Learn more

CHENZHOU XIONGFENG ENVIRONMENTAL PROTECTION SCIENCE AND TECH CO LTD

Overview
  • Total Patents
    23
  • GoodIP Patent Rank
    70,051
  • Filing trend
    ⇧ 100.0%
About

CHENZHOU XIONGFENG ENVIRONMENTAL PROTECTION SCIENCE AND TECH CO LTD has a total of 23 patent applications. It increased the IP activity by 100.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, environmental technology and chemical engineering are CERRO MATOSO SA, BROKEN HILL ASS SMELTER and METALS PRODUCTION LTD.

Patent filings in countries

World map showing CHENZHOU XIONGFENG ENVIRONMENTAL PROTECTION SCIENCE AND TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 23

Patent filings per year

Chart showing CHENZHOU XIONGFENG ENVIRONMENTAL PROTECTION SCIENCE AND TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lei Rihua 23
#2 Peng Zhiping 21
#3 Deng Yongxi 19
#4 Xu Hualong 10
#5 Zhang Xuming 5
#6 Ren Wensheng 4
#7 Pan Huaxiang 3
#8 Long Xueliang 2
#9 Chen Jiaohua 2
#10 Hu Yao 1

Latest patents

Publication Filing date Title
CN112176204A Copper and tellurium removal process for noble bismuth
CN112178454A Method for preventing liquid chlorine tank from freezing
CN112239811A Practical water quenching process for matte
CN110986572A Front bed of lead reduction furnace
CN110714126A Device for reducing and smelting copper dross by scrap iron method
CN110732706A precious metal drilling lifting device
CN110712846A Organic acid sodium storage and discharge device
CN110846518A Noble metal separation and purification device in solution
CN110790279A Equipment for simultaneously recovering precious metals and preparing high-purity silicon
CN110846499A Noble metal alloy purification device based on acid dissolution
CN110841429A Chlorine gas recovery unit for dechlorination of high-chlorine lead silver slag
CN110835688A Reduction leaching process for high-arsenic lead soot arsenic
CN110917850A Method for cleaning calcium sulfate scale of double-alkali desulfurization tower
CN109652656A A kind of precious metal alloys purification process of enriching and refinement oxide furnace
CN109881021A A kind of refinement oxide continuous tunnel furnace
CN109825709A A kind of precious metal alloys purification Concentration of Gold silver process
CN109852817A A kind of oxidation furnace being enriched with electrum
CN109055981A A kind of lead anode slurry wash water impurity removal process
CN109022817A The new process of high chlorine lead smelting gas dechlorination
CN109022809A A kind of organic acid sodium-iron chip filter reduction melting copper dross slag new process