2 edition of Smelting prereduced nickel concentrate in an electric-arc furnace found in the catalog.
Smelting prereduced nickel concentrate in an electric-arc furnace
D. L. Paulson
|Statement||by D. L. Paulson and W. E. Anable : Albany Metallurgy Research Center.|
|Series||Report of investigations - Bureau of Mines ; 8196, Report of investigations (United States. Bureau of Mines) -- 8196.|
|Contributions||Anable, W. E., United States. Bureau of Mines., McKee Overseas Corp. Western Knapp Engineering Division.|
|The Physical Object|
|Pagination||, 20 p. :|
|Number of Pages||20|
Synthesis of Nickel Boron Master Alloys by using Electric Arc Furnace (round aluminum melting furnace) - Duration: Electric Arc Furnace First Pour and Steel Casting - Duration. Smelting prereduced nickel concentrate in an electric-arc furnace / ([Washington]: Dept. of the Interior, Bureau of Mines, ), by D. L. Paulson, W. E. Anable, McKee Overseas Corp. Western Knapp Engineering Division, and United States. Bureau of Mines (page images at HathiTrust). Simple analysis between electric arc furnace and induction furnace in smelting. Features on the refining ability,The electric arc furnace has stronger ability in dephosphorization desulfuration and deoxidation than induction furnace. The slag in induction furnace is cold; furnace slag temperature is maintained by molten steel. Electric arc. The smelting of reduced oxidic ore for the FENI project in Karadarci, Yugoslavia, rated as Europe's largest ferronickel operation, was tested by the U.S. Bureau of Mines for McKee Overseas Corp. in 50 and KV A electric arc furnaces. 59 With more than 90% recovery, the feed concentrate by magnetic separation at % Ni and % Fe produced.
EPA/ A STUDY OF FERROALLOY FURNACE PRODUCT FLEXIBILITY by C. E. Mob ley and A. O. Hoffman Battelle Columbus Laboratories King Avenue Columbus, Ohio Contract No. (Task 18) ROAP No. 21AUY Program Element No. 1AB EPA Project Officer: Control Systems Laboratory National Environmental Research Center Research Triangle . The Complete Book on Ferroalloys (Ferro Manganese, Ferro Molybdenum, Ferro Niobium, Ferro Boron, Ferro Titanium, Ferro Tungsten, Ferro Silicon, Ferro Nickel, Ferro Chrome) An alloy is a mixture or solid solution composed of metals. Similarly, Ferroalloys are the mixture of Iron with. Smelting much like the other chemistry we do, cannot be done by just throwing some chemicals in a pot and expecting gold to come out. The flux and the ore react chemically in the melt, using the wrong chemicals in a flux, will not produce a desired result, without knowing the chemistry of the ore you have no clue of the chemical composition of. Recycling of Metals and Engineered Materials. Editor(s): Donald L. Stewart Jr. James C. Daley; Recovering Zinc and Lead from Electric Arc Furnace Dust: A Technology Status Report (Pages: ) A.D. Zunkel; Novel DC Furnace Design for Smelting Nickel and Cobalt Bearing Concentrate from Spent Alumina Catalyst (Pages: ).
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Smelting prereduced nickel concentrate in an electric-arc furnace Volume of Report of investigations - Bureau of Mines, United States Bureau of Mines Volume of Report of.
Smelting prereduced nickel concentrate in an Smelting prereduced nickel concentrate in an electric-arc furnace book furnace. Washington: Dept. of the Interior, Bureau of Mines, (OCoLC) Online version: Paulson, Smelting prereduced nickel concentrate in an electric-arc furnace book.
(Danton L.). Smelting prereduced nickel concentrate in an electric-arc furnace. Washington: Dept. of the Interior, Bureau of Mines, (OCoLC) Material Type. Smelting the concentrate containing wt-pct nickel and metallic iron levels between 2 and 3 wt-pct, produced 15 to 20 pct ferronickel.
Higher or lower metallic iron concentrations were compensated by adding oxide pellets or carbon to the electric- arc furnace charge. Smelting prereduced nickel concentrate in an electric-arc furnace / By D.
(Danton L.) Paulson, joint author. Anable, McKee Overseas Corp. Western Knapp Engineering Division. and United States. Bureau of Mines. Abstract. Based on work done in cooperation with McKee Overseas Corp., Western Knapp Engineering es. smelting of copper-nickel concentrates in a MVA furnace with six in-line electrodes.
The matte- and slag-tapping temperatures, slag temperatures, slag analyses, electrical data, and electrode position were measured. Radioactive tracers were introduced into the slag, and quantitativeFile Size: KB.
