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YUNNAN COPPER CO LTD

Overview
  • Total Patents
    41
  • GoodIP Patent Rank
    121,032
  • Filing trend
    ⇩ 100.0%
About

YUNNAN COPPER CO LTD has a total of 41 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2005. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, materials and metallurgy and electrical machinery and energy are WANG ZHENGXIN, FEDERAL NOE G BJUDZHETNOE UCHREZHDENIE NAUKI INST NEFTEKHIMICHESKOGO SINTEZA IM A V TOPCHIEVA ROSSIJ and EAST CHINA ENG SCI & TECH CO LTD.

Patent filings in countries

World map showing YUNNAN COPPER CO LTDs patent filings in countries
# Country Total Patents
#1 China 41

Patent filings per year

Chart showing YUNNAN COPPER CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dai Hongkun 12
#2 Zhang Bangqi 12
#3 Shi Yifeng 12
#4 Xu Yangliang 9
#5 Wang Chong 9
#6 Wang Pengcheng 7
#7 Sha Mei 7
#8 Chen Zhongliang 7
#9 Shu Bo 7
#10 Wang Xiaowu 6

Latest patents

Publication Filing date Title
CN107789851A A kind of triple effect vacuum vaporation system for improving copper sulphate evaporation efficiency
CN107604176A A kind of method that high-purity bronze is extracted from copper anode mud and high-purity bronze
CN107188136A A kind of method of separating tellurium in pressureleaching solution from copper anode mud
CN107171262A A kind of chi structure and cross method of the vertical busbar of multi-disc
CN106521562A Recovery method of copper electrolysis permanent stainless steel cathode
CN105621827A Heavy metal sludge precalcination-solidification treatment method
CN105693050A Harmless disposal method for high-arsenic heavy metal sludge
CN105236362A Method of separating and purifying Se and Te from Se/Te mixture
CN105236361A Separation method of mixed solution containing selenium and tellurium in copper anode mud treatment process
CN105112693A Method for pressure leaching of rhenium in rhenium-rich slag
CN104357661A Method for comprehensively recovering copper and indium from lead matte
CN104451147A Purification and copper removal method for hydrochloric acid-bismuth chloride solution
CN104404277A Method for strengthened leaching of rhenium in rhenium-rich slag and rhenium leaching solution
CN104226896A Compound release agent for copper anode casting and preparation method of compound release agent
CN103435016A Method for extracting selenium from acid mud
CN103407975A Selenium and tellurium separation and extraction method for high-selenium low-tellurium solution
CN103406376A Manufacturing method of high strength contacting line
CN103447482A Double-row chain type automatic quantitative casting machine
CN103406204A Method and device for heating electrostatic precipitator insulator
CN103433461A Die and method for copper die die-cast formation