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YANCHENG HONGYAN CHEMICAL CO LTD

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    89,255
About

YANCHENG HONGYAN CHEMICAL CO LTD has a total of 19 patent applications. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets chemical engineering, packaging and shipping and materials and metallurgy are YANCHENG CHENGHUI ELECTRONIC MAT CO LTD, WUXI AOYU TEXIN SCIENCE AND TECH DEV CO LTD and MERIT SPECIAL NEW MAT CO LTD.

Patent filings in countries

World map showing YANCHENG HONGYAN CHEMICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 19

Patent filings per year

Chart showing YANCHENG HONGYAN CHEMICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhao Honglin 19
#2 Zhai Xiaoping 1
#3 Zhang Jian 1
#4 Yang Gang 1
#5 Wang Yueshan 1

Latest patents

Publication Filing date Title
CN108238356A A kind of dyestuff intermediate storage device
CN108187545A A kind of Chemical Manufacture material stirring mixing arrangement
CN108223935A A kind of chemical pipeline that can prevent leakage
CN108558044A A kind of wastewater from chemical industry high-efficient treatment device
CN108554036A A kind of chemical workshop emission-control equipment
CN108238381A A kind of corrosion-resistant industrial chemicals storage tank
CN108163403A A kind of diamino-anthraquinone production storage device
CN108253748A A kind of magnesium sulfate production drying device
CN108261943A A kind of dyestuff intermediate preparation cooling device
CN108554276A A kind of dyestuff intermediate preparation stock stirring device
CN108178172A A kind of magnesium sulfate production separator
CN108144568A A kind of dyestuff intermediate preparation heating unit
CN108328147A A kind of magnesium sulfate production equivalent feeding device
CN108253817A A kind of industrial chemicals cooling device for processing
CN108246208A A kind of dyestuff intermediate preparation raw material feeding apparatus
CN108275375A A kind of industrial chemicals processing attemperator
CN108263457A A kind of chemical raw material processing transfer car(buggy)
CN105536498A 1,4-dihydroxy anthraquinone waste gas recovery process and system thereof
CN105367398A Waste discharge-free preparation method for 1,4-dihydroxy-anthraquinone