Learn more

ALUMINUM CORP OF CHINA LTD

Overview
  • Total Patents
    1,029
  • GoodIP Patent Rank
    10,794
  • Filing trend
    ⇩ 100.0%
About

ALUMINUM CORP OF CHINA LTD has a total of 1,029 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2001. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and Canada. Its main competitors in its focus markets environmental technology, materials and metallurgy and surface technology and coating are OBSHCHESTVO S OGRANICHENNOY OTVETSTVENNOST YU OBEDINENNAYA KOMPANIYA RUSAL INZH T TS, SOLV EX CORP and ALJUMINIJUM PESHINEH.

Patent filings in countries

World map showing ALUMINUM CORP OF CHINA LTDs patent filings in countries

Patent filings per year

Chart showing ALUMINUM CORP OF CHINA LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wangxing Li 58
#2 Yang Jianhong 55
#3 Li Wangxing 48
#4 Jianhong Yang 26
#5 Zhonglin Yin 25
#6 Yin Zhonglin 24
#7 Qiu Shilin 24
#8 Kui Wang 23
#9 Zhiyuan Gong 23
#10 Shilin Qiu 22

Latest patents

Publication Filing date Title
CN106830027A A kind of Salt discharge method in Bayer process alumina producing
CN106830796A A kind of method that utilization bauxite gangue prepares light heat insulating material
CN106830028A A kind of titanium dioxide cladding alumina-producing method
CN106673696A Method for producing lightweight heat preserving and insulating material from Bayer process red mud
CN106745122A A kind of method of carbon alkali material balance in regulation process for making alumina
CN106757158A A kind of plication aluminium electrolysis cell cover plate
CN106435643A Device for controlling opening and closing of aluminum-sucking tube of aluminum-discharging ladle
CN106591883A Less-maintenance pouring aluminum ladle
CN106517209A Method for treating spent cathodes of spent potlinings of aluminum electrolysis cells
CN106567105A Flow guiding method for exhaust gas of aluminum electrolytic tank
CN106629606A Method for separating fluoride salt and carbon in aluminum electrolysis carbon residues
CN106565256A Dry type anti-seepage material used in aluminum electrolytic cell
CN106565120A Hazard-free treatment and utilization method for aluminium electrolysis waste slot liner
CN106564920A Method for increasing bayer process seed decomposition rate
CN106492602A A kind of compound fume desulfurizing agent and its sulfur method
CN106319573A Dischargingmethod for aluminum oxide of aluminum electrolysis cell
CN106517277A Method for producing aluminum oxide co-production silicon fertilizer from bauxite
CN106517361A Preparation method of spinel type nano nickel ferrite powder
CN106319572A Method for increasing discharging uniformity of aluminum oxide of aluminum cell
CN106448136A Mine car transportation counting method