Learn more

HEBEI MEIBANG ENGINEERING TECH CO LTD

Overview
  • Total Patents
    34
  • GoodIP Patent Rank
    45,661
  • Filing trend
    ⇧ 83.0%
About

HEBEI MEIBANG ENGINEERING TECH CO LTD has a total of 34 patent applications. It increased the IP activity by 83.0%. 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, chemical engineering and environmental technology are CHENGDU JIANZHONG FLAVORS & FRAGRANCES CO LTD, CAC NANTONG CHEMICAL CO LTD and ANHUI XINGYU CHEMICAL CO LTD.

Patent filings in countries

World map showing HEBEI MEIBANG ENGINEERING TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 34

Patent filings per year

Chart showing HEBEI MEIBANG ENGINEERING TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Suxia 23
#2 Liu Dong 18
#3 Zhang Yuxin 17
#4 Gao Wengao 16
#5 Lu Yuanfeng 15
#6 Wei Chaoshuai 15
#7 Li Yanxin 14
#8 Yan Lijun 13
#9 Ma Dongxing 12
#10 Liu Yongying 12

Latest patents

Publication Filing date Title
CN111760321A Caprolactam crystallization integrated system and method
CN111574419A Method for recovering and refining caprolactam monomer
CN111362982A Refining method of pyridoxal phosphate
CN111039869A Treatment method of caprolactam benzene distillation residual liquid
CN110804018A Refining method and refining system of caprolactam
CN110743470A Gas-liquid phase chloroethylene production device and process
CN111013500A Slurry bed continuous hydrogenation reaction device
CN111013501A Slurry bed continuous hydrogenation reaction device and method
CN110642809A Production method of epichlorohydrin
CN110642808A Production method of segmented epichlorohydrin
CN110642810A Solvent-free sectional type epichlorohydrin production method
CN110698319A Gas-liquid phase chloroethylene production process and device
CN110548458A gas-liquid phase catalytic reaction system and application method thereof
CN110092754A A kind of polishing purification method of caprolactam vinasse
CN110066249A A kind of novel caprolactam refining purification process
CN109942457A A kind of heterogeneous cyclohexanone oxime preparation method
CN109280023A A kind of caprolactam continuous crystallisation purification process
CN109097408A A kind of preparation method of 56 salt of nylon
CN109096184A A kind of preparation method of pyridine carboxylic acid class compound
CN108997141A A kind of preparation method of 1,5- pentanediamine