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CN100494423C - Method for recovering valuable metal from

2002-12-6 · the above-described Fe-Mo- P Ni-based alloy removal step; and a step of generating a reducing agent-containing alloy is Fe-V V slag. CN100494423C - Method for recovering valuable metal from waste containing V, Mo, and nickel - Google

(Metallurgy)

2012-9-2 · easy magnetization axis ebr eccentric bottom tapping eccentric converter electric furnace slag electric heating electric melting electric pig iron electric pig iron furnace

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2011-2-22 · Slag formers are used at all stages of iron and steel production, such as refining, pretreatment, post-treatment, and in steel casting. Slag formers consist of lime, dolomite, fluorspar, etc. Lime and dolomite are the two primary fluxes. 4.

Clean Metal: Remove Oxidation or Paint From Metal

2012-12-19 · There are 3 basic ways to remove oxidation or paint from metal in a home shop: mechanical, chemical, and electrochemical. (Thermal methods, and exotic techniques like dry ice blasting, molten salt dips, and bacterial siderophores, require specialized equipment.)

A brief discussion on the smelting process of nickel

Ore furnace product is crude nickel, wrapped in hot metal desulfurizing agent before tapping, tapping and desulfurization, crude nickel containing Si, C, P and other impurities, need to continue refining slag, adding acid converter, oxygen silicon removal, while adding nickel containing waste to prevent the high temperature of molten iron

What is the role of casting slag remover?_Henan

The time spent on the melting furnace is long, and naturally there will be slag. Cleaning the slag is a difficult task. Our company's DFC-300 high-efficiency casting slag removal agent produced by the new technology of national scientific research institutes is a new type of chemical auxiliaries in the smelting and casting process.

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Slag X is an additive which can ameliorate the character of slag in the Electric Induction Furnace, also can improve the melting Slag X is an additive which can ameliorate the character of slag in the Electric Induction Furnace. Supplier - sun yuen lohakil co., ltd. [Other] Thailand Credibility:

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2019-12-19 · Concrete is a composite material composed of fine and coarse aggregate bonded together with a fluid cement (cement paste) that hardens over timemost frequently in the past a lime-based cement binder, such as lime putty, but sometimes with other hydraulic cements, such as a calcium aluminate cement or with Portland cement to form Portland cement concrete (for its visual

Study of the foaming of steelmaking slag and its

Study of the foaming of steelmaking slag and its effect on the thermal performance of an electric-arc furnace Article in Metallurgist 56(3-4) · July 2012 with 36 Reads How we measure 'reads'

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2011-2-22 · Slag formers are used at all stages of iron and steel production, such as refining, pretreatment, post-treatment, and in steel casting. Slag formers consist of lime, dolomite, fluorspar, etc. Lime and dolomite are the two primary fluxes. 4.

Shaft Furnace - an overview ScienceDirect Topics

John Campbell, in Complete Casting Handbook (Second Edition), 2015. 14.2.1 Tower (Shaft) Furnaces. The tower or shaft furnace is one of the most efficient melting units because it is a true counter-current heat exchanger. Cold charge enters at the top of the tower and slowly descends, while spent gases from the melting zone pass up the tower, preheating the charge before its arrival in the

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foundry casting slag remover Unexpanded perlite raw perlite ore . US $ 180-201 / Ton . 1 Ton (Min Suitable for crucible furnace and electric furnace. Dry slag removing agent Chloride and fluoride 0.1-0.3% aluminum- alloy. Used in the furnace or outside the furnace. Boiler Slag Remover Flux . RJ4 Magnesium alloy melting refining flux for

Shaft Furnace - an overview ScienceDirect Topics

John Campbell, in Complete Casting Handbook (Second Edition), 2015. 14.2.1 Tower (Shaft) Furnaces. The tower or shaft furnace is one of the most efficient melting units because it is a true counter-current heat exchanger. Cold charge enters at the top of the tower and slowly descends, while spent gases from the melting zone pass up the tower, preheating the charge before its arrival in the

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The presented volume of the journal "Advanced Materials Research" is the regular special issue from the series "Advanced Materials and Technologies" and collected from peer-reviewed stand-alone papers describing the results of research and engineering solutions dealing with actual problems in the area of materials science and materials processing technologies.

