The purpose of a blast furnace is to chemically reduce and physically convert iron oxides into liquid iron called "hot metal" The blast furnace is a huge, steel stack lined with refractory brick, where iron ore, coke and limestone are dumped into the top, and preheated air is blown into the bottom
Jan 06, 2020· After the War, in the Forties, we heated with Coke, Hot Water heat, and in summer, when Coke Furnace shut down, heated tap water w Coal in a small water heater plumbed in adjacent Coal and Coke Furnace Hot Water heat W Blower , Coal and Coke were kept in bins and brought by truck Ashes from Coke were orangish, and fine
Modern blast furnaces produce more than 10,000 tonnes per day Blast Furnace Process The blast furnace is a counter-current gas/solids reactor in which the descending column of burden materials [coke, iron ore and fluxes/additives] reacts with the ascending hot gas
Coke Hopper We have built many hoppers and holding bins through the years We tried out a some liner techniques that we hadn't tried before We were trying to combat material filling in behind the liners
Photo, Print, Drawing Isometric of Blast Furnace No 1 - US Steel Duquesne Works, West bank of Monongahela River along State Route 837, Duquesne, , - coke bins , Library of Congress Prints and Photographs Division Washington, .
Coke is a type of refined coal created at a smelter from a flammable stone by a dwarf with the Furnace Operating labor enabled Skill levels in furnace operator reduce the time required for this activity, but do not affect the result Coke can be created from bituminous coal, producing 9 coke, or lignite, producing 5 coke At a conventional .
"B" furnace skip hoist This view, from the South overlooks the stock bins (bunkers) where hopper cars would drop limestone and coke These, and iron ore were charged into the furnace top via a twin skip hoist arrangement The right hand skip is at the top of the hoist The wheels and rails combined to invert the skip, tipping the charge into .
stockpiles into the storage bins at the Blast Furnace stockhouse From the storage bins, they are automatically weighed and transported via covered conveyors and charged into the Blast Furnace Approximately 13,000 tonnes of ore and 2,900 tonnes of coke are charged into the furnace every day Other than necessary maintenance work the
A method and apparatus for the evacuation of coke from a furnace chamber and for the wet quenching of the coke includes a coke box which is mounted for movement toward and away from the horizontal coking furnace The coke box may be moved directly adjacent the furnace battery on a track which can place the box directly in front of the door frames of the furnace chambers
Apr 28, 2014· How A Blast Furnace Works The purpose of a blast furnace is to chemically reduce and physically convert iron oxides into liquid iron called "hot metal" The blast furnace is a huge, steel stack lined with refractory brick, where iron ore, coke and limestone are ,
Most people drink Coke as a tasty beverage, but it has a myriad of other us Coke can be used on darn near everything How about some uses for Coke in gardens? Click this article to find out more about using Coke in the garden
The present disclosure provides for processes including a coke catcher that may be emptied during normal operation or steam standby, thereby overcoming the deficiencies in the prior design as discussed above, the coke catchers and process flows disclosed herein protecting the secondary transfer line exchanger from foulant while not limiting the time between heater cold shutdowns
furnaces and on furnaces 1 and 2 at the Ravenscraig Works Bethlehem decided to utilize the Simon Macawber Blast Furnace Granular Coal Injection (BFGGI) System, because unlike more widely used systems that utilize only pulverized coal, it is capable of injecting both granular and pulverized coal Bethlehem believes that the
Apr 02, 2010· Coal bin is located aside between the two batteri Both batteries have usually two charging and pushing machin , The ovens are heated with a mixture of blast furnace-top gas and coke oven gas (COG) Between each oven there are heating slots where hot flue gas flows and heats the walls of the ovens Gas and air are preheated with flue gas .
