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CHONGQING DONGQUN TECH CO LTD

Overview
  • Total Patents
    37
  • GoodIP Patent Rank
    41,647
About

CHONGQING DONGQUN TECH CO LTD has a total of 37 patent applications. Its first patent ever was published in 2018. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets materials and metallurgy, environmental technology and micro-structure and nano-technology are HUGHES MITCHELL PROCESSES INC, POSEIDON NICKEL LTD and CONTINENTAL ORE CORP.

Patent filings in countries

World map showing CHONGQING DONGQUN TECH CO LTDs patent filings in countries

Patent filings per year

Chart showing CHONGQING DONGQUN TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Long Zhongxiang 37
#2 Jiang Tao 37
#3 Li Shichuan 37
#4 Liu Quanfeng 37
#5 Yue Huiwei 35
#6 Jiang Wenyi 9
#7 Zhang Zhihong 2
#8 Chen Shangquan 2

Latest patents

Publication Filing date Title
CN110817935A Method for preparing high-purity zinc oxide by utilizing zinc renewable resources
CN110817930A Method for producing zinc ammonium carbonate
CN110228816A A method of it is utilized by zincic acid strontium synthesis step containing zinc ore crude
CN110205489A A method of it is handled with zincic acid barium route of synthesis containing zinc ore crude
CN110184456A A kind of low-grade utilization method containing zinc ore crude
CN110972479A Method for producing zinc oxide by twice leaching method
WO2020019834A1 Mineral processing method for low-grade zinc-containing raw ore
CN110896633A Method for producing calcium zincate
CN110896643A Method for producing zinc-containing compound or zinc oxide from zinc-containing raw ore through intermediate step of calcium zincate synthesis
CN108585026A A method of producing nanometer calcium zincates using containing zinc ore crude
CN108866332A A kind of low-grade beneficiation method containing zinc ore crude
CN108793227A A method of producing nano zine oxide using containing zinc ore crude
CN108862371A A method of zinc oxide is produced using containing zinc ore crude
CN108913887A A method of zinc oxide is produced using containing zinc ore crude
CN108862372A A method of nano zine oxide and compound of calcium carbonate are produced using containing zinc ore crude
CN108640146A A method of producing nano zine oxide using containing zinc ore crude
CN108862370A A method of nano zine oxide being produced under zinc ammonia complexing environment using containing zinc ore crude
CN108913885A A method of zinc oxide is produced using containing zinc ore crude
CN108913886A A method of nanometer zincic acid strontium is produced using containing zinc ore crude
CN108754140A A method of it is produced containing zinc complexes using containing zinc ore crude