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HENAN SHENMA NYLON CHEMICAL CO LTD

Overview
  • Total Patents
    47
  • GoodIP Patent Rank
    36,370
  • Filing trend
    ⇩ 90.0%
About

HENAN SHENMA NYLON CHEMICAL CO LTD has a total of 47 patent applications. It decreased the IP activity by 90.0%. Its first patent ever was published in 2011. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets chemical engineering, organic fine chemistry and environmental technology are SINOPEC DALIAN RES INST PETROLEUM & PETROCHEMICALS, LEIBNIZ INST FUER KATALYSE E V AN DER UNI ROSTOCK and YANTAI GUOBANG CHEMICAL MACHINERY TECH CO LTD.

Patent filings in countries

World map showing HENAN SHENMA NYLON CHEMICAL CO LTDs patent filings in countries

Patent filings per year

Chart showing HENAN SHENMA NYLON CHEMICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhao Duo 36
#2 Chen Juliang 31
#3 Shi Hongjun 22
#4 Sun Haojie 19
#5 Ou Ling 18
#6 Guo Weidong 15
#7 Liu Zhenjiang 13
#8 Qiao Sihuai 12
#9 Dong Feifei 10
#10 Pan Qiang 10

Latest patents

Publication Filing date Title
CN112239403A Novel adipic acid reaction device and synthesis process
CN112279226A Device and method for improving quality of dilute nitric acid product
CN112096599A Compressor load adjustment undisturbed switching control device
CN111921222A A vacuum cooling crystallization system for adipic acid production
CN111803996A Single-chamber vacuum cooling crystallization system
CN111811300A Cooling device of high flux solid particle or dust
CN111795547A Fluidizing device for drying adipic acid
CN111825261A Treatment system and treatment process for salt-containing organic wastewater in para-aramid production
CN111806912A Pressure stabilizing protection system of nylon 66 saline solution storage tank
CN111807593A Integrated device and process for treating and utilizing salt-containing organic wastewater in para-aramid solvent workshop section
CN111804311A Method for continuously maintaining performance of catalyst for cyclohexene production
CN111701413A Near-zero emission system and process suitable for circulating fluidized bed boiler
CN111366214A Device for measuring liquid level of catalyst suspension aqueous solution
CN111333039A Production device and production process of high-quality high-concentration sulfuric acid for para-aramid spinning
CN111389330A Reaction temperature stability maintaining system of adipic acid production system by nitric acid oxidation method
CN111470941A High-quality cyclohexanol production device and process
CN111439725A Hydrogen desulfurization system for device for producing cyclohexanol by partial hydrogenation of benzene and desulfurization method thereof
CN110835101A Device and method for recovering electronic-grade nitrous oxide from industrial tail gas
CN110538570A System and method for co-processing N2O and VOC in waste gas in caprolactam production
CN110314772A A kind of adipic acid grain size sieving device and the method using its dry adipic acid product quality of progress particle filter raising