company Profile

4.4.5

Xu; Liang Xin - The Woodlands TX

*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
Multifunctional friction reducers Grant 11,198,811 - Xu , et al. December 14, 2	2021-12-14
Enhancement Of Friction Reducer Performance In Hydraulic Fracturing App 20210371729 - Li; Chunli ; et al.	2021-12-02
Self Propping Surfactant For Well Stimulation App 20210355373 - Xu; Liang Xin ; et al.	2021-11-18
Self propping surfactant for well stimulation Grant 11,124,699 - Xu , et al. September 21, 2	2021-09-21
Methods and treatment fluids for microfracture creation and microproppant delivery in subterranean formations Grant 11,041,114 - Xu , et al. June 22, 2	2021-06-22
Multifunctional Friction Reducers App 20210155846 - Xu; Liang Xin ; et al.	2021-05-27
Tracking production of oil, gas, and water from subterranean formation by adding soluble tracers coated onto solid particulate Grant 10,961,445 - Ogle , et al. March 30, 2	2021-03-30
Self Propping Surfactant For Well Stimulation App 20200190399 - Xu; Liang Xin ; et al.	2020-06-18
Methods And Treatment Fluids For Microfracture Creation And Microproppant Delivery In Subterranean Formations App 20200024508 - Xu; Liang Xin ; et al.	2020-01-23

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