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Patents Grants
last 30 patents
Information
Patent Grant
Compact L-shaped cylinder-cone combined tubular three-stage axial f...
Patent number
11,931,672
Issue date
Mar 19, 2024
QINGDAO UNIVERSITY OF TECHNOLOGY
Xinfu Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Three-stage tubular T-shaped degassing device with microbubble axia...
Patent number
11,931,671
Issue date
Mar 19, 2024
QINGDAO UNIVERSITY OF TECHNOLOGY
Xinfu Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Separation device with two-stage gas-liquid mixture and conical spi...
Patent number
11,872,505
Issue date
Jan 16, 2024
CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
Chunhua Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Three-stage degassing and dewatering device
Patent number
11,603,747
Issue date
Mar 14, 2023
QINGDAO UNIVERSITY OF TECHNOLOGY
Xinfu Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
SEPARATION DEVICE WITH TWO-STAGE GAS-LIQUID MIXTURE AND CONICAL SPI...
Publication number
20230082058
Publication date
Mar 16, 2023
China University of Petroleum (East China)
Chunhua Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
THREE-STAGE TUBULAR T-SHAPED DEGASSING DEVICE WITH MICROBUBBLE AXIA...
Publication number
20220219100
Publication date
Jul 14, 2022
QINGDAO UNIVERSITY OF TECHNOLOGY
Xinfu LIU
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
COMPACT L-SHAPED CYLINDER-CONE COMBINED TUBULAR THREE-STAGE AXIAL F...
Publication number
20220134257
Publication date
May 5, 2022
QINGDAO UNIVERSITY OF TECHNOLOGY
XINFU LIU
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
THREE-STAGE DEGASSING AND DEWATERING DEVICE WITH TUBE NETWORK AND R...
Publication number
20220127946
Publication date
Apr 28, 2022
QINGDAO UNIVERSITY OF TECHNOLOGY
Xinfu LIU
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL