Haishui Han

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Gas flow control valve and mounting method for gas flow control valve
- Patent number 12,098,783
- Issue date Sep 24, 2024
- PetroChina Company Limited
- Xinglong Chen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Phase power device and fluid experiment system
- Patent number 12,038,344
- Issue date Jul 16, 2024
- PetroChina Company Limited
- Xinglong Chen
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Ultrasonic microbubble generation method, apparatus and system
- Patent number 11,344,824
- Issue date May 31, 2022
- PetroChina Company Limited
- Xinglong Chen
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Microbubble generation device and equipment
- Patent number 11,179,683
- Issue date Nov 23, 2021
- PetroChina Company Limited
- Xinglong Chen
- E21 - EARTH DRILLING MINING
Information Patent Grant
System and method of performing oil displacement by water-gas dispe...
- Patent number 11,098,569
- Issue date Aug 24, 2021
- PetroChina Company Limited
- Xinglong Chen
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
POROUS CYLINDER, GAS FLOW CONTROL VALVE, AND MOUNTING METHOD FOR GA...
- Publication number 20230258282
- Publication date Aug 17, 2023
- Petrochina Company Limited
- Xinglong CHEN
- E21 - EARTH DRILLING MINING
Information Patent Application
PHASE POWER DEVICE AND FLUID EXPERIMENT SYSTEM
- Publication number 20230204395
- Publication date Jun 29, 2023
- Petrochina Company Limited
- Xinglong CHEN
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
MICROBUBBLE GENERATION DEVICE AND EQUIPMENT
- Publication number 20200122098
- Publication date Apr 23, 2020
- Xinglong Chen
- E21 - EARTH DRILLING MINING
Information Patent Application
ULTRASONIC MICROBUBBLE GENERATION METHOD, APPARATUS AND SYSTEM
- Publication number 20200070067
- Publication date Mar 5, 2020
- Xinglong Chen
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SYSTEM AND METHOD OF PERFORMING OIL DISPLACEMENT BY WATER-GAS DISPE...
- Publication number 20200072031
- Publication date Mar 5, 2020
- Petrochina Company Limited
- Xinglong Chen
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL