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CANGZHOU RISUN CHEMICAL CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    161,938
About

CANGZHOU RISUN CHEMICAL CO LTD has a total of 11 patent applications. Its first patent ever was published in 2018. It filed its patents most often in China. Its main competitors in its focus markets chemical engineering, organic fine chemistry and environmental technology are NANJING KAIXUAN CHEMICAL TECH CO LTD, SINOPEC FUSHUN RES INST PETROLEUM & PETROCHEMICALS and TAIZHOU JIURUN ENVIRONMENTAL PROTECTION TECH CO LTD.

Patent filings in countries

World map showing CANGZHOU RISUN CHEMICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing CANGZHOU RISUN CHEMICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Huo Zenghui 7
#2 Wang Yingpu 6
#3 Xu Gang 6
#4 Wang Bin 5
#5 Sun Jiquan 5
#6 Xu Peng 5
#7 Shi Feng 5
#8 Liu Yi 4
#9 Shang Huiping 4
#10 Pan Jiuhai 3

Latest patents

Publication Filing date Title
CN111521723A Gas chromatography detection method in caprolactam production process
CN111521704A Method for detecting trace impurities in caprolactam
CN111039339A Wastewater treatment system
CN110604936A Triple-effect evaporation device and method
CN110559689A Liquid-liquid separation system and separation method
CN110586020A Redistribution type reaction device
CN110511185A Caprolactam rearrangement device and method
CN110394134A Cooling system
CN109499515A A kind of preparation system of cyclohexanone oxime
CN109399744A A kind of wastewater treatment equipment
CN110465254A Ammoximation reaction device