A number of experiments were carried out in 50 KVA electric arc furnace for reduction Smelting prereduced nickel concentrate in an electric-arc furnace book of sea nodule. The smelting produced an alloy rich in Cu, Ni & Co. Mintek’s ConRoast process  involves smelting low-sulphur concentrates in a DC arc furnace, and collecting the platinum group metals (PGMs) and valuable base metals in an iron alloy.
The intention in this process is to separate the valuable metals from the. Experiments in a kW DC arc furnace with iron concentrate feed material The direct smelting of iron ore concentrate was performed in an arc furnace (DC or AC) equipped with (i) a hollow electrode for feeding, (ii) a continuous feeding system for fine materials, (iii) a water cooled cathodically or anodically switched copper bottom electrode and (iv) magnesite (ca.
60%)-chromite (ca. 19%) and iron oxide Cited by: 7. processed in the submerged furnace buta significant volume is also produced in the single electrode DC furnace at Samancor, RSA, the Plasmarc process.
The submerged furnace is principally a counter-currentreactor where the carbon monoxide from the reduction process passes through the burden. The charge is preheated and to some extent prereduced.
Nickel: smelting; Extraction and purification; Nickel is recovered through extractive metallurgy: it is extracted from its ores by conventional roasting and reduction processes that yield a metal of greater than 75% purity.
In many stainless steel applications, 75% pure nickel can be used without further purification, depending on the composition of the impurities. Calcination dehydrate the ore and to pre-reduce the nickel and iron oxide at about - C results in a furnace feed that contains the nickel as a metal and the pre-reduced iron, mostly in the form of iron (II) oxides.
Smelting takes place in open bath semi 5/5(1). group metals,nickel,copper, gold, andsilverarealsorecovered. Oreis alternative smelting methods. Rea-lizing that the R.P.M.
concentrate contains ahigh percentage ofmag- pare the concentrate charge to the furnace. This recommendation was ap-proved bythe Board early in dried and heated charge for the smelting furnace. Smelting of roasted (calcine feed) or unroasted (green feed) ore concentrate produces matte, a molten mixture of copper sulfide (Cu2S), iron sulfide (FeS), and some heavy metals.
Converting the matte yields a high-grade "blister" copper, with to percent copper. submerged arc furnaces where it is melted to produce an iron-nickel-copper-cobalt matte that acts as PGM collector. Depending on the ore type and the configuration of the concentrator plant, the concentrate is very fine (top size.
Reverberatory furnace, in copper, tin, and nickel production, a furnace used for smelting or refining in which the fuel is not in direct contact with the ore but heats it by a flame blown over it from another chamber. In steelmaking, this process, now largely obsolete, is called the open-hearth. Roasting and Electric Furnace Smelting.
Roasting/ electric furnace smelting accounts for about 1/4 of Ni sulfide smelting . It entails (1) partially oxidizing Ni concentrate in a fluid bed roaster and (2) melting the resulting calcine plus silica flux in an electric furnace to form Ni-rich molten matte and Ni-lean molten slag.
Neither is the smelting of zinc ores simple; in fact, in general it is impracticable. The first electric furnace for the reduction of zinc ores was devised in Little was done then untilthrough to ; but the production of zinc as metal was difficult, most of it being condensed as blue ponder.
melting produces a fraction of the fumes that result from melting in an electric arc furnace Society,Inc, Book Crafters induction furnace unit was design to find out a new solution for the.
Small electric arc furnace is also suitable for melting iron, steel, stainless steel and other scrap metals. Electric arc furnace is good for smelting iron ore, copper ore, tin ore, gold ore, and. Smelting Electric Arc Furnace, Electric Arc Furnace, AC Furnace manufacturer / supplier in China, offering Tin Concentrate Smelting Electric Arc Furnace, Z4 Series Medium Size Industrial Machine Drive DC Motor, Coreless Medium Frequency Smelting Electric Furnace and so on.
c Wiley-VCHVerlagGmbH&,Weinheim /b Metallurgical Furnaces 1 MetallurgicalFurnaces For other industrial reactors and their applications, see →Stirred-Tanc and Loop Reactors, →TubularFile Size: 1MB.Download pdf of the greater energy required to reduce silica to silicon, the smelting of ferrochrome silicon consumes 7, kilowatt-hours per ton of product.
Low-carbon ferrochromium. When chromite and lime are melted in an open electric-arc furnace and then contacted with ferrochrome silicon, a low-carbon ( percent) ferrochromium can be obtained.The early development of the ebook furnace for smelting copper ores was the ebook of the Welsh smelters, particularly those of Swansea.
The first record of a reverberatory furnace is made by Jars, who states that copper-smelting was effected in reverberatory furnaces at Middleton-Tyas, in Yorkshire, England.
The first patent, of any importance, for improvements in reverberatory furnaces.