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Huaizhi ZHANG
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Yantai Shandong, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Fracturing apparatus and control method thereof, fracturing system
Patent number
12,180,819
Issue date
Dec 31, 2024
Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
Jifeng Zhong
E21 - EARTH DRILLING MINING
Information
Patent Grant
Fracturing apparatus and control method thereof, fracturing system
Patent number
11,746,636
Issue date
Sep 5, 2023
Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
Jifeng Zhong
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Fracturing apparatus and control method thereof, fracturing system
Patent number
11,680,474
Issue date
Jun 20, 2023
Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
Shuzhen Cui
E21 - EARTH DRILLING MINING
Information
Patent Grant
Fracturing equipment
Patent number
11,592,020
Issue date
Feb 28, 2023
Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
Sheng Chang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Fracturing equipment
Patent number
11,555,493
Issue date
Jan 17, 2023
Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
Sheng Chang
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
FRACTURING APPARATUS AND CONTROL METHOD THEREOF, FRACTURING SYSTEM
Publication number
20240035363
Publication date
Feb 1, 2024
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
Jifeng ZHONG
E21 - EARTH DRILLING MINING
Information
Patent Application
FRACTURING APPARATUS AND CONTROL METHOD THEREOF, FRACTURING SYSTEM
Publication number
20230279762
Publication date
Sep 7, 2023
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
Shuzhen CUI
E21 - EARTH DRILLING MINING
Information
Patent Application
FRACTURING EQUIPMENT
Publication number
20230124444
Publication date
Apr 20, 2023
YANTAI JEREH PERTOLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
Sheng CHANG
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
FRACTURING APPARATUS AND CONTROL METHOD THEREOF, FRACTURING SYSTEM
Publication number
20220381126
Publication date
Dec 1, 2022
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
Shuzhen CUI
E21 - EARTH DRILLING MINING
Information
Patent Application
FRACTURING APPARATUS AND CONTROL METHOD THEREOF, FRACTURING SYSTEM
Publication number
20220298906
Publication date
Sep 22, 2022
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
Jifeng ZHONG
E21 - EARTH DRILLING MINING
Information
Patent Application
FRACTURING EQUIPMENT
Publication number
20220186724
Publication date
Jun 16, 2022
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
Sheng CHANG
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...