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HENGYANG FENGLIAN FINE CHEMICAL CO LTD

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    86,982
About

HENGYANG FENGLIAN FINE CHEMICAL CO LTD has a total of 19 patent applications. Its first patent ever was published in 2018. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, organic fine chemistry and chemical engineering are HUNAN HAILI CHANGDE PESTICIDE & CHEMICAL IND CO LTD, NANJING UNIVERSITY & YANCHENG ACADEMY OF ENVIRONMENTAL PROT TECHNOLOGY AND ENGINEERING and NORAM INT LTD.

Patent filings in countries

World map showing HENGYANG FENGLIAN FINE CHEMICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 19

Patent filings per year

Chart showing HENGYANG FENGLIAN FINE CHEMICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Xiao Yuanchun 19
#2 Liu Zhonghua 4
#3 Chen Jianguo 3

Latest patents

Publication Filing date Title
CN112239236A High-salt high-ammonia nitrogen organic wastewater purification device for sulfuric acid preparation
CN112266104A Wastewater treatment and recovery mechanism for high-salinity organic wastewater equipment and recovery method thereof
CN112264224A Corrosion-resistant surface treatment device for sulfuric acid preparation equipment and treatment method thereof
CN110975758A High-pressure reaction kettle
CN110713289A Effluent treatment plant for chemical production
CN110755668A Dangerous waste treatment device
CN110711550A Reaction kettle
CN110818602A Method for preparing high-purity cysteamine hydrochloride
CN110721528A Filtering device
CN110713302A High-salinity wastewater recovery device
CN110683601A Energy-conserving evaporation crystallization device of high salt waste water
CN110845375A Method for preparing cysteamine hydrochloride
CN110981828A Method for synthesizing dimethyl cysteamine hydrochloride
CN110759542A Industrial wastewater pool
CN110668612A Wastewater treatment method
CN110813210A Apparatus for producing of cysteamine hydrochloride
CN110746004A Waste water treatment device
CN110822941A Industrial waste gas waste heat recovery device
CN109574893A A kind of method of sodium thiocarbonate synthesis mercaptoethylamine hydrochloride