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NORTHEASTERN UNIV ENGINEERING & RES INST CO LTD

Overview
  • Total Patents
    47
  • GoodIP Patent Rank
    89,958
About

NORTHEASTERN UNIV ENGINEERING & RES INST CO LTD has a total of 47 patent applications. Its first patent ever was published in 2007. It filed its patents most often in China, Canada and Russian Federation. Its main competitors in its focus markets environmental technology, surface technology and coating and materials and metallurgy are IR ALYUMINIEVYJ Z, OOO RUSSKAJA INZHINIRINGOVAJA and GINATTA MARCO ELETTROCHIM.

Patent filings in countries

World map showing NORTHEASTERN UNIV ENGINEERING & RES INST CO LTDs patent filings in countries
# Country Total Patents
#1 China 45
#2 Canada 1
#3 Russian Federation 1

Patent filings per year

Chart showing NORTHEASTERN UNIV ENGINEERING & RES INST CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Na 12
#2 Guan Yongjun 8
#3 Qi Xiquan 7
#4 Xu Wenqiang 7
#5 Bi Shiwen 6
#6 Tu Ganfeng 6
#7 Cui Decheng 6
#8 Li Guangzhu 6
#9 Pan Xiaolin 6
#10 Yu Haiyan 6

Latest patents

Publication Filing date Title
CN105314663A Device for recycling red mud disposal backwater in aluminum oxide plant and use method of device
CN105329927A Circulating mother liquor feeding device for producing aluminum oxide and feeding method
CN105177627A Anode assembly product quality control device and method
CN105154921A Ash removal device and method for flues of electrolytic cell
CN105088278A Window sealing structure for cathode steel bar of aluminum electrolysis cell and constructing method of window sealing structure
CN105112940A Anodic conductive device for aluminium electrolytic cell
CN104911632A Demountable split-type aluminium electrolytic cell upper structure
CN104862742A Aluminium electrolysis cell structure capable of preventing anodic oxidation
CN104611723A Method for reducing new anode current conducting time of electrolytic cell
CN104611721A Electrolytic bath ladle aluminum suction tube isolating device
CN104611722A Electrolyzer ladle suctorial aluminium tube obturator
CN104556173A Method for producing xonotlite and aluminum oxide according to coal ash sintering hydrothermal method
CN104556171A Method for producing tobermorite and aluminum oxide according to coal ash sintering hydrothermal method
CN104477927A Method for producing tobermorite and aluminum oxide by using coal ash alkaline leaching sintering hydrothermal method
CN104477926A Method for producing xonotlite and aluminum oxide by using coal ash alkaline leaching sintering hydrothermal method
CN104556170A Method for producing wollastonite and aluminum oxide through fly ash alkali leaching and sintering hydrothermal method
CN104556172A Method for producing wollastonite and aluminum oxide according to coal ash sintering hydrothermal method
CN104477955A Novel vapor condensate water temperature reduction and heat reclaim method in aluminum oxide production
CN104456987A Solar heat storing-releasing system
CN103640818A Aluminum oxide warehousing system and conveying and storing method thereof