Liyong Zhang

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Shandong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Diaphragm valve bonnet, straight through diaphragm valve, and fluid...
- Patent number 12,173,812
- Issue date Dec 24, 2024
- NINGJIN APC INDUSTRIES INCORPORATED COMPANY
- Shusheng Cui
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Main valve for drawing straightway deluge valve
- Patent number 11,998,779
- Issue date Jun 4, 2024
- Shandong Meihua Fire Technology Co., Ltd.
- Shusheng Cui
- A62 - LIFE-SAVING FIRE-FIGHTING

Patents Applicationslast 30 patents

Information Patent Application
DIAPHRAGM VALVE BONNET, STRAIGHT THROUGH DIAPHRAGM VALVE, AND FLUID...
- Publication number 20240218934
- Publication date Jul 4, 2024
- NINGJIN APC INDUSTRIES CO., LTD
- SHUSHENG CUI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
MAIN VALVE FOR DRAWING STRAIGHTWAY DELUGE VALVE
- Publication number 20220062677
- Publication date Mar 3, 2022
- NINGJIN APC INDUSTRIES CO., LTD
- Shusheng Cui
- A62 - LIFE-SAVING FIRE-FIGHTING