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SHANDONG GUODA GOLD CO LTD

Overview
  • Total Patents
    85
  • GoodIP Patent Rank
    31,178
  • Filing trend
    ⇩ 10.0%
About

SHANDONG GUODA GOLD CO LTD has a total of 85 patent applications. It decreased the IP activity by 10.0%. Its first patent ever was published in 2006. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, materials and metallurgy and chemical engineering are YUNNAN CHIHONG ZN & GE CO LTD, JIANGXI COPPER CORP and BHP BILLITON SA LTD.

Patent filings in countries

World map showing SHANDONG GUODA GOLD CO LTDs patent filings in countries
# Country Total Patents
#1 China 85

Patent filings per year

Chart showing SHANDONG GUODA GOLD CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Jianzheng 45
#2 Guo Jiandong 44
#3 Zhu Debing 34
#4 Liang Zhiwei 28
#5 Xu Yongxiang 25
#6 Liu Zhanlin 24
#7 Sun Haofei 18
#8 Lyu Shouming 14
#9 Wang Qiliang 14
#10 Sun Xueping 13

Latest patents

Publication Filing date Title
CN112143883A Method for reducing concentration of acid in gold concentrate roasting smelting purification waste acid
CN112143907A Method for improving leaching rate of gold and silver in arsenic-containing gold concentrate
CN111905920A Method for recovering valuable elements from cyaniding gold extraction waste residues
CN111715413A Method for enriching sulfur concentrate by flotation of tailings generated in lead and copper separation
CN111793754A Method for recovering multiple elements from cyaniding gold extraction waste liquid
CN111041824A Preparation method of carbon fiber-nylon composite fiber
CN111013248A Preparation method of carbon fiber filter plate
CN111013254A Arsenic-containing waste liquid filtering system
CN111013241A A device for retrieving flocculation and precipitation in waste liquid
CN111013249A Carbon fiber composite fiber filter screen
CN110846496A Sulfating roasting smelting method of sulfur-containing copper-cobalt concentrate
CN110819814A High-arsenic waste acid treatment method
CN110819815A Waste acid purification method
CN110282939A A kind of method that gold mine selects sulphur waste residue production building material brick
CN110306066A A kind of multistage gold extracting method of the difficult tailing of gold containing arsenic
CN109351465A A kind of method that step separates Determination of multiple metal elements in synthetical recovery Gold Concentrate under Normal Pressure
CN108893603A A method of the comprehensively recovering valuable metal from the pickle liquor of Gold Concentrate under Normal Pressure
CN108950204A A method of zinc is effectively recycled from the pickle liquor of cupric
CN108913892A A method of the comprehensively recovering valuable metal from the pickle liquor of cupric
CN108866336A A method of recycling zinc from the pickle liquor of Gold Concentrate under Normal Pressure