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HUNAN RUIYI ZIHUAN TECH CO LTD

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    87,992
  • Filing trend
    ⇧ 700.0%
About

HUNAN RUIYI ZIHUAN TECH CO LTD has a total of 19 patent applications. It increased the IP activity by 700.0%. 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, thermal processes and environmental technology are SHANDONG HUMON SMELTING CO LTD, HENAN YUGUANG ZINC IND CO LTD and OUTOKUMPU TECHNOLOGY OYJ.

Patent filings in countries

World map showing HUNAN RUIYI ZIHUAN TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 19

Patent filings per year

Chart showing HUNAN RUIYI ZIHUAN TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liang Chao 18
#2 Liu Wei 14
#3 Xie Longchen 14
#4 Long Sen 11
#5 Han Xu 8
#6 Peng Hongkui 7
#7 Li Chen 6
#8 Zhang Lipan 6
#9 Chen Cheng 4
#10 Liu Zhengliang 4

Latest patents

Publication Filing date Title
CN111765473A Arsenic-containing solid waste treatment system and treatment method
CN111704163A Arsenic trioxide purification system and purification method
CN111218569A Smelting furnace and smelting method for extracting valuable metals from laterite-nickel ore
CN111235391A Metallurgical furnace for treating copper-containing sludge and treatment method thereof
CN111187923A Side-blown furnace for nickel-containing sludge treatment, flue gas treatment system and treatment method
CN109449525A The innoxious recovery and treatment method and device of waste lithium cell electrolyte
CN109517999A A kind of side-blown method of smelting of secondary lead-containing material
CN109439924A A kind of processing method of secondary lead-containing material
CN109368693A A kind of cleaning method of the fluorine-containing chlorine material of high arsenic
CN109485133A A method of the dechlorination of waste acid containing chlorine
CN109234540A A kind of method of copper ashes and electroplating sludge collaboration processing recycling valuable metal
CN109052331A A kind of method of resource of the gypsum tailings containing arsenic
CN108707745A A kind of method of high ferro zinc calcine redox roasting
CN108220626A A kind of arsenic alkaline slag reduction melting processing method