2 edition of physical chemistry of copper smelting. found in the catalog.
physical chemistry of copper smelting.
R. W. Ruddle
|Other titles||Copper smelting.|
|LC Classifications||TN780 .R8|
|The Physical Object|
|Number of Pages||156|
|LC Control Number||53003128|
Silica (SiO2) is used in the processes of smelting of copper pyrite (CuFeS2) ore and in conversion of produced copper matte (refined copper sulfide) into a crude metal as a flux (purifying agent). It reacts with solid impurities, such as iron oxide, and forms a liquid slag with density, smaller than the copper . Copper is a chemical element with the symbol Cu (from Latin: cuprum) and atomic number It is a soft, malleable, and ductile metal with very high thermal and electrical conductivity.A freshly exposed surface of pure copper has a pinkish-orange is used as a conductor of heat and electricity, as a building material, and as a constituent of various metal alloys, such as sterling Group: group
New fluxing chemistries are appearing in secondary copper smelters, where the use of raw materials from various waste electric and electronic equipment sources as significant copper feedstocks associate greatly increased fractions of alumina in the slag, compared with the conventional raw materials utilized in primary copper smelting processes. In extreme cases, alumina Cited by: 7. The Physical Chemistry In Brief oﬀers a digest of all major formulas, terms and deﬁnitions needed for an understanding of the subject. They are illustrated by schematic ﬁgures, simple worked-out examples, and a short accompanying text. The concept of the book makes it diﬀerent from common university or physical chemistry Size: 2MB.
Metallurgical ContentGeneral Chemical Smelter FlowsheetAutoclave LeachingRecovery of Copper and ZincRecovery of LeadRecovery of Gold and SilverTotal Operating Cost Some of us who have been acquainted with the present methods of production of metals, and who have had an opportunity to witness the impact of some of the newer chemical techniques on metallurgy, have become convinced . This multi-author new edition revises and updates the classic reference by William G. Davenport et al (winner of, among other awards, the AIME Mineral Industry Educator of the Year Award "for inspiring students in the pursuit of clarity"), providing fully updated coverage of the copper production process, encompassing topics as diverse as environmental technology for wind and solar .
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Copper Metallurgical Physical Chemistry(Chinese Edition) (Chinese) Paperback – January 1, by LIU CHUN PENG BIAN ZHU (Author) See all formats and editions Hide other formats and editions.
Price New from Used from Author: LIU CHUN PENG BIAN ZHU. Additional Physical Format: Online version: Ruddle, R.W. Physical chemistry of copper smelting. London, Institution of Mining and Metallurgy, (OCoLC) Document Type: Book: All Authors / Contributors: R W Ruddle.
Published by Maney Publishing (c) Canadian Institute of Mining, Metallurgy and Petroleum Physical chemistry of copper smelting slags and copper losses at the Paipote smelter. A review is presented of the more important studies on copper smelting slags carried out since about the mids.
This includes work on physical properties, constitution of slags, slag chemistry, control of metal losses, distribution of minor elements including Pb, Zn, Cd, Sn, Bi, As, Sb, Ni, Co, Se, Te, In, Pd, Pt, Au and Ag in reverberatory, continuous smelting, converting and refining by: ().
The Physical Chemistry of Copper Smelting Slags and Copper Losses at the Paipote SmelterPart 2 – Characterisation of industrial slags. Canadian Metallurgical Quarterly: Vol. Cited by: Physical Chemistry of Copper Smelting Slags and Copper Losses at the Paipote Smelter Part 1—Thermodynamic Modelling Article (PDF Available) in Canadian Metallurgical Quarterly 50(4) A typical copper ore contains between % and % copper.
A high grade ore produces a high yield of metal. A low grade order produces a low yield of metal. Copper can be extracted from sulfide ores (usually higher grade ores) by direct smelting.
The earliest evidence of copper smelting occurs in Serbian artefacts dating from around BC. Description. The Chemistry of Copper, Silver and Gold deals with the chemistry of copper, silver, and gold and covers topics ranging from the occurrence and metallurgy of copper to copper compounds and compounds containing copper-metal bonds, compounds of silver, and gold alloys.
