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YICHANG HENGYOU CHEMICAL CO LTD

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    126,137
About

YICHANG HENGYOU CHEMICAL CO LTD has a total of 13 patent applications. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets chemical engineering, thermal processes and organic fine chemistry are MATHESON TRI GAS INC, AUTEL S R L and SCIENT GLASS TECHNOLOGY SINGAP.

Patent filings in countries

World map showing YICHANG HENGYOU CHEMICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

Chart showing YICHANG HENGYOU CHEMICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yan Guoxiang 13
#2 Jin Donghua 6
#3 Zhang Yongkang 5
#4 Pan Zhonghua 4
#5 Chen Jing 4
#6 Yan Yi 3
#7 Xia Liuyang 3
#8 Zhang Li 3
#9 Pan Hongtao 3
#10 Zhang Xingguo 2

Latest patents

Publication Filing date Title
CN109317057A The redistributor device of penta chloropyridine reaction tower
CN109316894A A kind of ammonia tail gas pretreatment system
CN109316895A A kind of acid tail gas pretreatment system
CN109365283A A kind of penta chloropyridine product trapping device block powder separating mechanism
CN109396124A One kind automating block clearing mechanism for penta chloropyridine exhaust pipe
CN108692186A Liquid chlorine vaporizing system
CN108607286A Chemical system hydrogen chloride gas Despumation device
CN108421501A The drawing mechanism and discharging method of penta chloropyridine
CN108421513A Super corrosion-resistant graphite seal head for penta chloropyridine main reactor
CN106268011A For rapidly and efficiently reducing the device of ammonium chloride content in ethenylamidine hydrochloride mother solution
CN104888491A Condensation trapping device for pentachloropyridine
CN105498645A Catalyst device
CN104162387A Pentachloropyridine reaction device capable of conveniently prolonging service life of catalyst