furnace (LKAB EBF ) and in , system consists of four pellets bins, one coke bin and four hoppers for additiv Weighed material is transported to the bell-less top and distributed as desired when indicated by the mechanical stock rod that monitors the stockline level The EBF has
Coke 'fines' bin at Furnace D After delivery to the trestle bins, the coke was screened and the coke 'fines' or breeze, were transported by conveyor to the coke fines bins where it was collected and leaded into dump trucks The coke fines were then sold for fuel to a sinter plant in Lorain, Ohio
The injection of pulverized coal into blast furnaces in Japan began at Nippon Steel Corp’s Oita No 1 blast furnace in 1981 Although the main reducing material in blast furnaces is coke, blast furnace operators during and after the 1960s utilized heavy oil as a ,
is wet quenched From here the coke is screened to ensure correct sizing, and transported via conveyor to the blast furnace raw material storage bins Coke, iron ore pellets, lump ore and fluxing materials are the raw materials consumed by the blast furnace to make molten iron Utilising a mass balance the
Characterization of some blast furnace waste dusts 231 iron oxides, had its maximum of 98% for the solid dusts evacuated into the sludge bin The optical micrographs in Fig1 and Fig2 show the structural type and optical appearance of the waste dusts The mineral mater determined by point
Cinders, Blast Furnace 57 913 Cinders, Coal, Ashes & Clinker 40 641 Cinnamon Powder 35 561 Citric Acid 48 769 Clay 50 801 Clay (Bentonite) 50 801 Clay (Calcined) 30 481 , Coke Dust 15 240 Coke Fines 39 625 Coke, Calcined (Course) 56 897 Coke, Calcined (Fines) 59 945 Coke, Calcined (Intermediate) 59 945
Jan 18, 2016· The purpose of a blast furnace is to chemically reduce and physically convert iron oxides into liquid iron called “ hot metal” The blast furnace is a huge, steel stack lined with refractory brick , where iron ore, coke and limestone are dumped into the top, and preheated air is blown into the bottom
HOW A BLAST FURNACE WORKS Introduction The purpose of a blast furnace is to chemically reduce and physically convert iron oxides into liquid iron called "hot metal" The blast furnace is a huge, steel stack lined with refractory brick, where iron ore, coke and limestone are dumped into the top, and preheated air is blown into the bottom
INTERIOR NORTHERN VIEW OF STOCKHOUSE No 1 WITH COKE BIN IN CENTER AND COKE BREEZE REMOVAL CONVEYOR ON RIGHT (Jet Lowe) - US Steel Duquesne Works, Blast Furnace Plant, Along HAER PA,2-DUQU,3A-10tif 3,635 × 5,000; 1734
The furnaces were charged from overhead bins, the charge consisting of a pre-mixed roasted ore, flux, and coke breeze; and if copper was present in the ore, enough sulphur was left in the charge to produce a-low-grade matte
Changes in coke hardness affect the working of the blast furnace, for soft coke is an obstacle to proper furnace operation Soft coke is due to a low hydrogen-oxygen ratio in the coal charged; increasing this ratio increases the hardness of the coke The best means of determining the hardness of coke is the combined tumbler and ball-mill
on one side of the furnace This spans storage bins filled with coke, scale, scrap, dolomite, ore and limestone (Some modern operations eliminate the bins and deliver materials directly by truck and rail) Raw materials for the charge (or burden) enter the furnace through the top They are first weighed, then loaded in proportion aboard
Metallurgical coke is used in iron and steel industry processes (primarily in blast furnaces) to reduce iron ore to iron Over 90 percent of the total coke production is dedicated to blast furnace operations Foundry coke comprises most of the balance and is used by foundries in furnaces for melting metal and in the preparation of molds
Beijing Bidragon Machinery Co,Ltd was established in 1986, the professional manufacturer of metallurgical equipmentWe have multiple core technologies of green metallurgy with features of energy-saving and emission reduction, and the qualification of designing, contracting and installation of pig iron, ferronickel, ferromanganese smelting blast furnace of 20~ 550m³, auxiliary sintering .
Figure 2 shows a schematic layout of the EBF plant Four ferrous material bins, four slag former bins and one coke bin facilitate greatly the test of different burden structure during a campaign The charging system with skip car can serve the furnace well up to a production rate of about 185 t/h
Blast furnace produces Hot metal (Liquid Iron) using Iron ore, Coke, Sinter, Pellets and fluxes such as Lime-stone, Pyroxenite, Quartzite, Dolomite, & Mn Ore reacting with oxygen from pre heated air , material bins bins Materials falling, Releases of dust Open-mesh walkways to