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last 30 patents
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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...
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
APPARATUS AND METHOD FOR DETERMINING THE STATIC PROPPANT-SETTLING-V...
Publication number
20240085300
Publication date
Mar 14, 2024
CNPC USA CORPORATION
Jiangshui Huang
G06 - COMPUTING CALCULATING COUNTING
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
20230058884
Publication date
Feb 23, 2023
CNPC USA CORPORATION
Fuchen LIU
E21 - EARTH DRILLING MINING