refining process for ferrous metals

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US1920465A - Refining ferrous metals - Google Patents

US1920465A US567129A US56712931A US1920465A US 1920465 A US1920465 A US 1920465A US 567129 A US567129 A US 567129A US 56712931 A US56712931 A US 56712931A US 1920465 A US1920465 A US 1920465A Authority US United States Prior art keywords metal fluoride parts ferrous carbonate Prior art date Legal status (The legal status is an assumption and is not a legal …

Smelting and Refining Business Non-Ferrous Metals Div.

Secondary battery recovery at production sites of Non-Ferrous Metals Div. Nickel metal hydride battery. Pre-processed Nickel metal hydride battery is recycled as ferronickel in Hyuga Smelting process. Lithium ion batteries. Copper and nickel are recovered in the copper pyrometallurgical refining process of Toyo Smelter & Refinery and the nickel

Largest and most complex precious metals ... - Umicore

Umicore Precious Metals Refining aims to be recognized as the international reference in the ... Residues from non-ferrous metal smelters and refiners mainly containing lead, nickel, copper, zinc ... vertically integrated for the whole recycling process:

US4356033A - Process for refining metals by drossing ...

A process for refining metals, such as lead and tin, by removal of impurities as a dross or crust, in which a cooling medium is applied to the surface of a melt of the metal …

Inerting, Stirring and Refining for Non-ferrous Metals ...

The use of the appropriate inert or reactive gases for inerting, stirring and refining, introduced in the most effective way for your process, can yield a number of benefits, including: Elimination of porosity and inclusions. Effective oxidation of impurities. Reduction of oxidized metals…

PRODUCTION AND REFINING OF METALS (electrolytic C25 ...

general process for refining or remelting metals; apparatus for electroslag or arc remelting of metals; obtaining specific metals; consolidating metalliferous charges or treating agents that are subsequently used in other processes ... of ferrous and nonferrous metals or alloys, respectively.

Refining Processes in Ferrochrome and Stainless Steel ...

Ferrous Metals . Refining Processes in Ferrochrome and Stainless Steel production ... (ferro)chrome converter (CRK) can also be used as a pretreatment process between SAF and AOD, if ferrochrome is transferred to stainless steel plant in a molten state. The AOD (or VOD) is followed by e.g. ladle treatments, continuous casting, slab grinding ...

Ferrous Metal Processing

Ferrous Metal Processing is the Midwest's leader in the toll processing of flat rolled steel. Our fully equipped Cleveland facility provides world-class hot rolled processing and cold rolled conversion services including: With a full met lab and our own trucking company FMP provides exceptional support, service and …

REFINING OF NON-FERROUS METALS

The fundamentals of refining of non-ferrous metals have been outlined. Examples of removal of impurities by selective oxidation, electrolysis, distillation, volatilization, etc., have been given. Refining of copper, lead, zinc, tin, and some other metals have been described . The importance of economics and time involved in refining process

Nonferrous Metals Manufacturing Effluent Guidelines | US EPA

Primary metals manufacturers extract metals from ores and operate smelters, which heat ore mixtures to separate liquid metal and impurities. Secondary manufacturers process recycled or scrap metals. Extraction processes include chemical addition (e.g. limestone, coke, soda ash) and treatments (e.g. solvents).

Nonferrous Metals Recycling - Colt Refining & Recycling

Nonferrous Metals Recycling. Using the latest in recycling technology, Colt is able to process up to 10MM pounds per year, per facility, of difficult to recycle non-ferrous metal materials including: #1 and #2 ICW cables. Aluminum-Copper Radiators. Recovered Shredder Wire. Christmas tree lights. Insulated Aluminum Cables.

method of refining ferrous metal ore

Learners' Chemistry: Refining of metals: poling, electro-refinement. The electrolytic method is the most suitable method for refining the non-ferrous metals. ... The metal ore is initially melted in a shallow reverberatory furnace ...

methods of refining of ferrous metal ore

Market research and analysis about Secondary Smelting and Refining of Nonferrous Metals, ... scrap metal were of the ferrous ... metal ore reserves to ... Unit 40: Extraction and Refi ning of Metals Types of ore: ores of common metals eg iron, copper, lead, zinc, aluminium, titanium, tin, magnesium; ... refining process of a ferrous and a non ...

Primary Metals - Industry Overview

Plants may refine metals, cast molten metal into desired shapes, or produce the inputs for the refining or casting process. Primary metals industries utilize both ferrous and non-ferrous metals and produce pure metal products or alloys in the form of end products or stock for use by other industries.

Aluminum Refining - an overview | ScienceDirect Topics

During the refining process of non-ferrous metals such as aluminium, copper, lead and zinc different types of solid wastes are generated, which are given in Table 1. Red Mud (RM) and Fly Ash (FA) are solid wastes generated from aluminium industry, however major solid waste is RM with annual production of 120 MT worldwide (Zhang et al., 2010 ...

US1920465A - Refining ferrous metals - Google Patents

239000002184 metal Substances 0.000 title description 23 -1 ferrous metals Chemical class 0.000 title description 5 238000007670 refining Methods 0.000 title description 3