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CHN ENERGY GROUP NINGXIA COAL IND CO LTD

Overview
  • Total Patents
    43
  • GoodIP Patent Rank
    35,014
About

CHN ENERGY GROUP NINGXIA COAL IND CO LTD has a total of 43 patent applications. Its first patent ever was published in 2019. It filed its patents most often in China. Its main competitors in its focus markets chemical engineering, environmental technology and basic materials chemistry are JIANGSU SENMAO ENERGY DEV CO LTD, IXOM OPERATIONS PTY LTD and ARVIA TECH LIMITED.

Patent filings in countries

World map showing CHN ENERGY GROUP NINGXIA COAL IND CO LTDs patent filings in countries
# Country Total Patents
#1 China 43

Patent filings per year

Chart showing CHN ENERGY GROUP NINGXIA COAL IND CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Jin Zhengwei 15
#2 Zhao Jianning 8
#3 Zhang Angui 8
#4 Guo Zhongshan 7
#5 Jing Yunhuan 7
#6 Huang Bin 7
#7 Yuan Wei 6
#8 Yang Lei 5
#9 Shen Yongbin 5
#10 Wang Ruyang 5

Latest patents

Publication Filing date Title
CN112127887A Coal mining method
CN112111282A Soil conditioner, application thereof and soil conditioning and/or soil remediation method
CN111974439A Supported catalyst and preparation method and application thereof
CN111979023A Blended internal combustion engine oil and preparation method and application thereof
CN111946354A Tunneling method for communicating bottom coal seam with upper layered withdrawing channel
CN112093809A Waste catalyst treatment method, HZSM-5 molecular sieve, and preparation method and application thereof
CN112090394A Adsorbent, preparation method thereof and treatment method of organic wastewater
CN112093968A Method for treating salt-containing water
CN112094663A Method and device for separating Fischer-Tropsch synthesis product
CN111991898A Solid-liquid separation method for Fischer-Tropsch synthetic wax
CN111996026A Method and system for catalyst distribution in slurry bed reactor
CN111991905A Method and device for solid-liquid separation of slurry discharged from slurry bed
CN111861001A Technical and economic analysis method for determining coal separation particle size
CN111848837A Ziegler-Natta catalyst, preparation method, application and system thereof
CN111875723A Ethoxy magnesium carrier and preparation method thereof, Ziegler-Natta catalyst and preparation method and application thereof
CN111875274A Method for preparing ceramsite and ceramsite prepared by same
CN111943336A Method for preparing polysilicate aluminum ferric flocculant, polysilicate aluminum ferric flocculant and application thereof
CN111892769A Ultraviolet-resistant polypropylene composite material composition, application thereof and preparation method of ultraviolet-resistant polypropylene composite material
CN111966054A Whole-plant large-scale interlocking protection method and device for chemical device
CN111849306A Epoxy heavy-duty anticorrosive coating composition, epoxy heavy-duty anticorrosive coating, and preparation method and application thereof