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HENAN ZHONGHONG GROUP COAL CO LTD

Overview
  • Total Patents
    20
  • GoodIP Patent Rank
    82,609
  • Filing trend
    ⇩ 92.0%
About

HENAN ZHONGHONG GROUP COAL CO LTD has a total of 20 patent applications. It decreased the IP activity by 92.0%. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, packaging and shipping and basic materials chemistry are BECK JOHN, S & T KOREA CO LTD and HARBIN THERMOELECTRICITY CO LTD.

Patent filings in countries

World map showing HENAN ZHONGHONG GROUP COAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 20

Patent filings per year

Chart showing HENAN ZHONGHONG GROUP COAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Niu Xin 19
#2 Li Hongchao 17
#3 Yu Yuanhang 14
#4 Peng Yawei 14
#5 Ai Humin 13
#6 Bi Yamei 13
#7 Hao Yingxuan 11
#8 Lu Shuai 11
#9 Lu Xiangjun 7
#10 Li Zhigang 5

Latest patents

Publication Filing date Title
CN112062382A Device for blowing residual ammonia water by steaming coke oven gas and use method thereof
CN110793994A Method for testing performance of coke oven air compression sealing repair material
CN109639213A A kind of blower variable frequency device fault secure circuit, method and its Distributed Control System
CN107525271A A kind of microwave heat exchanger
CN107352679A A kind of doctor solution salt extraction technique and its device
CN107352735A A kind of method of coking wastewater deep treatment
CN107328261A A kind of Desultwater Station raw water heater
CN107298315A A kind of anti-disorder cable monitoring device of stacker-reclaimer
CN107265103A A kind of coke blanking device
CN107556171A A kind of polymethoxy dimethyl ether process units
CN107323944A A kind of coke production device
CN107252618A Ammonia recycling device in a kind of waste gas
CN107269498A A kind of compressor oil cooler cooling device
CN107267224A A kind of de-oiling takes off the reverse gas cleaning plant of naphthalene tower
CN107065802A A kind of automatic management scheduling system of the energy
CN107022359A A kind of coke oven combustion chamber temperature control control nitre method and system
CN105883851A Novel gasification and pyrolysis coupling gas poly-generation process
CN105692043A Device and method for protecting tubular belt conveyor against tube expanding and reverse packaging
CN104359005A Automatic recycling device for discharged gas
CN104214990A Raw coke oven gas sensible heat recovery cold water preparing system and raw coke oven gas sensible heat recovery cold water preparing method