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QINGDAO HUADIAN ENVIRONMENTAL TECH CO LTD

Overview
  • Total Patents
    21
  • GoodIP Patent Rank
    78,897
  • Filing trend
    ⇧ 400.0%
About

QINGDAO HUADIAN ENVIRONMENTAL TECH CO LTD has a total of 21 patent applications. It increased the IP activity by 400.0%. 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, measurement and materials and metallurgy are BRATTON GRAHAM JOHN, 2661881 ONTARIO LTD and SILICA VERFAHRENSTECHNIK GMBH.

Patent filings in countries

World map showing QINGDAO HUADIAN ENVIRONMENTAL TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 21

Patent filings per year

Chart showing QINGDAO HUADIAN ENVIRONMENTAL TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Gao Chunyu 21
#2 Qin Yiming 21
#3 Chen Hua 20
#4 Fan Juan 19
#5 Yu Ning 18
#6 Sun Wenqiang 18
#7 He Mingjie 17
#8 Wang Jianguo 15
#9 Liu Li 13
#10 Meng Fanqiang 13

Latest patents

Publication Filing date Title
CN111715207A SCR (Selective catalytic reduction) honeycomb catalyst with inner wall made of multi-gradient-particle-size base material and preparation process of SCR honeycomb catalyst
CN111812137A Method for establishing XRF method standard curve of SCR denitration catalyst with same base material in wide range
CN111662080A Thin-wall honeycomb SCR catalyst and mixing process thereof
CN111707577A Method for detecting mass fraction of ammonium metavanadate in impregnation liquid
CN111266007A Stepped module box structure used in flue
CN111135713A Angle-adjustable catalyst arrangement structure assembly in flue
CN110465195A The easily changeable plication catalyst fixation kit of unit
CN110354681A The catalyst module of this catalyst tank of catalyst tank and application
CN110354680A Plication catalyst module
CN110141905A Flue gas denitration reactor ash removing equipment
CN109718665A Combustion engine denitrification catalyst module
CN109557239A Catalyst detects pilot plant
CN109529615A Combustion engine equipment for denitrifying flue gas
CN109529616A Cement kiln equipment for denitrifying flue gas
CN109529813A Cellular low temperature SCR denitration catalyst and preparation method thereof
CN108905521A The method and apparatus of exhaust gas, utilization of wastewater resource that denitrating catalyst produces
CN108249479A Utilize the method for discarded SCR denitration extraction titanium dioxide
CN108404902A A kind of SCR honeycomb types denitrating catalyst and preparation method thereof
CN108295909A A kind of method of slug type decaying catalyst activity recovery
CN107335427A The preparation method of the porous SCR denitration of Gas Generator Set low temperature