Search Documents
Search Again
Search Again
Refine Search
Refine Search
- Relevance
- Most Recent
- Alphabetically
Sort by
- Relevance
- Most Recent
- Alphabetically
-
Investigation of Genus Alyssum Species for Control and Optimization of Nickel Phytoextraction Processes and Phytoremediation of Nickel Contaminated Soils (Invited)
By A. Hasko
Phytoremediation is a new low cost alternative technique for remediation of contaminated soils from heavy metals that are emitted by ferrous and nonferrous mining and extracting processes. It is based
Jan 1, 2003
-
Design and Operation of the Noranda Process Continuous Smelter
By L. A. Mills
After three years of experience in operating the pilot plant for the Noranda Continuous Smelting Process, the decision was made, in March 1971, to build an 800 ton per day commercial plant at Noranda,
Jan 1, 1976
-
Dynamic Behaviour and Control of Molten Metal Flow in a Cooled Pipe
By A. K. Kyllo, N. B. Gray, B. N. McCurry
"Dynamic control of the formation of a solidified layer between a pipe wall and a flowing melt enables the flow rate to be adjusted in real time. This solidified layer can be generated by using a cool
Jan 1, 1999
-
Applications of Shape Analysis in Ore Beneficiation
By Eric Pirard
Theoretical studies carried out on shape analysis supply mathematical tools to analyze the influence of grain shapes on ore beneficiation. In the case of statistic images like those encountered in app
Jan 1, 1989
-
Scrap Recycling of Tungsten-Based Secondary Material for the Recovery of Tungsten Monocarbide (WC) and Other Valuable Constituents Using an Acid Leach Process: A Preliminary Study
By A. Shemi
Tungsten carbide scrap (WC–Co) is material generated from the tungsten carbide manufacturing process and worn out or used carbide parts from industry. Tungsten (W) ores contain about 3 wt% WO3 and the
-
The Development Of A Tin Sulphide Fuming Process At Capper Pass Limited
By P. Halsall
Smelters of medium or low grade tin concentrates must recover a high proportion of tin from iron-bearing slags or concentrates; the volatility of tin sulphide makes possible the production of iron-fre
Jan 1, 1983
-
Influence of Silicon Content in Hot Metal on Mineralogical Characterization and Physico-Chemical Properties of Vanadium Slag
By Xie Zhang, Chongyang Zhao, Qingyun Huang, Bing Xie, Xiaopeng Zhen
"Extracting vanadium from vanadium containing hot metal into vanadium slag by BOF is the main vanadium production process in China. In this paper, the influence of Si content in hot metal on the quali
Jan 1, 2012
-
Experimental Analysis For Thermally Non-Equilibrium State Under Microwave Irradiations ? A Greener Process For Steel Making
By Motoyasu Sato
Highly pure pig irons were produced in a multimode microwave reactor from powdered iron ores with carbon as a reducing agent in the nitrogen atmosphere. The grains in compacted powder absorb microwave
Jan 1, 2006
-
Applications of Thermo-Chemical and Thermo-Physical Modeling in the Copper Converter Industries
By Pengfu Tan
A thermo-chemical model of the copper P-S converter and a viscosity model for the converter slag have been developed to predict the behavior of magnetite in the converter slag, amounts of slag and mat
Jan 1, 2009
-
Recent Operation of the Acid Plant at Huelva Copper Smelter
By Patricio Barrios
The Rio Tinto Metal (RTMetal) copper smelter, located 5 Km from Huelva, Spain, began operations in 1970. Since then a series of expansions and modifications have allowed a progressive increase in copp
Jan 1, 1996
-
Cathodoluminescence Mineralogy of Ceramic Build-ups in Channel Induction Furnaces
By Musa Karakus
Ceramic build-ups are synthetic mineral deposits formed in critical locations in or near the throats of inductor units in channel induction furnaces, the preferred melting and holding furnaces used in
Jan 1, 1989
-
Effect of DO, Free Cyanide and Mineralogy on Gold Cyanidation Mechanism: An Electrochemical and Surface Analysis Study
By Rina Kim
There are many factors which affect the gold cyanidation mechanism— mineral composition, free cyanide and dissolved oxygen (DO) concentrations, heavy metal additions, etc. This study combines electroc
-
Process Mineralogy of Auriferous Pyritic Ores at Carlin, Nevada
By D. M. Hausen
The term "auriferous pyrite" relates to an association of gold with pyrite in a variety of textural forms that affect metallurgical treatment. Extraction of the gold depends not only on the grain size
Jan 1, 1981
-
Production of Ferromanganese Alloys from Silicomanganese Sludge and an Iron Source
By M. Wallin
Millions of tons of sludge from different metallurgical processes are produced worldwide annually, and the environmental impact of landfilling these often hazardous sludges stresses the need to unders
-
Image Analysis in Process Mineralogy
By William Petruk
The development of automatic image analysers brought the application of image analysis into process mineralogy because the analysers can measure parameters more easily, quickly and accurately than by
Jan 1, 1982
-
A Comparison Of Conventional Copper Anode Furnaces With The New Elliptical Anode Furnace Concept
By M. Potesser
In the primary and secondary copper industry the anode furnace is the most important process step in the refining procedure to reach an enhancement in value and quality of the copper by a selective ox
Jan 1, 2006
-
Solution Chemistry and Reactor Modelling of the PAL Process: Successes and Challenges
By Vladimiros G. Papangelakis
During the past five years, chemical modelling work at the University of Toronto has elucidated the role of soluble magnesium on the autoclave acidity and has demonstrated why feeds rich in magnesium,
Jan 1, 2004
-
Metal Recovery from NIMH Batteries
By Carla Lupi
NiMH sealed cells (portable cells) are today widely used in all consumer applications replacing primary alkaline batteries: wireless mobile communication, portable computers and camcorders, are the la
Jan 1, 2000
-
Mineralogy and Morphology of Roasted Copper Concentrates Produced in Simulated Suspension Smelting Conditions
By Ari JokiIaakso
Three different sulphidic raw materials were treated in a laboratory scale laminar flow fur-nace simulating suspension smelting conditions. The materials were a pure chalcopyrite concentrate, a high-a
Jan 1, 1989
-
Electrolytic Copper Refining Tank Room Data
By John H. Schloen
Copper refineries are constantly looking for methods to upgrade their plants to reduce refining costs and to improve the purity of their electrolytic cathodes at the same time that the purity of the a
Jan 1, 1987