Furnace Top - an overview ScienceDirect Topics

As shown in Fig. 14.1, the blast furnace is essentially a countercurrent reactor through which solid raw materials, including iron ore, coke, and fluxes, are fed from the furnace top while molten metal and slag are removed through tap holes located at the bottom of the furnace. Air which is heated to about 1200°C and often enriched with oxygen

CN100494423C - Method for recovering valuable metal from

2002-12-6 · the above-described Fe-Mo- P Ni-based alloy removal step; and a step of generating a reducing agent-containing alloy is Fe-V V slag. CN100494423C - Method for recovering valuable metal from waste containing V, Mo, and nickel - Google

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BOF steelmaking process details - Metallurgical and

Pouring slag off at furnace 39 Most slag is removed from furnace, in some shops slag is used to coat furnace walls The energy required to raise the fluxes, scrap and hot metal to steelmaking temperatures is provided by oxidation of various elements in the charge materials. The principal elements are iron, silicon, carbon, manganese and

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Chapter 10. Electric Furnace Steelmaking - DocShare.tips

The EAF is tilted for both tapping and slag removal. In the case of furnace tapping, the maximum forward tilting angle will be dependent on the type of furnace bottom. For conventional spout tapping, it may be necessary to tilt to an angle of 45° to fully tap the furnace. For bottom tapping furnaces the maximum tilt angle is usually 1520°.

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Slag Removing Agent For Casting, Slag Removing

Alibaba.com offers 172 slag removing agent for casting products. About 2% of these are adsorbent, 1% are coating auxiliary agents. A wide variety of slag removing agent for casting options are available to you, such as free samples.

CN1035831C - Direct reduction process and apparatus for

1994-11-18 · The present invention is to adapt to the development of iron and steel industry, in line with conditions of the melter-gasifier enriched direct reduction technology new method and apparatus for iron, the art of direct reduction of iron and steel metallurgy.

Brook's Blog A Water Treatment Chemical Expert

Blast furnace slag water circulation system. The blower circulates water to treat the medicament. Use of steel mills. Oxygen converter flue gas purification sewage treatment agent. The converter indirectly cools the circulating water treatment chemical. Electric furnace net circulation cooling water system. The converter softens the cooling

Pitting corrosion - facts and how to reduce the risk

Pitting corrosion attacks most often take place at points where the passive layer might be weakened, for example by slag inclusions, a damaged surface or imperfections in the passive layer. Once the attack has started, the material can be completely penetrated within a short time.

CN1035831C - Direct reduction process and apparatus for

1994-11-18 · The present invention is to adapt to the development of iron and steel industry, in line with conditions of the melter-gasifier enriched direct reduction technology new method and apparatus for iron, the art of direct reduction of iron and steel metallurgy.

Shaft Furnace - an overview ScienceDirect Topics

John Campbell, in Complete Casting Handbook (Second Edition), 2015. 14.2.1 Tower (Shaft) Furnaces. The tower or shaft furnace is one of the most efficient melting units because it is a true counter-current heat exchanger. Cold charge enters at the top of the tower and slowly descends, while spent gases from the melting zone pass up the tower, preheating the charge before its arrival in the

Study of the foaming of steelmaking slag and its

Study of the foaming of steelmaking slag and its effect on the thermal performance of an electric-arc furnace Article in Metallurgist 56(3-4) · July 2012 with 36 Reads How we measure 'reads'

CN100494423C - Method for recovering valuable metal from

2002-12-6 · the above-described Fe-Mo- P Ni-based alloy removal step; and a step of generating a reducing agent-containing alloy is Fe-V V slag. CN100494423C - Method for recovering valuable metal from waste containing V, Mo, and nickel - Google

05-(V)51 _Fixed_

2011-11-4 · 05-(V)51 _Fixed - - Steel-making and CCM Terminology A low-shaft furnace