equipment used in refining pig iron

  • Injection systems for refining pig iron and steel outside

    Nov 23, 2007· 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.US4052197A Process for making steel from pig iron,A process for continuous refining in which liquid pig iron is supplied to a pig iron melt which is at least partially refined while said melt is being intensively agitated, the refining means (preferably oxygen) is introduced into the pig iron melt by means of tuyeres mounted in the refining vessel, and discharging the refining means beneath the surface of thepig iron melt, the tuyeres being

  • Refining (metallurgy) Wikipedia

    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 forges. To use grey pig iron, a preliminary refining process was necessary to remove silicon. The pig iron was melted in a running out furnace and then run out into a trough.CPC Scheme C21C PROCESSING OF PIG-IRON, e.g. REFINING,processing of pig-iron, e.g. 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.

  • The Process of Making and Refining Steel from Raw Iron

    Apr 27, 2017· 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 isPig iron Wikipedia,Pig iron is an intermediate product of the iron industry in the production of steel, also known as crude iron, which is obtained by smelting iron ore in a blast furnace.Pig iron has a very high carbon content, typically 3.8–4.7%, along with silica and other constituents of dross, which makes it very brittle and not useful directly as a material except for limited applications.

  • Economy Industrial Pig Iron & Ingot Casting Machines

    pig iron, ferro alloy granulation.. Economy Industrial is the exclusive supplier of the Gran-Tech Molten Metal Granulation System to the Ferronickel, Nickel Pig Iron, Blast Iron, and Ferrochrome producers located in the Peoples Republic of China.Steelmaking and Refining Introduction to Chemistry,Primary steelmaking uses mostly new iron as the feedstock, usually from a blast furnace. Secondary steelmaking is performed in an electric arc furnace and uses scrap steel as the primary raw material. Refining consists of purifying an impure metal. Wrought iron

  • Injection systems for refining pig iron and steel outside

    Nov 23, 2007· 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.From pig iron to crude steel tec-science,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

  • 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, South Africa, Russia, Iceland, Australia, and the USA.US4052197A Process for making steel from pig iron,A process for continuous refining in which liquid pig iron is supplied to a pig iron melt which is at least partially refined while said melt is being intensively agitated, the refining means (preferably oxygen) is introduced into the pig iron melt by means of tuyeres mounted in the refining vessel, and discharging the refining means beneath the surface of thepig iron melt,

  • US3356490A Refining pig iron Google Patents

    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.Pig_iron chemeurope,Refining. Pig iron is melted and a strong current of air is directed over it while it is being stirred or agitated. This causes the dissolved impurities (such as silicon) to be thoroughly oxidized (and thus released into the atmosphere). The metal is then cast into molds or used in other processes.

  • PIG IRON REFINING PROCESS EISENWERKE GES

    The present invention relates to a pig iron refining process and more specifically to refining phosphorus containing pig iron in a tiltable refining vessel. Among the various pig iron refining processes used in industry and making use of pure oxygen, a process was recently developed in which refining oxygen is blown into a converter through itsCreating Iron HowStuffWorks,­The third opt­ion for pig iron is to push the refining process even further and create steel, which we'll examine on the next page. Iron Advantage. Between the 15th and 20th centuries, some countries had an industrial leg up on the competition due to the availability of iron ore deposits. For example, China, India, England, the United States

  • 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 the mold is cooled slowly.Equipment/Weapons Archives PIG IRON PRODUCTIONS,Equipment/Weapons. Showing all 9 results PIG IRON PRODUCTIONS. Designed By Flickering Light Studio. Contact. Phone: +44 (0) 1904 637368 Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non

  • CPC Scheme C21C PROCESSING OF PIG-IRON, e.g. REFINING

    processing of pig-iron, e.g. 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.Iron Ore Smelting Process Bright Hub Engineering,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

