Xiumei LIU

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Xuzhou, Jiangsu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Vehicle-mounted large-flow fire-fighting foam fluid mixing system
- Patent number 11,865,389
- Issue date Jan 9, 2024
- China University of Mining and Technology
- Ziyi Jiang
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Gas-powder separation three-phase jet flow fire monitor system
- Patent number 10,814,260
- Issue date Oct 27, 2020
- China University of Mining and Technology
- Beibei Li
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Double-spring and high-precision hysteretic pressure control valve
- Patent number 10,663,982
- Issue date May 26, 2020
- China University of Mining and Technology
- Xiumei Liu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Self-heat-dissipation pressure-reducing valve
- Patent number 10,139,011
- Issue date Nov 27, 2018
- CHINA UNIVERSITY OF MINING AND TECHNOLOGY
- Xiumei Liu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
VEHICLE-MOUNTED LARGE-FLOW FIRE-FIGHTING FOAM FLUID MIXING SYSTEM
- Publication number 20210346740
- Publication date Nov 11, 2021
- China University of Mining and Technology
- Ziyi JIANG
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
DOUBLE-SPRING AND HIGH-PRECISION HYSTERETIC PRESSURE CONTROL VALVE
- Publication number 20200133311
- Publication date Apr 30, 2020
- CHINA UNIVERSITY OF MINING AND TECHNOLOGY
- Xiumei LIU
- G05 - CONTROLLING REGULATING
Information Patent Application
GAS-POWDER SEPARATION THREE-PHASE JET FLOW FIRE MONITOR SYSTEM
- Publication number 20190344107
- Publication date Nov 14, 2019
- CHINA UNIVERSITY OF MINING AND TECHNOLOGY
- Beibei LI
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
SELF-HEAT-DISSIPATION PRESSURE-REDUCING VALVE
- Publication number 20180238472
- Publication date Aug 23, 2018
- CHINA UNIVERSITY OF MINING AND TECHNOLOGY
- Xiumei LIU
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...