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QINGHAI ELECTRIC POWER RES AND EXPERIMENT INST

Overview
  • Total Patents
    15
About

QINGHAI ELECTRIC POWER RES AND EXPERIMENT INST has a total of 15 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are Jiangsu tengda environment engineering co ltd, ROSSIJSKAJA FEDERATSIJA OT IM KOTOROJ VYSTUPAET MIN OBRAZOVANIJA I NAUKI RF and ORIENT CORP.

Patent filings in countries

World map showing QINGHAI ELECTRIC POWER RES AND EXPERIMENT INSTs patent filings in countries
# Country Total Patents
#1 China 15

Patent filings per year

Chart showing QINGHAI ELECTRIC POWER RES AND EXPERIMENT INSTs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Li Yuhai 9
#2 Lu Ziqiang 6
#3 Zhou Shanghu 5
#4 Zhang Haining 5
#5 Zhang Jie 3
#6 Liang Ying 3
#7 Liu Ke 3
#8 Yang Xiaoku 3
#9 Xie Yanli 3
#10 Yang Libin 3

Latest patents

Publication Filing date Title
CN103332765A Fixed bed regenerating method for boiler feedwater system in power station
CN102944137A Pipeline device for chemically cleaning boiler
CN102967685A Method for judging titration end point in acidity test of sulfur hexafluoride (SF6) gas
CN102910705A Operation method of cation exchanger used for power station boiler feed water treatment system
CN102910689A Chemicals feeding method used for preventing water supply system from being corroded
CN103020728A Method for predicating short-term substation power quality in electrical power system
CN102982406A Electricity quality monitoring and managing method based on genetic projection pursuit evaluation
CN102928696A Test method applicable to low voltage ride through test of photovoltaic power station
CN102854444A Local discharge testing method for +/- 400kV converter transformer
CN102866331A In-situ local discharging test interference resistance method for converter transformer in high altitude areas
CN103115970A Joint test method for analyzing SF6 gas and testing gas content in insulating oil
CN102147399A Regeneration treatment method for invalidated capillary chromatographic column
CN102193040A Method for performing insulation preventive test on zinc oxide lightning arrester without dismantling lead wire
CN102013701A Method for calculating photovoltaic power generation accepting capability of power grid of high-altitude region
CN101979973A Radiating capacity testing and accounting method for over 110kV transformer at high altitude