Geng; Xiangfei

Patent Applications and Registrations

Patent applications and USPTO patent grants for Geng; Xiangfei.The latest application filed is for "permeability-enhancing flooding system for tight oil reservoirs, and preparation and use thereof".

Company Profile

9.6.10

Geng; Xiangfei - Beijing City CN
Geng; Xiangfei - Beijing CN

*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
Permeability-enhancing flooding system for tight oil reservoirs, and preparation and use thereof App 20220145164 - Ding; Bin ; et al.	2022-05-12
Core-shell structured anionic nano microemulsion system, and preparation and application thereof Grant 11,174,424 - Ding , et al. November 16, 2	2021-11-16
Core-shell structured non-ionic nanoemulsion system and preparation and use thereof Grant 11,097,239 - Ding , et al. August 24, 2	2021-08-24
Single-side modified .beta.-Anderson-type heteropolymolybdate organic derivatives Grant 10,759,819 - Lou , et al. Sep	2020-09-01
Amphiphilic molecular sieve containing hydrophilic group on the outside and lipophilic group on the inside and production method threof Grant 10,759,667 - Luo , et al. Sep	2020-09-01
Core-shell Structured Non-ionic Nanoemulsion System And Preparation And Use Thereof App 20200206706 - DING; Bin ; et al.	2020-07-02
N,n,n',n'-tetradodecyl-substituted Diphenyl Ether Sulfonate Anionic Gemini Surfactant And Synthesis Method Thereof App 20200208045 - GENG; Xiangfei ; et al.	2020-07-02
Nonionic Gemini surfactant of (Octylphenol polyoxyethylene ether disubstituted) dicarboxylic acid diphenyl ether and its synthes App 20200208044 - GENG; Xiangfei ; et al.	2020-07-02
Core-shell structured anionic nano microemulsion system, and preparation and application thereof App 20200208040 - DING; Bin ; et al.	2020-07-02
Nano-silica dispersion having amphiphilic properties and a double-particle structure and its production method Grant 10,682,619 - Luo , et al.	2020-06-16
Amphiphilic molecular sieve containing lipophilic group on the outside and hydrophilic group on the inside and production method thereof Grant 10,647,586 - Peng , et al.	2020-05-12
Single-Side Modified Beta-Anderson-Type Heteropolymolybdate Organic Derivatives App 20190352320 - Luo; Jianhui ; et al.	2019-11-21
Amphiphilic Molecular Sieve Containing Lipophilic Group on the Outside and Hydrophilic Group on the Inside and Production Method App 20190202704 - Peng; Baoliang ; et al.	2019-07-04
Amphiphilic Molecular Sieve Containing Hydrophilic Group on the Outside and Lipophilic Group on the Inside and Production Method App 20190202705 - Luo; Jianhui ; et al.	2019-07-04
Nano-Silica Dispersion Having Amphiphilic Properties And A Double-Particle Structure And Its Production Method App 20190046939 - Luo; Jianhui ; et al.	2019-02-14
Hydrophobically modified nanocellulose crystal and a method for hydrophobic grafting modification of nanocellulose crystals App 20180127517 - LUO; Jianhui ; et al.	2018-05-10

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