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NINGBO JUHUA CHEMICAL & SCIENCE CO LTD

Overview
  • Total Patents
    22
  • GoodIP Patent Rank
    73,463
  • Filing trend
    0.0%
About

NINGBO JUHUA CHEMICAL & SCIENCE CO LTD has a total of 22 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets chemical engineering, organic fine chemistry and environmental technology are ZHEJIANG QUZHOU JUXIN FLUORINE CHEMICAL CO LTD, SHANDONG DONGYUE CHEMICAL CO LTD and SK GAS CO LTD.

Patent filings in countries

World map showing NINGBO JUHUA CHEMICAL & SCIENCE CO LTDs patent filings in countries
# Country Total Patents
#1 China 22

Patent filings per year

Chart showing NINGBO JUHUA CHEMICAL & SCIENCE CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhou Qiang 22
#2 Zhong Junliang 16
#3 Li Gang 11
#4 Wu Gang 10
#5 Yuan Yongyong 7
#6 Ying Zhongyang 7
#7 Xia Linbing 6
#8 Tu De 6
#9 Du Jili 6
#10 Huang Bo 6

Latest patents

Publication Filing date Title
CN111921459A Reactor capable of simultaneously producing trichloroethylene and tetrachloroethylene
CN111879142A Trichloroethylene condenser
CN111803989A Trichloroethylene rectifying tower
CN111804116A Trichloroethylene quenching coarse separation tower
CN111803988A Trichloroethylene separator
CN111921460A Gas-phase aldehyde hydrogenation reactor
CN111701548A Fixed bed propionaldehyde synthesis reactor
CN111701541A Catalytic auxiliary device for gas-phase aldehyde hydrogenation reactor
CN111701538A Perturbator structure for gas-phase aldehyde hydrogenation reactor
CN111715151A Adjusting device for propionaldehyde synthesis reactor
CN111514826A Sectional independent control type fixed bed reactor
CN111468043A Fixed bed reactor with bed temperature uniformly distributed
CN111604010A Tube array type fixed bed reactor
CN111214842A Process and device for removing light components in by-product sulfuric acid
CN111112286A Organic waste treatment method
CN111056913A Continuous production method of 1, 1, 1, 3-tetrachloropropane
CN111004128A Production process of 3, 5-dichloroaniline
CN109990144A A kind of Fluorine-lined insertion tube suitable for high temperature acid-base reaction operating condition
CN109604936A A method of improving the Double-casing liquid chlorine magnetic drive pump cycle of operation
CN108586213A A kind of waste-heat recovery device in ethene hydroformylation reaction process and its method