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HUIZHOU YUXIN CHEMICAL CO LTD

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    120,672
  • Filing trend
    ⇧ 66.0%
About

HUIZHOU YUXIN CHEMICAL CO LTD has a total of 14 patent applications. It increased the IP activity by 66.0%. 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, environmental technology and materials and metallurgy are JLM TECHNOLOGY LTD, TELES JOAQUIM HENRIQUE and CHENGDU COTTERATION TECH CO.

Patent filings in countries

World map showing HUIZHOU YUXIN CHEMICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 14

Patent filings per year

Chart showing HUIZHOU YUXIN CHEMICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hu Xiannian 13
#2 Zhan Ming 11
#3 Qin Zixuan 7
#4 Yu Liangjun 6
#5 Xia Zhiqiang 5
#6 Jiang Shaohong 3
#7 Jing Xiaojing 3
#8 Luo Qingjin 2
#9 Wang Deyong 2
#10 Ye Wen 2

Latest patents

Publication Filing date Title
CN111747382A Method and system for concentrating and recycling dilute acid by using alkylation waste acid recycling device
CN110302813A A kind of catalyst of synthesizing annular carbonate and its preparation method and application
CN109824510A A kind of preparation method of ethyl acetate
CN109627160A A kind of reactive distillation method of ester-interchange method coproduction sec-butyl alcohol and acetic acid esters
CN109748781A A method of processing four raw material co-production low-sulfur MTBE product of high-sulfur carbon
CN109603429A A kind of raw air preprocess method
CN108947774A A kind of method and device of separating isopropanol
CN108863793A A kind of preparation method of isopropyl acetate
CN107098840A A kind of method that oxidation of isobutane prepares TBHP
CN106927989A A kind of process for improving alkylated reaction efficiency and reducing product separating energy consumption
CN106732309A A kind of injecting type shell-and-tube reactor and its reaction method for alkylated reaction
CN106744715A A kind of cleavage method for being segmented free-standing spent acid pyrolysis furnace and Waste Sulfuric Acid
CN106748773A A kind of sec-butyl acetate and C8The extraction separating method of alkene
CN105668524A Method for treating waste sulfuric acid