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China high efficient oxygen lance blast furnace tuyere and slag notch electrode holder use mailto: [email protected] Just fill in the form below, click submit, you will get the price list, and we will contact you within one working day.
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Get PriceThe results indicate that these three factors all have a substantial impact on the ore reduction process in the oxygen blast furnace. Moderate shaft tuyere position, high …
Get Price2015-10-30 · In the oxygen blast furnace ironmaking process, [ 8, 9] the oxygen replaces the hot blast in a traditional blast furnace, and the top gas recycles after the removal of CO 2 and H 2 O. This process has the merits of high pulverized coal injection (PCI) rate, low coke rate, high productivity, high gas quality, etc.
Get Price2021-7-15 · In the oxygen blast furnace (OBF) ironmaking process, the oxygen-enriched blast, even full oxygen, is used in place of the hot blast in CBF. OBF has been considered a promising ironmaking technology because of its potential advantages over CBF, such as high productivity, strong reducing atmosphere, low furnace height requirement, and low CO 2 ...
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Get PriceThe chemical composition of slag 1,7 can vary over a wide range depending on the nature of the ore, the composition of the limestone flux, the coke consumption and the kind of iron being made. It can also change over the years with alterations in the sources and types of ore being smelted. These variations affect the relative content of the four major constituents: lime, silica, alumina …
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Get PriceContents • xi 9.4.4 Phosphorus Content of Hot Metal 205 11.3 Sulphur Control 205 11.2.8 Concluding Remarks 200 References 201 11.2.1 Overall Input and Output Considerations 204 11.3 Gas Flow through the Furnace 183 10.5 Softening–Melting Characteristics 191 10.4 Blast Furnace Slag and Its Utilisation 208 11.2 Use of Pellets in Burden 187 10 ...
Get PriceThe use of oxygen or air as a reference electrode in an electrochemical cell incorporating the solid-oxide electrolyte ZrO2–YO1.5 and a gaseous electrode of controlled oxygen pressure has been ...
Get PriceBasic oxygen furnace. Oxygen-blown steelmaking furnace with basic refractory lining. Boron As an alloying element, very small additions of boron improve the strength of steel (after further heat treatment) without making the steel hard to work. This is a cheaper way to add strength than using alternatives - commonly manganese, chrome or molybdenum.
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Get Price2014-9-2 · The basic oxygen process consists essen-tially of blowing oxygen of high purity onto the surface ... platform 13. roof removal jib structure 14. electrode mast stem 15. electrode mast arm 16. electrode 17. electrode holder 18. bus tube 19. secondary power cables ... Due to the increased price of scrap costs and more efficient blast furnace ...
Get Price2016-10-4 · It is basically coal that is baked at high temperatures in the absence of oxygen to remove impurities that would otherwise taint the iron and unsettle the furnace. There were two coke works on Teesside one adjacent to the blast furnace at Redcar and one further west at Southbank on the former Cleveland works.
Get Price2008-7-1 · Slag Runners Slag Granulator. Blast Furnace Stoves Slag Pits. Figure 3.5: Cast house dust suppression system. Commercial Status: Mature. Contact information: None provided. 49 3.1.7 Slag Odor Control. Description: Slag odor can be reduced significantly by water granulation. Circulating water is used for blowing (with cooling tower installed).
Get Price2021-1-14 · The efficient use of coke and anthracite in producing iron was accelerated not only by the use of steam-driven blowing equipment but also by the invention of hot blast equipment which preheated air entering the blast furnace.
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Get Price2018-9-25 · quality render significant benefit to blast furnace operators in terms of lifetime extension and operational efficiency. Be-ware of cheap copies on the Ceramic Cup. Design (avoid-ing high stress, and items floating off) Material Quality (to ensure slow wear) and correct Installation all need to be correct to ensure good lifetime
Get PriceMEPC with Tangshan Iron & Steel Design & Research Institute has undertaken three Blast Furnace revamping projects in China, including upgrading two nos. of 1260 m 3 furnaces to 2000 m 3 in 2001 and 2003. For these two furnaces, the horizontal and integral-moving technology was used. Rings of the Shell for the new furnace were built adjacent to ...
Get Price2019-10-2 · Furthermore, the oxygen and moisture content of the blast was chosen accordingly. The aforementioned process was executed in a calculator coded using python computer programming language. Keywords: RAFT, Raceway, Tuyeres, Hot Blast, Iron Blast Furnace, Hearth I. INTRODUCTION Iron Blast Furnace is a tall shaft with a height of around 32
Get PriceThe use of a lance comprising an inner tube and an outer tube spaced from the inner tube and preferably coaxial therewith, oxygen being passed through the inner tube and hydrocarbon fuel, such as propane, being passed through the gap between the inner tube and the outer tube in the restarting of a blast furnace which has gone cold, the lance being initially present at both the cinder notch …
Get Pricemodern blast furnace. In the blast furnace, it is necessary to provide additional heat to melt the metal, form and melt the slag and reduce the various metalloids; Si, P, Mn into the metal, to meet heat losses and to heat the gases which leave the furnace. The relevant thermal quantities are plotted above the zero as follows:-
Get PriceUS3528392A US3528392DA US3528392A US 3528392 A US3528392 A US 3528392A US 3528392D A US3528392D A US 3528392DA US 3528392 A US3528392 A US 3528392A Authority US United States Prior art keywords tuyere passage blast appliance spaced Prior art date 1969-03-20 Legal status (The legal status is an assumption and is not a legal conclusion.
Get Price2018-11-14 · Waste Plastics injection in a Blast Furnace. The recycling of waste plastics (WP) by injecting them in a blast furnace (BF) is being practiced in few BFs especially in japan and Europe. The use of plastics in the BF also recovers energy from the WP and so it is sometimes considered as energy recovery. BF based ironmaking processes can utilize ...
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