Inventor · disambiguated record
Xianwen Li
Also filed as: LI XIANWEN
7 granted patents·2 pending applications·3 citations·filing 2018–2019
71Inventor score
Files withPETROCHINA CO LTD6HUNAN SCIENTOP AUTOMATIC EQUIPMENT SHARES CO LTD1SHAANXI UNIV OF SCIENCE & TECHNOLOGY1UNIV XIAN SHIYOU1
Top patents by PatentIndex Score
9 records- 0181US11313192B2Method for lowering oil pipe in gas well without well-killing, soluble bridge plug and material preparation method thereofPETROCHINA CO LTD·Filed 2018·Granted Apr 26, 2022·2 cites·10 claims
- 0255US10661675B2Internet-based intelligent mobile charging system and methodHUNAN SCIENTOP AUTOMATIC EQUIPMENT SHARES CO LTD·Filed 2018·Granted May 26, 2020·1 cites·6 claims
- 0353US10975294B2Injection stimulation agent for water injection well and the preparation method and application thereofPETROCHINA CO LTD·Filed 2018·Granted Apr 13, 2021·0 cites·7 claims
- 0449US10961442B2On-line diverting acid for continuous injection into water injection wells and a preparation method thereofPETROCHINA CO LTD·Filed 2019·Granted Mar 30, 2021·0 cites·10 claims
- 0548US10876043B2Chelating agent for reservoir acidification and stimulating injection and its preparation method and applicationPETROCHINA CO LTD·Filed 2019·Granted Dec 29, 2020·0 cites·11 claims
- 0643US2019276731A1Diverting Agent For Diversion Acidizing In Water Injection Wells And A Preparation Method ThereofPETROCHINA CO LTD·Filed 2019·Application pending·0 cites
- 0742US10781165B2pH-responsive amphoteric surfactant n-lauryl-(α-alkyl)-β-aminopropionic acid and preparation method and uses thereofSHAANXI UNIV OF SCIENCE & TECHNOLOGY·Filed 2019·Granted Sep 22, 2020·0 cites·4 claims
- 0839US10920127B2Method for in-depth profile control and displacement of low-permeability oil reservoirsPETROCHINA CO LTD·Filed 2019·Granted Feb 16, 2021·0 cites·11 claims
- 0931US2019242231A1Method for stimulating oil and gas reservoir volume by forming branch fractures in main fractureUNIV XIAN SHIYOU·Filed 2018·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →