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Houston, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method of hydraulic fracturing utilizing a hydraulic fracturing flu...
Patent number
11,999,906
Issue date
Jun 4, 2024
CNPC USA Corporation
Lijun Lin
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method of hydraulic fracturing utilizing a hydraulic fracturing flu...
Patent number
11,578,261
Issue date
Feb 14, 2023
CNPC USA Corporation
Lijun Lin
E21 - EARTH DRILLING MINING
Information
Patent Grant
Environmentally friendly hydrofracturing friction reducer for harsh...
Patent number
11,268,015
Issue date
Mar 8, 2022
CNPC USA Corporation
Litao Bai
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Flowback resistant proppants
Patent number
11,021,649
Issue date
Jun 1, 2021
FAIRMOUNT SANTROL INC.
Litao Bai
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Environmentally friendly hydrofracturing friction reducer for harsh...
Patent number
10,982,130
Issue date
Apr 20, 2021
CNPC USA Corporation
Litao Bai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Compositions of hydraulic fracturing fluid and method thereof
Patent number
10,752,829
Issue date
Aug 25, 2020
CNPC USA Corporation
Lijun Lin
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF HYDRAULIC FRACTURING UTILIZING A HYDRAULIC FRACTURING FLU...
Publication number
20240150641
Publication date
May 9, 2024
CNPC USA CORPORATION
Lijun Lin
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD OF HYDRAULIC FRACTURING UTILIZING A HYDRAULIC FRACTURING FLU...
Publication number
20230193119
Publication date
Jun 22, 2023
CNPC USA CORPORATION
Lijun Lin
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ENVIRONMENTALLY FRIENDLY HYDROFRACTURING FRICTION REDUCER FOR HARSH...
Publication number
20210147745
Publication date
May 20, 2021
CNPC USA CORPORATION
Litao BAI
E21 - EARTH DRILLING MINING
Information
Patent Application
COMPOSITIONS OF HYDRAULIC FRACTURING FLUID AND METHOD THEREOF
Publication number
20200369952
Publication date
Nov 26, 2020
CNPC USA CORPORATION
Lijun Lin
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ENVIRONMENTALLY FRIENDLY HYDROFRACTURING FRICTION REDUCER FOR HARSH...
Publication number
20200248064
Publication date
Aug 6, 2020
CNPC USA CORPORATION
Litao BAI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
COMPOSITIONS OF HYDRAULIC FRACTURING FLUID AND METHOD THEREOF
Publication number
20200131433
Publication date
Apr 30, 2020
CNPC USA CORPORATION
Lijun Lin
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
FLOWBACK RESISTANT PROPPANTS
Publication number
20180265772
Publication date
Sep 20, 2018
Fairmount Santrol Inc.
Litao Bai
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...