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Patents Grants
last 30 patents
Information
Patent Grant
Ventilating and blanking device for coal storage Eurosilo
Patent number
11,958,681
Issue date
Apr 16, 2024
HUANENG POWER INTERNATIONAL, INC.
Zhong Ni
E04 - BUILDING
Information
Patent Grant
Support device used in weighing coal of raw coal bunker in thermal...
Patent number
11,629,992
Issue date
Apr 18, 2023
HUANENG POWER INTERNATIONAL, INC.
Zhong Ni
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
SUPPORT DEVICE USED IN WEIGHING COAL OF RAW COAL BUNKER IN THERMAL...
Publication number
20220316940
Publication date
Oct 6, 2022
HUANENG POWER INTERNATIONAL, INC. SHANGHAI SHIDONGKOU FIRST POWER PLANT
Zhong Ni
G01 - MEASURING TESTING
Information
Patent Application
VENTILATING AND BLANKING DEVICE FOR COAL STORAGE EUROSILO
Publication number
20220306377
Publication date
Sep 29, 2022
HUANENG POWER INTERNATIONAL, INC. SHANGHAI SHIDONGKOU FIRST POWER PLANT
Zhong Ni
E04 - BUILDING
Information
Patent Application
PROTECTION DEVICE FOR BELT CONVEYOR
Publication number
20220185592
Publication date
Jun 16, 2022
HUANENG POWER INTERNATIONAL, INC. SHANGHAI SHIDONGKOU FIRST POWER PLANT
Zhong Ni
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL