Guo LIU

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NANJING, CN

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Patents Grantslast 30 patents

Information Patent Grant
Valve body
- Patent number 11,946,556
- Issue date Apr 2, 2024
- NANJING HANSHU ENVIRONMENTAL PROTECTION EQUIPMENT CO., LTD
- Guo Liu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Drainage device and system for controlling discharging of concentra...
- Patent number 11,247,174
- Issue date Feb 15, 2022
- Guo Liu
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
FILTER ELEMENT BUTT JOINT MECHANISM
- Publication number 20240149195
- Publication date May 9, 2024
- Nanjing Hanshu Environmental Protection Equipment Co., Ltd.
- Guo LIU
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
CONCENTRATED WATER REGULATING VALVE
- Publication number 20230258270
- Publication date Aug 17, 2023
- Nanjing Hanshu Environmental Protection Equipment Co., Ltd.
- Guo LIU
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
WATER TANK ASSEMBLY FOR PURIFYING WATER AND WATER PURIFICATION SYSTEM
- Publication number 20220119276
- Publication date Apr 21, 2022
- SUQIAN HANSHU ENVIRONMENTAL PROTECTION EQUIPMENT CO., LTD
- Guo LIU
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
VALVE BODY
- Publication number 20220010887
- Publication date Jan 13, 2022
- SUQIAN HANSHU ENVIRONMENTAL PROTECTION EQUIPMENT CO., LTD
- Guo LIU
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
DRAINAGE DEVICE AND SYSTEM FOR CONTROLLING DISCHARGING OF CONCENTRA...
- Publication number 20210260529
- Publication date Aug 26, 2021
- SUQIAN HANSHU ENVIRONMENTAL PROTECTION EQUIPMENT CO., LTD
- Guo LIU
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE