process of production of iron

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Iron Extraction Process

Iron Extraction Process In the blast furnace process, the first step on the way towards heavy plate, pig iron is produced from iron ore The composition of the ore and additions is accurately adjusted to the final products of AG der Dillinger Hüttenwerke and Saarstahl AG...

PROCESS FOR PRODUCING FERROUS SULFATE

Sep 18, 1973· A process is provided for converting iron, such as scrap iron, directly to ferrous sulfate monohydrate in the absence of intermediate formation of ferrous sulfate heptahydrate, the use of pressure, vacuum and/or excessively high operating temperatur...

Steel manufacture

Making iron [] Conversion to steeThe basic raw material for steel manufacture is either the hot metal from the blast furnace, steel scrap or a mixture of bothThe proportions of material used vary according to the process and the type of steel required...

Beneficiation of Iron Ore

The Iron Ore Process Flowsheet The iron ore beneficiation flowsheet presented is typical of the large tonnage magnetic taconite operations Multi-parallel circuits are necessary, but for purposes of illustration and description a single circuit is shown and described...

Iron Production Process

Jul 29, 2014· RSNZ 'Big Science' Documentary Making Competition 2006, entry by Pukekohe High School students Tim, Alec & Allen...

How clothes iron is made

As each subassembly of the iron is manufactured, the pieces are checked for correct functionality During the assembly process, an iron is removed from the production line and taken apart by an independent department to look for errors Any mistakes result in the whole batch of irons being checked and corrected if necessary...

125 Iron And Steel Production

125 Iron And Steel Production 1251 Process Description1-3 The production of steel at an integrated iron and steel plant is accomplished using several interrelated process The major operations are: (1) coke production, (2) sinter production, (3) iron...

How iron is made

Iron processing, use of a smelting process to turn the ore into a form from which products can be fashioned Included in this article also is a discussion of the mining of iron and of its preparation for smelting Iron (Fe) is a relatively dense metal with a silvery white appearance and distinctive...

Ferrous metallurgy

Its process of production, Wootz steel, was exported before the 4th century BC from India to ancient China, Africa, the Middle East and Europe Archaeological evidence of cast iron appears in 5th-century BC China New methods of producing it by carburizing bars of iron in the cementation process ,...

Ironmaking Processes

Osmond Process This process was first developed in the 13 th Century but did not rival bloomery production, which continued in most plac P ig iron was melted in a hearth that was narrow and deep The hearth had a charcoal fire blown with bellows through a tuyere and, as the iron melted, the drops fell though the blast and congealed...

Iron Production

The production of iron from its ore involves an oxidation-reduction reaction carried out in a blast furnace Iron ore is usually a mixture of iron and vast quantities of impurities such as sand and clay referred to as gangue The iron found in iron ores are found in the form of iron oxid...

Production of pig iron

Pig iron is produced in the blast furnace sector The raw materials used include ore, sinter, coke, lime and various aggregat To ensure that the production process maintains a high and stable level of quality, these materials have to be metered precisely and supplied to the blast furnace in batch Teamwork Process-controlled blast furnace ....

Wrought Iron Production

Wrought Iron Production Wrought Iron Production The production of wrought iron or steel is a process containing two main stag The first stage is to produce pig iron from iron ore in a blast furnace Alternatively, it may be directly reduced The second is to make wrought iron or steel from pig iron by puddling process a further process ....

Powder Production Technologies

The sponge iron process The longest established of these processes is the sponge iron process, the leading example of a family of processes involving solid state reduction of an oxide In the process, selected magnetite (Fe3O4) ore is mixed with coke and lime and placed in a silicon carbide retort...

Sponge Iron Production Process

Market share: About 23% of sponge iron total production 4) Tunnel furnace process This process is the oldest direct reduction method In this method, Thermal coal is mixed with iron ore as a reducing agent Natural gas generates the required reduction temperature, and reduction is performed on Silicon Carbide (SiC) Crucibles in a tunnel furnace...

Production Process

Billets are produced through Induction Furnace, Ladle Refining Furnace and Continuous Casting Machine route Raw materials of billet production are mild steel scrap, ferroalloys, direct-reduced iron, carburizers, de-carburizers and fluxes & additiv Bars are produced in fully automated Re-Rolling Mills...

The Extraction of Iron

Cast iron has already been mentioned above This section deals with the types of iron and steel which are produced as a result of the steel-making process Wrought iron: If all the carbon is removed from the iron to give high purity iron, it is known as wrought iron Wrought iron is quite soft and easily worked and has little structural strength...

Energy Use in US Steel Manufacturing

From the data in Table 1 and Fig 3 it is apparent that the production of hot metal or pig iron is the most energy intensive process for steel production at roughly 135 × 10 9 joules per ton (1000 Kg) of pig iron produced The basic oxygen furnace is the second most energy intensive process at 11 × 10 9 joules per ton or steel produced The Electric arc furnace has significantly less energy ....