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Sugar Land, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method for making nano- and micro-particles for use as a proppant a...
Patent number
12,241,022
Issue date
Mar 4, 2025
CNPC USA Corporation
Lijun Lin
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Degradable friction reducer for hydraulic fracturing treatments
Patent number
12,098,326
Issue date
Sep 24, 2024
CNPC USA Corporation
Fuchen Liu
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Degradable friction reducer for hydraulic fracturing treatments
Patent number
12,098,327
Issue date
Sep 24, 2024
CNPC USA Corporation
Fuchen Liu
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Degradable friction reducer for hydraulic fracturing treatments
Patent number
11,999,905
Issue date
Jun 4, 2024
CNPC USA Corporation
Fuchen Liu
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method for making nano- and micro-particles for use as a proppant a...
Patent number
11,459,502
Issue date
Oct 4, 2022
CNPC USA Corporation
Lijun Lin
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method for a fracturing fluid system at high temperatures
Patent number
10,815,419
Issue date
Oct 27, 2020
CNPC USA Corporation
Lulu Song
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method for a fracturing fluid system at high temperatures
Patent number
10,450,501
Issue date
Oct 22, 2019
CNPC USA Corporation
Lulu Song
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for a fracturing fluid system at high temperatures
Patent number
10,066,151
Issue date
Sep 4, 2018
CNPC USA Corporation
Lulu Song
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method for a fracturing fluid system at high temperatures
Patent number
9,963,630
Issue date
May 8, 2018
CNPC USA Corporation
Lulu Song
E21 - EARTH DRILLING MINING
Information
Patent Grant
Temperature sensitive viscoelastic well-treatment fluids
Patent number
9,228,123
Issue date
Jan 5, 2016
Ecolab USA Inc.
Jingshe Song
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
Information
Patent Application
DEGRADABLE FRICTION REDUCER FOR HYDRAULIC FRACTURING TREATMENTS
Publication number
20240409805
Publication date
Dec 12, 2024
CNPC USA CORPORATION
Fuchen Liu
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Low Concentration Synthetic Polymer Fracturing Fluid with Ascorbic...
Publication number
20240368460
Publication date
Nov 7, 2024
CNPC USA CORPORATION
Lulu Song
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD FOR MAKING NANO- AND MICRO-PARTICLES FOR USE AS A PROPPANT A...
Publication number
20240150642
Publication date
May 9, 2024
CNPC USA CORPORATION
Lijun Lin
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
DEGRADABLE FRICTION REDUCER FOR HYDRAULIC FRACTURING TREATMENTS
Publication number
20240043740
Publication date
Feb 8, 2024
CNPC USA CORPORATION
Fuchen Liu
E21 - EARTH DRILLING MINING
Information
Patent Application
DEGRADABLE FRICTION REDUCER FOR HYDRAULIC FRACTURING TREATMENTS
Publication number
20240043741
Publication date
Feb 8, 2024
CNPC USA CORPORATION
Fuchen Liu
E21 - EARTH DRILLING MINING
Information
Patent Application
DEGRADABLE FRICTION REDUCER FOR HYDRAULIC FRACTURING TREATMENTS
Publication number
20230058884
Publication date
Feb 23, 2023
CNPC USA CORPORATION
Fuchen LIU
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD FOR MAKING NANO- AND MICRO-PARTICLES FOR USE AS A PROPPANT A...
Publication number
20230029914
Publication date
Feb 2, 2023
CNPC USA CORPORATION
Lijun Lin
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Composition and Method for Breaking Synthetic-Polymer-Type Stimulat...
Publication number
20220098472
Publication date
Mar 31, 2022
CNPC USA CORPORATION
Lulu Song
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD FOR MAKING NANO- AND MICRO-PARTICLES FOR USE AS A PROPPANT A...
Publication number
20200216750
Publication date
Jul 9, 2020
CNPC USA CORPORATION
Lijun Lin
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD FOR A FRACTURING FLUID SYSTEM AT HIGH TEMPERATURES
Publication number
20200048538
Publication date
Feb 13, 2020
CNPC USA CORPORATION
Lulu Song
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD FOR A FRACTURING FLUID SYSTEM AT HIGH TEMPERATURES
Publication number
20190256765
Publication date
Aug 22, 2019
CNPC USA CORPORATION
Lulu Song
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD FOR A FRACTURING FLUID SYSTEM AT HIGH TEMPERATURES
Publication number
20180223174
Publication date
Aug 9, 2018
CNPC USA CORPORATION
Lulu Song
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD FOR A FRACTURING FLUID SYSTEM AT HIGH TEMPERATURES
Publication number
20170137699
Publication date
May 18, 2017
CNPC USA Corp.
Lulu SONG
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
TEMPERATURE SENSITIVE VISCOELASTIC WELL-TREATMENT FLUIDS
Publication number
20140262293
Publication date
Sep 18, 2014
Jingshe Song
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...