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HUNAN RES INSTITUTE FOR NONFERROUS METALS

Overview
  • Total Patents
    33
  • GoodIP Patent Rank
    46,556
  • Filing trend
    ⇩ 63.0%
About

HUNAN RES INSTITUTE FOR NONFERROUS METALS has a total of 33 patent applications. It decreased the IP activity by 63.0%. Its first patent ever was published in 2016. It filed its patents most often in China, Australia and United States. Its main competitors in its focus markets chemical engineering, materials and metallurgy and environmental technology are XIAMEN ZIJIN MINING AND METALLURGY TECH CO LTD, PHLOTEC SERVICES INC and THEODOR FRANZ.

Patent filings in countries

World map showing HUNAN RES INSTITUTE FOR NONFERROUS METALSs patent filings in countries
# Country Total Patents
#1 China 31
#2 Australia 1
#3 United States 1

Patent filings per year

Chart showing HUNAN RES INSTITUTE FOR NONFERROUS METALSs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Daixiong 16
#2 Dong Yanhong 12
#3 Hu Bo 12
#4 Xiao Jun 11
#5 Yang Jianwen 10
#6 Zeng Huiming 9
#7 Zhu Yazhuo 8
#8 He Guoshuai 7
#9 Wei Dangsheng 6
#10 Ye Congxin 5

Latest patents

Publication Filing date Title
AU2020104144A4 Purification method of superfine graphite ore
CN111468302A Beneficiation inhibitor and purification method of molybdenum rough concentrate
CN111389598A Method for recovering mica and feldspar quartz from rare metal ore dressing tailings
CN111330739A Beneficiation method of cobalt oxide ore and flotation collector thereof
CN111135958A Method for flotation of fine-particle malachite by hydrophobic flocculation agglomeration
CN111118307A Method for treating arsenic-containing waste residue by using industrial waste acid
CN111072206A Method for treating acidic sewage
CN110564961A Method for reducing leached hydrocobaltite
CN110563264A Method for recycling nonferrous multi-metal beneficiation wastewater
CN110453094A A kind of method of bone coal navajoite removing calcium and magnesium
CN110395726A A kind of method of purification of micro crystal graphite mine
CN110394240A A kind of ammoniacal copper complex ion vulcanizing activator and its application
CN110369145A A kind of cupric oxide ore flotation collector and its application
CN110124850A A kind of technique preparing blanc fixe using Pb-Zn deposits milltailings
CN109465114A A kind of flotation separation method of barite and dolomite
CN109502834A A kind of processing method of the beneficiation wastewater containing dodecyl sodium sulfate
CN109502651A A method of purification prepares manganese sulfate and battery electrode manganese dioxide from the Zinc electrolysis earth of positive pole
CN109225651A A kind of method for floating of manganese spar
CN109046757A A kind of beneficiation method of the gravity treatment reverse flotation decalcification of high calcium particulate mica-type navajoite
CN108745656A A method of improving micro-size fraction graphite flotation efficiency