Learn more

HENAN HDF CHEMICAL COMPANY LTD

Overview
  • Total Patents
    16
  • GoodIP Patent Rank
    104,507
  • Filing trend
    ⇩ 100.0%
About

HENAN HDF CHEMICAL COMPANY LTD has a total of 16 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry, environmental technology and basic materials chemistry are SHANDONG RUNBO BIOTECHNOLOGY CO LTD, COALITE GROUP PLC and THOMPSON CHEM CO HAYWARD.

Patent filings in countries

World map showing HENAN HDF CHEMICAL COMPANY LTDs patent filings in countries
# Country Total Patents
#1 China 16

Patent filings per year

Chart showing HENAN HDF CHEMICAL COMPANY LTDs patent filings per year from 1900 to 2020

Top inventors

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

Latest patents

Publication Filing date Title
CN107501089A A kind of synthetic method of Mediben active compound
CN107703229A A kind of efficient assay method of chloromethanes
CN107500504A A kind of high-efficiency and continuous dries sludge technology
CN107488193A A kind of new synthetic method of dimethylphosphite
CN107555724A A kind of handling process of high-concentration phosphorus-containing wastewater
CN107504503A A kind of innoxious burning handling process of high-concentration waste liquid
CN105949051A Crystalizing process of chloroacetic acid
CN105901009A Novel herbicide
CN105941498A Vegetable insecticide
CN105136926A Method for detecting dimethyl phosphate through gas chromatograph
CN105152908A Method for recovering acetic acid from tail gas produced during preparation of chloroacetic acid
CN105115346A Quick plugging device for modified graphite condenser of chlorination kettle
CN104988517A Acidic disincrustant and preparation method thereof
CN104990431A Built-in screw-conveyer heat exchanger
CN105084315A Method for recovering hydrochloric acid in chloroacetic acid production
CN105130785A Method for determining if water is leaked from cooler in chloroacetic acid production