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JIANGSU HUAIHE CHEMICALS CO LTD

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    187,233
  • Filing trend
    ⇩ 100.0%
About

JIANGSU HUAIHE CHEMICALS CO LTD has a total of 19 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry, environmental technology and chemical engineering are ANHUI MINGCHUANG NEW MATERIAL TECH CO LTD, DESALITECH LTD and T R P KK.

Patent filings in countries

World map showing JIANGSU HUAIHE CHEMICALS CO LTDs patent filings in countries
# Country Total Patents
#1 China 19

Patent filings per year

Chart showing JIANGSU HUAIHE CHEMICALS CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dong Yun 13
#2 Wan Jinfang 13
#3 Li Yemin 7
#4 Xia Wenbiao 6
#5 Sun Xiaoyong 5
#6 Xia Shanshan 5
#7 Sun Yakun 4
#8 Lu Long 4
#9 Zhang Daosheng 4
#10 Zhu Xudong 4

Latest patents

Publication Filing date Title
CN109956619A A kind of benzene or methylbenzene nitration class biochemical procss for treating waste water
CN108285417A The method that liquid phase continuous catalytic hydrogenation reduction nitrotoleune prepares methylaniline
CN108211699A The processing method of mononitrotoluene nitrified tail gas
CN108017565A Hydrogenating reduction method prepares DSD acid
CN108017564A A kind of solvent method prepares DNS acid
CN103962004A Treatment method for tail gas of aromatic compound nitration
CN103418318A Aromatic hydrocarbon continuous catalytic nitration reaction device
CN103396316A Method and device for producing mono-nitro toluence by adiabatic nitration through self-mixing tubular reactor
CN103359879A Method for treating nitrophenol-containing sodium salt wastewater
CN103357357A Jet type membrane reactor and method for preparing methylaniline by continuous catalytic hydrogenation
CN102744086A Preparation method of ZrO2-TiO2/SO42-solid acid catalyst
CN102391127A Method for synthesizing mononitrotoluene by modified attapulgite catalyst
CN102351532A Preparation method of ZrO2-Al2O3 composite ceramics
CN102126959A Nitrotoluene washing device and method
CN102126958A Device and method for preparing high purity m/p-nitrotoluene by coupling rectification and crystallization
CN101941890A Method and device for preparing metacresol
CN101805264A Method for preparing mono-nitrotoluene by catalytic nitration of nitric acid
CN101838206A Purification method of o-toluidine
CN101774893A Process for preparing m-cresol by nitrogen oxide gas