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HENAN HONGDONGFANG CHEMICAL CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    150,035
  • Filing trend
    0.0%
About

HENAN HONGDONGFANG CHEMICAL CO LTD has a total of 11 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry, materials and metallurgy and basic materials chemistry are JIANGSU HUANXIN HIGH TECH MAT CO LTD, SICHUAN NORTH HONGGUANG SPECIAL CHEMICAL CO LTD and HUBEI SANONDA CO LTD.

Patent filings in countries

World map showing HENAN HONGDONGFANG CHEMICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing HENAN HONGDONGFANG CHEMICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Xu Shujian 8
#2 Xu Jiansheng 8
#3 Han Yongsheng 7
#4 Han Zhitao 7
#5 Fan Hongkui 6
#6 Yu Zhigang 5
#7 Sun Xiaofeng 5
#8 Han Fengyu 5
#9 Guo Kairui 4
#10 Han Jinbao 3

Latest patents

Publication Filing date Title
CN111288466A High-salt waste liquid incineration treatment method
CN111362479A High concentration organic phosphorus effluent disposal system
CN108558689A It is a kind of industry amion acetic acid by-product ammonium chloride without haline water solution processing methods
CN107722053A A kind of rectificating method of dimethylphosphite
CN105994423A Preparation process of organic pesticide
CN106008243A Environment-friendly production process for continuously synthesizing amino acetic acid
CN106008160A Glycine discharging mother solution treating technology
CN105854540A Desulfurizing technology for sulphuric-acid-production tail gas
CN106008200A Recycling process for chloroacetic acid mother liquor
CN106010443A Automatic production line of environment-friendly snow-melting agent
CN105859513A Production method for chloromethane