HUANENG POWER INTERNATIONAL, INC.

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Organization

Beijing, CN

Ticker Symbols

NYSE:HNP

ELECTRIC SERVICES
Business Address
NO 40 XUEYUAN NANLU HAIDIAN DISTRICT BEIJING 100088 PRC C F5 8612254466
State Location
F5
State of Incorporation

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Patents Grantslast 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
Information Patent Grant
High-efficiency gradient hierarchy complex desulfurizing tower
- Patent number 10,143,957
- Issue date Dec 4, 2018
- HUANENG POWER INTERNATIONAL, INC.
- Weidong Li
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
HIGH-EFFICIENCY GRADIENT HIERARCHY COMPLEX DESULFURIZING TOWER
- Publication number 20180140991
- Publication date May 24, 2018
- HUANENG POWER INTERNATIONAL, INC.
- Weidong LI
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Trademarklast 30 trademarks