Hydrides and halides, cyanides and oxides, hydroxides and oxyacids, and thiocyanates and selenocyanates are also. Copper Smelting means that the concentrated ore is heated strongly with silicon dioxide (silica), calcium carbonate (CaCO 3) and air in a furnace.
The major steps in the extraction of copper are. Copper in Chalcopyrite is reduced to copper sulfide. Just like in Blast Furnaces, calcium carbonate is added as a flux to create the slag. Primary Copper Smelting General1 Copper ore is produced in 13 states.
InArizona produced 60 percent of the total U. ore. Fourteen domestic mines accounted for more than 95 percent of the megagrams (Mg) ( millon tons) of ore produced in Copper is produced in the U.
primarily by pyrometallurgical smelting. Article Views are the COUNTER-compliant sum of full text article downloads since November (both PDF and HTML) across all institutions and by: 1. For the chapter on Copper chemistry from the Elsevier text "Chemistry of the Elements" by Greenwood and Earnshaw see On-Line Metals Based Surveys (This site now seems to have gone off-line).
The Copper Development Association, Inc (on their Copper Page) makes the point that:File Size: KB. Chemistry of Roasting Choice of Roasting Temperature Kinetics of Roasting Roasting Furnaces and Methods Summary of Chapter Suggested Reading and References 4 Matte Smelting Physical Chemistry of Matte Smelting Formation, Constitution and Characteristics of Matte Formation, Constitution and Characteristics of SlagsBook Edition: 2.
Abstract. Bottom blown oxygen copper smelting process, operated at high grade matte (up to 75 wt% Cu) with relatively low ( wt%) Cu in slag, has been commercialized for more than five years at Dongying Fangyuan Nonferrous Metals CO., Ltd.
Quenched slag and matte samples have been collected at different operating conditions while the slag temperature was measured by by: 8.
The total direct plus indirect cost of producing electrorefined copper from ore either by conventional mining, concentration, smelting, or refining is in the range of $ to $ per kg of copper, whereas the cost of producing electrowon copper cathodes from oxide and chalcocite ores is $ to $ per kg of copper.
After the development of the field of ceramics, for Stone Age man, the smelting of copper might have represented the next designed chemical transformation of one substance into a more useful second substance.
Around years ago the procedure involved heating copper ore in the presence of charcoal; we have created a laboratory experiment inspired by this by: 4. The chemistry of sulfide roasting is complex involving numerous reactions. Roasting of sulfides, in general, is exothermic and hence the temperature of the ore lump remains high enough for the desired chemical reactions to occur fairly early during the roasting process.
The modern coverage of the work includes bath smelting processes such as Ausmelt and Isasmelt, which have become state-of-the-art in sulfide concentrate smelting and converting. This is a top reference book for all interested in extractive metallurgy of copper. Read more.
Helpful. Comment Report abuse. Trey Harbert. out of 5 stars Cited by: Abstract. Bottom blown oxygen copper smelting process, operated at high grade matte (up to 75 wt% Cu) with relatively low (2–3 wt%) Cu in slag, has been commercialized for more than five years at Dongying Fangyuan Nonferrous Metals CO., Ltd.
Quenched slag and matte samples have been collected at different operating conditions while the slag temperature was measured by by: 8. The primary objective of matte smelting is to produce a liquid matte containing almost all the copper present in the charge and a slag with least copper.
The physical chemistry of the matte‐slag systems is controlled by iron, copper, sulfur, oxygen and their sulfides and oxides. Purchase Extractive Metallurgy of Copper - 5th Edition.
Print Book & E-Book. ISBNOther Copper Smelter Links: Asarco smelting link The 99% pure copper from the anode furnace is cast into pound, 3-inch thick, rectangular slabs called anodes.
Scrubber Example from the El Paso Plant - 98% sulfur dioxide in now converted into sulfuric acid.Copper extraction refers to the methods used to obtain copper from its ores. The conversion of copper consists of a series of physical and electrochemical processes.
Methods have evolved and vary with country depending on the ore source, local environmental regulations, and other factors. As in all mining operations, the ore must usually be beneficiated. The processing techniques depend on the nature of the ore.
If the ore is primarily sulfide copper .