Minghui Qi

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Chengdu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Classified landfill device and method for garbage landfills
- Patent number 12,023,681
- Issue date Jul 2, 2024
- SICHUAN KEYUAN TESTING CENTER OF ENGINEERING TECHNOLOGY CO., LTD
- Guangli Xiao
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Standard sample for measuring rock porosity by helium method
- Patent number 11,692,923
- Issue date Jul 4, 2023
- Hongyu Du
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
CLASSIFIED LANDFILL DEVICE AND METHOD FOR GARBAGE LANDFILLS
- Publication number 20240091786
- Publication date Mar 21, 2024
- SICHUAN KEYUAN TESTING CENTER OF ENGINEERING TECHNOLOGY CO., LTD
- Guangli XIAO
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Application
STANDARD SAMPLE FOR MEASURING ROCK POROSITY BY HELIUM METHOD
- Publication number 20230051513
- Publication date Feb 16, 2023
- Keyuan Engineering Technology Testing Center of Sichuan Province
- Hongyu DU
- G01 - MEASURING TESTING
Information Patent Application
Simulation analysis method for injection volume of alternate displa...
- Publication number 20220003079
- Publication date Jan 6, 2022
- Keyuan Engineering Technology Testing Center of Sichuan Province
- Qian Cao
- G06 - COMPUTING CALCULATING COUNTING