Dong Liu

Person

Yantai, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Fracturing system
- Patent number 12,312,930
- Issue date May 27, 2025
- Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
- Shuzhen Cui
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fracturing apparatus and control method thereof, fracturing system
- Patent number 12,215,581
- Issue date Feb 4, 2025
- Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
- Shuzhen Cui
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fracturing system
- Patent number 12,173,594
- Issue date Dec 24, 2024
- Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
- Shuzhen Cui
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Fracturing system
- Patent number 12,031,420
- Issue date Jul 9, 2024
- Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
- Shuzhen Cui
- E21 - EARTH DRILLING MINING
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
Power supply semi-trailer for electric drive fracturing equipment
- Patent number 11,492,887
- Issue date Nov 8, 2022
- Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
- Shuzhen Cui
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Power supply semi-trailer for electric drive fracturing equipment
- Patent number 11,459,865
- Issue date Oct 4, 2022
- Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
- Shuzhen Cui
- E21 - EARTH DRILLING MINING
Information Patent Grant
Power supply semi-trailer for electric drive fracturing equipment
- Patent number 11,035,214
- Issue date Jun 15, 2021
- Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
- Shuzhen Cui
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electric drive fracturing power supply semi-trailer
- Patent number 10,801,311
- Issue date Oct 13, 2020
- Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
- Shuzhen Cui
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Continuous oil pipe clamp mechanism
- Patent number 9,617,808
- Issue date Apr 11, 2017
- YANTAI JEREH OILFIELD SERVICES GROUP Co., Ltd.
- Dong Liu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Floating clamping device for injection head of continuous oil pipe
- Patent number 9,493,997
- Issue date Nov 15, 2016
- YANTAI JEREH OIL-FIELD SERVICES GROUP CO., LTD
- Dong Liu
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
FRACTURING SYSTEM
- Publication number 20240271516
- Publication date Aug 15, 2024
- 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 20230279762
- Publication date Sep 7, 2023
- YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
- Shuzhen CUI
- E21 - EARTH DRILLING MINING
Information Patent Application
FRACTURING SYSTEM
- Publication number 20220389804
- Publication date Dec 8, 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 20220381126
- Publication date Dec 1, 2022
- YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
- Shuzhen CUI
- E21 - EARTH DRILLING MINING
Information Patent Application
POWER SUPPLY SEMI-TRAILER FOR ELECTRIC DRIVE FRACTURING EQUIPMENT
- Publication number 20210246774
- Publication date Aug 12, 2021
- YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
- Shuzhen CUI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER SUPPLY SEMI-TRAILER FOR ELECTRIC DRIVE FRACTURING EQUIPMENT
- Publication number 20200392826
- Publication date Dec 17, 2020
- Yantai, Jereh Petroleum Equipment & Technologies Co., Ltd.
- Shuzhen Cui
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
CONTINUOUS OIL PIPE CLAMP MECHANISM
- Publication number 20150204148
- Publication date Jul 23, 2015
- YANTAI JEREH OILFIELD SERVICES GROUP Co., Ltd.
- Dong Liu
- E21 - EARTH DRILLING MINING
Information Patent Application
Floating Clamping Device for Injection Head of Continuous Oil Pipe
- Publication number 20140000868
- Publication date Jan 2, 2014
- YANTAI JEREH OIL-FIELD SERVICES GROUP CO., LTD
- Dong Liu
- E21 - EARTH DRILLING MINING

Person

Patents Grantslast 30 patents

Fracturing system

Fracturing apparatus and control method thereof, fracturing system

Fracturing system

Fracturing system

Fracturing apparatus and control method thereof, fracturing system

Power supply semi-trailer for electric drive fracturing equipment

Power supply semi-trailer for electric drive fracturing equipment

Power supply semi-trailer for electric drive fracturing equipment

Electric drive fracturing power supply semi-trailer

Continuous oil pipe clamp mechanism

Floating clamping device for injection head of continuous oil pipe

Patents Applicationslast 30 patents

FRACTURING SYSTEM

FRACTURING APPARATUS AND CONTROL METHOD THEREOF, FRACTURING SYSTEM

FRACTURING SYSTEM

FRACTURING APPARATUS AND CONTROL METHOD THEREOF, FRACTURING SYSTEM

POWER SUPPLY SEMI-TRAILER FOR ELECTRIC DRIVE FRACTURING EQUIPMENT

POWER SUPPLY SEMI-TRAILER FOR ELECTRIC DRIVE FRACTURING EQUIPMENT

CONTINUOUS OIL PIPE CLAMP MECHANISM

Floating Clamping Device for Injection Head of Continuous Oil Pipe