  • Frequently Asked Questions International Iron Metallics

    Typically pig iron, hot briquetted iron (HBI) and direct reduced iron (DRI). More recently, granulated pig iron (GPI) has been used as well. Liquid pig iron (hot metal) is also used as EAF feedstock when there is an adjacent, captive source. For further information see our Fact Sheets: Fact Sheet #2 about use of hot briquetted iron in the EAFHenry Cort English manufacturer Britannica,Jan 01, 2021· Henry Cort, (born 1740, Lancaster, Lancashire, Eng.—died 1800, London), British discoverer of the puddling process for converting pig iron into wrought iron.. Having accumulated capital by serving 10 years as a civilian official of the Royal Navy, Cort bought an ironworks near Portsmouth in 1775.In 1783 he obtained a patent for grooved rollers that were capable of producing iron

  • Puddling (metallurgy) Wikipedia

    The puddling furnace is a metalmaking technology used to create wrought iron or steel from the pig iron produced in a blast furnace.The furnace is constructed to pull the hot air over the iron without the fuel coming into direct contact with the ironiron & steel US EPA,The Iron & Steel sector manufactures steel used in products such as vehicles, appliances, machinery, and equipment, known as “pig iron.” A basic oxygen furnace (BOF) then converts the pig iron, along with up to 30% steel scrap, into refined steel. additional refining to produce some grades of steel that

  • How Iron Was Made Saugus Iron Works National Historic

    May 29, 2020· Pig iron was an intermediate step in the making of wrought iron. Pig bars were dragged to the forge using oxen. Refining into Wrought Iron. Jenckes' iron wire drawing equipment relied upon water power. An iron crank was attached directly to a water wheel. In half of the rotation, the crank rotated away from the wire drawer.How iron is made Forestry and Land Scotland,After pig iron was made at the blast furnaces some of it would then be taken to the refineries then the forge and the rolling mill. chaferies and fineries for refining iron, but this method became unprofitable. An Inventory from 1813 lists equipment such as 100 Tongs and Hooks which would have been used for drawing the iron between

  • Iron Dynamics Reclaim System the jdi group, Inc.

    A subsidiary of Steel Dynamics, Iron Dynamics was founded in 1998 and serves as a supplier of liquid pig iron and direct-reduced iron for its parent company. This iron is then used in the production of steel in the Flat Roll Division electric-arc furnaces as a substitute for purchased imported pig iron.Pig Iron International Iron Metallics Association,high purity pig iron (also known as nodular pig iron): used in the manufacture of ductile [also known as nodular or spheroidal graphite SG] iron castings. There are also various sub-types, for example low manganese basic pig iron, semi-nodular pig iron

  • (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.EPO T 0024/81 (Metal refining) of 13.10.1982,A method for treating pig-iron melts in a converter is known from DD-A-103 266, the entire oxidising and scavenging process being carried out in one converter on a continuous basis. Oxygen is used as the oxidising gas and carbon dioxide as one of the possible scavenging gases.

  • Ladle Refining Furnace : Method for producing high quality

    The charge mix may contain sponge iron as high as 85-90%. Sponge iron is produced using iron ore. Along with sponge iron about 10-15% pig iron is added in induction furnace. Pig iron is produced using iron ore. A high carbon bath is required to take care of unreduced iron oxide present in the sponge iron.12.10 Gray Iron Foundries,12.10 Gray Iron Foundries 12.10.1 General Iron foundries produce high-strength castings used in industrial machinery and heavy transportation equipment manufacturing. Castings include crusher jaws, railroad car wheels, and automotive and truck assemblies. Iron foundries cast 3 major types of iron: gray iron, ductile iron, and malleable iron

  • Metal Melting Furnace, Induction Metal Melting Machine for

    Iron is used in making electrical and mechanical devices. Copper can be found in electrical wires, cables, and as internal components of electrical and mechanical appliances. Most heavy-and low-duty machines and equipment used in factories and 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

  • American Iron and Steel (AIS) Requirements for State

    Mar 13, 2019· equipment and systems Steel additives refining External coating surface of iron/steel components use of pig iron and direct reduced iron manufactured outside the U.S. to be used in the manufacturing process for iron and steel products National Waivers:Creating Iron HowStuffWorks,­The third opt­ion for pig iron is to push the refining process even further and create steel, which we'll examine on the next page. Iron Advantage. Between the 15th and 20th centuries, some countries had an industrial leg up on the competition due to the availability of iron ore deposits. For example, China, India, England, the United States