Leizhen WANG

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Chengdu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Combined crushing super-variable-diameter drill bit for natural gas...
- Patent number 11,199,050
- Issue date Dec 14, 2021
- Southern Marine Science and Engineering Guangdong Laboratory (Zhanjiang)
- Guorong Wang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Automatic jet breaking tool for solid fluidization exploitation of...
- Patent number 11,193,333
- Issue date Dec 7, 2021
- SOUTHWEST PETROLEUM UNIVERSITY
- Yang Tang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Device and method for solid-state fluidized mining of natural gas h...
- Patent number 10,822,927
- Issue date Nov 3, 2020
- SOUTHWEST PETROLEUM UNIVERSITY
- Yang Tang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Device and method for solid-state fluidization mining of seabed sha...
- Patent number 10,655,436
- Issue date May 19, 2020
- SOUTHWEST PETROLEUM UNIVERSITY
- Qingyou Liu
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
COMBINED CRUSHING SUPER-VARIABLE-DIAMETER DRILL BIT FOR NATURAL GAS...
- Publication number 20210140244
- Publication date May 13, 2021
- Southern Marine Science and Engineering Guangdong Laboratory (Zhanjiang)
- Guorong WANG
- E21 - EARTH DRILLING MINING
Information Patent Application
AUTOMATIC JET BREAKING TOOL FOR SOLID FLUIDIZATION EXPLOITATION OF...
- Publication number 20210140243
- Publication date May 13, 2021
- SOUTHWEST PETROLEUM UNIVERSITY
- Yang TANG
- E21 - EARTH DRILLING MINING
Information Patent Application
DEVICE AND METHOD FOR SOLID-STATE FLUIDIZATION MINING OF SEABED SHA...
- Publication number 20200072028
- Publication date Mar 5, 2020
- SOUTHWEST PETROLEUM UNIVERSITY
- Qingyou LIU
- E21 - EARTH DRILLING MINING
Information Patent Application
DEVICE AND METHOD FOR SOLID-STATE FLUIDIZED MINING OF NATURAL GAS H...
- Publication number 20200040710
- Publication date Feb 6, 2020
- SOUTHWEST PETROLEUM UNIVERSITY
- Yang TANG
- E21 - EARTH DRILLING MINING