equipment used in refining pig iron

iron Production and Refining Infoplease

It usually contains 2 to 6 carbon Scrap iron or steel is often added to vary the composition Cast iron is used extensively to make machine parts engine cylinder blocks stoves pipes steam radiators and many other products Gray cast iron or gray iron is produced when the iron in...

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CPC Scheme

processing of pig-iron eg refining manufacture of wrought-iron or steel treatment in molten state of ferrous alloys refining metals in general c22b 9/00 2020-05 WARNING In this subclass non-limiting references in the sense of paragraph 39 of the Guide to the IPC may still be displayed in the scheme...

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Smelting Refining Melting Equipment

Smelting Furnace of Iron Ore Laboratory-scale experiments showed that pig irons and steels of acceptable grade can be made by arc-furnace methods from east Texas siliceous ores containing less than 25 percent iron Under highly reducing conditions 97 to 99 percent of the iron in the ore was recovered as pig iron Small quantities of limestone the minimum limited only by progressively higher...

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the equipment mining in refining pig iron

iron ore refining equipment for sale in china equipment used in refining pig iron Grinding Mill China Home >Products >iron ore refining equipment for sale in china The raw materials used to produce pig iron in a blast furnace are iron ore coke sinter and Get help online Live Chat...

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Tecnosulfur Desulfurization Process dephosphorization

Afterwards the dephosphorization agent is applied to the pig iron at the Dephosphorization Station by way of initial refining for the purpose of reducing the phosphorus content From the Dephosphorization Station the pig iron goes to the converters or electric furnaces of the...

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Economy Industrial Pig Iron Ingot Casting Machines

PIG CASTING MACHINE Economy s pig casting machines cast from 3 tons / hour to 250 tons / hour The Economy pig casting machines are installed in many parts of the world including the Caribbean South America Mexico Canada Europe Saudi Arabia...

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From pig iron to crude steel

The refining of pig iron into steel is carried out in liquid form For this purpose the pig iron produced in the ironworks is first collected in large mixing containers called pig iron mixers with a capacity of up to 1800 tons Several pig iron tappings are mixed in it to compensate for differences in composition and thus provide the...

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PDF STAINLESS STEEL PLANT DESIGN USING NICKEL PIG IRON

The average price for nickel pig iron NPI that will be used as the feed material is US 463/ton 1 Oxygen gas and nitrogen gas will be bought from an existing steel plant in Cilegon The price is not fixated yet because a cooperation contact needs to be done between PT Puncak Jaya Stainless Steel and the steel plant in Cilegon...

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An Introduction to Iron

Jul 30 2001 0183 32 The resultant product is crude pig iron When crude pig iron is subjected to further remelting and refining procedures it yields commercially pure iron Metallic iron is used in the following applications CO 5 powder is utilized as a magnet core for medical applications and in high-frequency equipment Dicyclopentadienyl iron or...

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Refining metallurgy

The term refining is used in a narrower context Henry Cort s original puddling process only worked where the raw material was white cast iron rather than the grey pig iron that was the usual raw material for finery forg To use grey pig iron a preliminary refining process was necessary...

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Steelmaking Foundry Pig Iron /cast Iron Supplied Directly

Feb 17 2021 0183 32 Pig iron is an iron-carbon alloy with a carbon content of more than 2 Industrial pig iron generally has a carbon content of 211 -43 and contains elements such as C Si Mn S and P It is smelted with iron ore in a blast furnace product Pig iron performance is...

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Injection systems for refining pig iron and steel outside

Nov 23 2007 0183 32 Injection systems for refining pig iron and steel outside the furnace The equipment used to treat pig iron and steel is nearly identical with certain differences in application Injection Lances The lances for the injection of pig iron are usually made of a refractory containing 70 alumina The lances are 200 mm in diameter and 5-7 m long...

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Process for refining molten pig iron and steel

What is claimed is 1 A process for refining molten pig iron and steel which comprises successively treating each of at least four charges with oxygen-blowing in a converter and stopping the oxygen-blowing at a blown-off carbon C content ranging from 009 to 015 tapping the resultant molten steel from the converter and subjecting the molten steel tapped from the converter to a...

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US3356490A

US3356490A US45038665A US3356490A US 3356490 A US3356490 A US 3356490A US 45038665 A US45038665 A US 45038665A US 3356490 A US3356490 A US 3356490A Authority US United States Prior art keywords slag vessel metal refining iron Prior art date 1964-05-04 Legal status The legal status is an assumption and is not a legal conclusion...

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Melting materials

Nov 01 1993 0183 32 Pig iron grades most imported from Brazil depend on the ore the reduction process refining treatments and/or alloying practices employed by the manufacturer Classification of standard grades is based primarily on P content The C content in pig iron may vary between more than 4 down to 26 The foundry buyer must consider the chemical...

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Iron Ore Smelting Process

The pig iron then undergoes a number of treatments and processes converting the pig iron to various grades of steel The ore is loaded into a blast furnace along with measured quantities of coke and limestone Hot combustion air is supplied to the furnace and some form of fuel used to raise the temperature The iron is reduced from the ore by...

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Equipment Used In Refining Process Iron Ore Jaw Crusher

How The Iron Ore Market Works Vale Rio Jan 24 2020 iron ore is an essential component for the global iron and steel industries almost 98 of mined iron ore is used in steel making about 50 countries mine iron ore with australia and brazil Equipment Used In Refining Process Iron Ore...

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equipment for refining iron ore

Equipment Used In Refining Process Iron Ore Jaw How The Iron Ore Market Works Vale Rio Jan 24 2020 iron ore is an essential component for the global iron and steel industries almost 98 of mined iron ore is used in steel making about 50 countries mine iron ore with australia and brazil Equipment Used In Refining Process Iron Ore READ MORE...

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The Process of Making and Refining Steel from Raw Iron

Apr 27 2017 0183 32 Pyro metallurgical and hydrometallurgical techniques are popular processes of refining Iron ore is utilized in the p the iron used as raw material grey pig iron- the reason for this is...

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How iron is made

The raw materials used to produce pig iron in a blast furnace are iron ore coke sinter and limestone Iron ores are mainly iron oxides and include magnetite hematite limonite and many other rocks The iron content of these ores ranges from 70 down to 20 or less...

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EP0107299A1

This invention uses a dual-basicity DB flux during the refining of steel which comprises the use of one or more flux components with high basicity/activity for example sodium carbonate and/or barium oxide with one or more normal fluxes having a lower basicity/activity such as calcium or magnesium oxides or dolomite It has been found that it is only necessary to use a small percentage of...

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CPC COOPERATIVE PATENT CLASSIFICATION C CHEMISTRY

1/00 Refining of pig-iron Cast iron 1/02 Dephosphorising or desulfurising 1/025 Agents used for dephosphorising or desulfurising 1/04 Removing impurities other than carbon phosphorus or sulfur 1/06 Constructional features of mixers for pig-iron 1/08 Manufacture of cast-iron 1/10 Making spheroidal graphite cast-iron 1/105...

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