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DONGBU METAL CO LTD

Overview
  • Total Patents
    20
  • GoodIP Patent Rank
    230,991
About

DONGBU METAL CO LTD has a total of 20 patent applications. Its first patent ever was published in 2007. It filed its patents most often in Republic of Korea, Ukraine and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets materials and metallurgy, chemical engineering and environmental technology are UDY MARVIN J, WALTER BIRKETT HAMILTON and OET METALCONSULT SRL.

Patent filings in countries

World map showing DONGBU METAL CO LTDs patent filings in countries

Patent filings per year

Chart showing DONGBU METAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Min Dong Shik 8
#2 Cho Hai Chang 7
#3 Kim Jung Min 6
#4 Lee Jeong No 6
#5 Song Nam Yong 6
#6 Shin Jae Gwan 6
#7 Park Chan Soo 5
#8 Lee Hong Sik 4
#9 Shin Hyun Kyu 3
#10 Lee Kwang Jung 3

Latest patents

Publication Filing date Title
KR20170038420A Manufacturing method and apparatus for low-carbon manganese ferroalloy using complex top blowing of refining converter
KR20150050629A Method for producing high purity manganese sulphate monohydrate from byproduct of manganese steel alloy electric furnace and high purity manganese sulphate monohydrate produced thereby
KR20150050628A Method for producing high purity manganese sulphate monohydrate from byproduct of manganese steel alloy smelting furnace and high purity manganese sulphate monohydrate produced thereby
KR20150050630A Method for producing high purity manganese oxide from byproduct of manganese steel alloy smelting furnace and electric furnace and high purity manganese oxide produced thereby
KR20150050633A Method for producing high purity manganese oxide from byproduct of manganese steel alloy smelting furnace and high purity manganese oxide produced thereby
KR20150050632A Method for producing high purity manganese sulphate monohydrate from byproduct of manganese steel alloy smelting furnace and electric furnace and high purity manganese sulphate monohydrate produced thereby
KR20150050634A Method for producing high purity manganese oxide from byproduct of manganese steel alloy electric furnace and electric furnace and high purity manganese oxide produced thereby
KR101441952B1 A method of manufacturing ammonium manganese sulfate by using dust of refining furnace
KR20140024989A Method for manufacturing low-phosphorus high-cabon ferromanese
KR20130122244A Method for producing high purity manganese sulphate monohydrate and high purity manganese sulphate monohydrate produced thereby
KR20130078936A A method of manufacturing femn by using manganese oxides and carbon reducer
KR101069740B1 Manufacture apparatus for epoxy bar
KR20120084831A Manufacturing method of low carbon simn by ladle furnace
KR20120072576A A method of manufacturing composite pellet by using byproduct of manganese steel alloy and silicon reducer
KR20110109419A Method for estimating alloy density of molten ferro-manganese
KR20100098977A Low-phosphorus high-, medium-, and low-carbon ferromanese process
KR100889859B1 Process for production of ultra low phosphorous and carbon ferromananganese by using of ferromanganese slag
KR20090059355A Manufacturing method of ultra low phosphorous and carbon ferromanganese and its product