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Recovery Of Cr During Smelting Treatment Of Stainless Steel Dust
By Xinlei Jia, Wenming Guo, Yanling Zhang
A large amount of stainless steel dust rich in Fe, Cr, and Ni has been being generated in China. Smelting treatment is accepted as a practical method for the recovery/reutilization of these second res
Jan 1, 2015
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Reduction of Lead in the Separator Fraction
By U. Kammer
The reduction of the lead content in the separator fraction produced during the mechanical processing of spent lead-acid batteries is an important environmental and economical issues. The reduction of
Jan 1, 2000
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Loading Characteristics of Gold-Bromo Species onto Weak-base Anion Exchange Resin PAZ-4
By Robert Mensah-Biney
The loading characteristics of gold-tetrabromide species onto a weak-base resin, PAZ-4, were evaluated using a completely mixed batch reaction system. The time. to attain equilibrium loading was subst
Jan 1, 1991
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The Effects of Niobium and Titanium on Tin Precipitation in Fe-Alloys
The paper describes the propensity of tin to form intermetallic compounds with microalloying elements such as Nb, Ti and aluminium, which are commonly used as additions to achieve particular combinati
Jan 1, 1999
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Heats of Reaction in the Formation of TIB2 Reinforced Titanium Aluminide Composites
By Kampe. S. L., Baker. Andrew H., Tony Zahrah
"Experimental heats of reaction for the formation of several Al3Ti + TiB2 intermetallic composite formulations have been determined utilizing bomb calorimetry. To overcome the kinetic constraints and
Jan 1, 2011
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Optimizing the Sintering Process of Low-Grade Ferromanganese Ores
By Wei Luo, Yuanbo Zhang, Zhixiong You, Zijian Su, Guanghui Li, Tao Jiang
"In this study, the appropriate sintering process parameters for low-grade ferromanganese ores were investigated. The results showed that, under the condition of natural basicity (R=0.03), the optimal
Jan 1, 2013
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Tensile Behavior of Epoxy Composites Reinforced with Continuous and Thinner Ramie Fibers
By Frederico Muylaert Margem, Jarbas Bravo Neto, Sergio Neves Monteiro
"The mechanical behavior and the fracture characteristics of composites with DGEBA/TETA epoxy matrix reinforced with up to 40% in volume of continuous and thinner ramie fibers were evaluated by tensil
Jan 1, 2011
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Production Of Elemental Sulphur From Non-Ferrous Smelter Gas (Keynote) (0da863a0-3b55-4ebb-968f-68550bd51096)
By Takahiko Okura
Most non-ferrous raw materials are associated with sulphur. To extract the metals, the sulphur is recovered typically as Sulphuric acid or liquid S02. On the other hand, natural gas may contain over 2
Jan 1, 2003
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Major-Element Variations in the Reactive Sulfide-Rich Tailings at the Waite Amulet Minesite, Noranda Area, Quebec, Canada
By J. L. Jambor
Sulfide-rich tailings accumulated in a 4l-hectare impoundment at the Waite Amulet minesite near Noranda, Quebec, have undergone partial oxidation and destruction of the principal sulfides (pyrite and
Jan 1, 1989
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An Integrated Bioremediation Route For Heavy Metal, Contaminated Land Based On The Sulfur Cycle
By H. Eccles
BNFL, an internationally acclaimed company noted for its nuclear fuel cycle services and waste management technologies, collaborated with Viridian BioProcessing Ltd, a small company acknowledged for d
Jan 1, 1996
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Effect of Attrition Scrubbing on the Recovery of Platinum Group Metals from Automotive Catalytic Converters
By Wantae Kim, Jaechun Lee, Tatsuya Oki, Sungbaek Cho, Sangbae Kim
"Effect of attrition scrubbing on the recovery of platinum group metals(PGMs) from automotive catalytic converter was discussed. The attrition scrubbing as comminution and separation process was effec
Jan 1, 2008
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Effect of Concentrate Composition on 65% Cu Matte Smelting: FeS2 -OuFeS2 Concentrates
By W. G. Davenport
The Cu content of industrial flash furnace concentrates varies considerably. It is usually around 30% Cu (Tables 2.1, 3.1) but it may be as high as 55% Cu and as low as 20% Cu. The mineralogy of flas
Jan 1, 2001
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The Effect of Alloying on Topologically Close Packed Phase Instability in Advanced Nickel-Base Superalloy Rene N6
By Frame Ritzert, Dennis Keller, Vijay Vasudevan, David Arenas
"An investigation was conducted to describe topologically close packed (TCP) phase instability as' a function of composition in the advanced ·Ni-base superalloy Rene N6. TCP phases are detrimental to
Jan 1, 1998
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Factors Affecting the Utilization Potential of Gypsum Produced from Acid Neutralization
By L. M. Luckevich
Gypsum is a product from the neutralization of sulfuric acid by lime or limestone. This paper will discuss specifications for gypsum used in wallboard, cement and agriculture and the factors affecting
Jan 1, 1996
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The Elkem Multi-Purpose Furnace ® for the Recovery of Zinc and Lead from Waste Materials
By Thor Pedersen
Elkem's technologies for the processing of waste materials, dusts, sludges and other residues, are based on the use of their Multi-Purpose Furnace as the primary processing component. The Multi
Jan 1, 1990
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The East Penn Process For Recycling Sulfuric Acid From Lead Acid Batteries
By R. Leiby
Prior to March 1992, the only component of the lead acid battery that was not recycled by East Penn Manufacturing Company was the sulfuric acid electrolyte. This acid was unusable in new batteries bec
Jan 1, 1995
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Toward Mercury Management on U.S. Department of Energy Sites: Development and Selection Technologies
By Michael I. Morris
The U.S. Department of Energy's (DOE's) Transuranic and Mixed Waste Focus Area (TMFA), funded from fiscal year (FY) 1996 though FY 2002, was tasked with finding solutions for the mixed waste
Jan 1, 2003
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Dissolution of Photoconductive Se-As Layers From Aluminium Photocopier Drums With Hydrogen Peroxide Solutions
By Luiz A. Teixeira
A process is described whereby worn, deffective or crystallized photoconductive Se-As layers can be stripped off from aluminium photocopier drums, using hydrogen peroxide solutions in conditions such
Jan 1, 1990
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Natural Graphite Purification Through Chlorination in Fluidized Bed Reactor
By K. Adham
For use in many existing and emerging applications, the purification of natural graphite is required to achieve +99.9% carbon content with minimum metallic impurities. Currently, the hydrofluoric acid
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Physical Modeling of Splashing of Top Blown Gas Injection onto Liquid Bath
By Susumu Okabe
Injection metallurgy is widely adopted in various fields of metallurgical operations to achieve high productivity. The Mitsubishi Continuous Copper Smelting and Converting Process employs the top blow
Jan 1, 1995