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솔레노이드밸브작동원리및종류,체크밸브,기능성합금,알루미늄,망간,리벳용,결정구조,비철금속로,스테인리스,알루미늄합금판,Chemica 2007.06.20해당카페글 미리보기
동광석,동정광 3.Matte Smelting Matte Smelting의 이해 Matte Slag 4.동 제련 공법 용광로 공법 (Blast Furnace) 반사로 공법 (Reverberatory Furnace Matte Smelting) 전기로 (Electric Furnace Matte Smelting) 노란다 공법과 떼니엔떼 공법 (Noranda...
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철강 지식 5 - 철강의 제조 공정 (3) 2011.11.16해당카페글 미리보기
향료의 재료 중결타르 : B-C유 대체원료 4) Gas류 연료용가스 : COG(Coke Oven Gas), LDG(Linz Donawitz Gas ), BFG(Blast Furnace Gas) 공업용가스: 질소, 아르곤, 수소, 기체산소, 액체산소 5)산화철 영구자석, 전자석, 페인트원료, 보도블록원료 6)아연...
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Re:동제련2 2011.06.25해당카페글 미리보기
MgO 등) 규산도에 따라 Slag Type 이 산성(Acid), 중성(Neutral), 염기성(Basic) Slag로 나눌 수 있다 ● 용광로 공법 (Blast Furnace) 제련 초기에는 동괴광을 그대로 제련하는 일이 많았으므로 세계적으로 용광로가 많이 쓰여졌다. 특히, 동광석중의...
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Commodity Market Headline News (5th of Dec) 2013.12.05해당카페글 미리보기
said. He said this year's consumption level would be higher than last year, but added that this as due to a blast furnace turnaround in 2012. State-owned Hanggang's daily scrap inventory has averaged 34,000-35,000 mt this year, but the...
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Commodity market headline (9th of Dec) 2014.12.09해당카페글 미리보기
a private equity group, as the primary negotiation partner for the sale of POSFINE, a company that sells ground blast-furnace slags to cement makers. It said it may sell POSCO Uruguay S.A., a company in charge of reforestation work, next...
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Commodity market headline (16th of Feb) 2015.02.16해당카페글 미리보기
of tonnes. The cost structure of the industry is even more uncertain, defined by the differences between older blast furnace and newer rotary kiln methods of production and between stand-alone operators and those integrated with...
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There’s More Pain to Come for Europe’s Wounded Steelmakers 2016.04.18해당카페글 미리보기
hoping to stop the shutdown in Liege. It didn’t. In northern England last year, Tata Steel closed its Redcar blast furnace after no buyers were found. “If you’re not one of the most-efficient producers, it’s very hard to be...
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Re:동 (구리)의 개발, 제련, 용도 2011.06.18해당카페글 미리보기
continuous smelting) 및 자용로 공법(flash smelting process)이 최근 널리 쓰이고 있다. 제련법 비 고 용광로 공법 (Blast Furnace) -동괴광을 그대로 제련하던 제련산업 초기에 주로 쓰임 -동광석중의 유황이 산화열이 커서 연료의 대용이 되므로 이를...
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Commodity market headline (12th of May) 2014.05.12해당카페글 미리보기
of overseas processing facilities for now, but it is also willing to look into any good opportunity in owning a blast furnace abroad, he said. JFE has said it was considering taking a majority stake in a project to construct a plant in...
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Commodity market headline (13th of July) 2012.07.13해당카페글 미리보기
plagued end-users, several mill sources said. Iron ore is the primary raw material used in steelmaking for blast furnace operators. "We're planning to cut spot iron ore imports by about one to two Capesize vessels, or about 300,000...