Search Documents
Search Again
Search Again
Refine Search
Refine Search
-
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
-
Effect Of Mercerization And Electron-Beam Irradiation On Mechanical Properties Of High Density Polyethylene (Hdpe) / Brazil Nut Pod Fiber (Bnpf) Biocomposites
By Shaik Jeelani, Mahesh Hosur, Esperidiana A. B. Moura, Rejane D. Campos, Emilia S. M. Seo, Kerry Kirwan, Francisco R. V. Díaz, Maria Sotenko
The use of natural fibers with polymeric resins has spread rapidly. In order to improve the mechanical properties of material, in this work, two variables were used: mercerization and electron beam ir
Jan 1, 2015
-
The Nature Of Accretion Formation During Roasting Of Zinc Concentrates In Fluidized Bed Furnace (5a8d3413-4f47-4167-b404-9950f4c8eabb)
By N. M. Komkov
The main operation of obtaining zinc from sulfide raw materials by hydrometallurgical technologies is the oxidation roasting of zinc concentrates in fluidized bed furnaces. The technical-economic para
Jan 1, 2003
-
The Petrographic Examination of Refractory Service. Samples
By Robert P. Stevens
It is important for a refractory supplier to make systematic petro-graphic examinations of products which have been in service in the furnaces and kilns of customers. The petrographic examination of r
Jan 1, 1981
-
Prediction of Minor-Element Behavior in Copper Smelting and Converting with Submerged Oxygen Injection
By Hang Goo Kim
A computer simulation has been carried out to predict the distribution behavior of minor elements such as Pb. Zn, Bi, Sb and As in recently proposed copper smelting and converting processes with subme
Jan 1, 1991
-
Pressure Leaching of Zinc-Bearing Blast Furnace Dust
By Ing. R. Geutskens
Zinc-bearing dust from blast furnace gas-scrubbing operation is a well known environmental health problem in the iron and steel industry. Hoogovens IJmuiden (The Netherlands) developed processes to so
Jan 1, 1990
-
Formation And Magnetic Susceptibility Of Compounds Containing Iron And Manganese In Aluminum Melts (0d527b40-e090-4530-935a-8870cf7eaf06)
By G. C. Yao
Iron and silicon impurities can form needle and branch shape intermetallie compounds in molten aluminum when there is no manganese. It is difficult to separate them from molten aluminum by electromagn
Jan 1, 2003
-
Ore Microscopy -An Indispensable Tool for Beneficiation of Massive Sulphides of the Iberian Pyrite Belt
By O. C. Gaspar
The mineralogical and textural characteristics of the volcanogenic massive sulphide ores from the Aljustrel and Neves-Corvo deposits have been studied by ore microscopy techniques since 1977. Several
Jan 1, 1991
-
Rutile From llmenite by Thermal Processing
By M. J. Adam
As part of its research program, the U.S. Bureau of Mines is investigating the partitioning of complex minerals to simpler phases using sulfidation reactions for selective extraction of mineral consti
Jan 1, 1993
-
Co-Cr-Mo Alloys Production by Self Propagating High Temperature Synthesis
By Onuralp Yiicel, Ozlem Okur, Murat Alkan
"In this study, Co-Cr-Mo alloys were produced using a mixture of Co304, Cr203 and Mo03 powders with Al powders by a Self-propagating high temperature synthesis process. SHS is a process of material sy
Jan 1, 2013
-
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
-
Separation Of Iron-Rich Impurity Particles From Molten Aluminum By Induced-Alternating Magnetic Field (0a0d4cc6-f48a-4805-a5d2-419efded562e)
By G. C. Yao
Branch and needle-shaped intermctallic compounds of iron, silicon and aluminum normally exist in the molten aluminum. If a suitable amount of manganese metal is added into molten aluminum, the shape o
Jan 1, 2003
-
Heat Transfer to Copper Coolers in Freeze Lined Furnaces: The Role of Radiation and the Influence of Slag Liquidus
By M. W. Kennedy
Prediction of the thermal duties of copper coolers in freeze lined furnaces is challenging. Where copper coolers are immersed in liquid slag the heat transfer is often defined by a natural convection
-
Interfacial Modelling Of Hot Rolling: A Probabilistic Approach
By I. C. Howard, E. J. Palmiere
"Heat transfer and friction in hot flat rolling have traditionally been characterised by an average heat transfer coefficient (h) and an average friction coefficient (p.). However, the presence of oxi
Jan 1, 2001
-
Reducing Refining Cycle Times to Extend Anode Furnace Campaign Life at Kennecott Copper
By Jun Enriquez
Kennecott Utah Copper aims to extend anode furnace campaigns to more than three years. As part of that goal improvements are sought on anode-furnace tuyere-area refractory performance. Kennecott and P
-
Microwave Power Absorption Characteristics Of Iron Oxides
By Yuzhe Zhang, Matthew Andriese, Jiann-Yang Hwang, Guanghui Li, Zhiwei Peng, Tao Jiang
The microwave power absorption characteristics of iron oxides, including Fe2O3, Fe3O4 and Fe0.925O, have been studied by determining dielectric loss and magnetic loss distributions in 0.05-m-thick oxi
Jan 1, 2015
-
Semi-Solid Processing of Hyper-Eutectic Cast Iron
By Masaru Imaizumi, Hiroyuki Nomura, Mitsuharu Takita
"Cast iron possesses many superior characteristics caused from precipitated graphite structure, for example, castability, wear resistance, solid lubrication, damping capacity. But the more graphite hy
Jan 1, 2000
-
Columnar to Equiaxed Transition in 316 L Stainless Steel
By Alicia E. Ares
316 L Stainless Steel samples were solidified directionally under conditions which produced the columnar to equiaxed transition. The position of the transition was located in each sample and the dista
Jan 1, 2002
-
Optical Spectroscopy for Process Monitoring and Production Control in Ferrous and Non-Ferrous Industry (Invited)
By Willy Persson
A common feature of the kinds and amounts of impurities present most pyrometallurgical, processes is injection of oxygen to, remove various in the feed. The degree of success of a specific process ste
Jan 1, 2003
-
Cyclic Stability Of Rare Earth Pentanickel Hydrides
By Dhanesh Chandra
Long term stability studies were conducted on four variants of LaNi5; 10,000 hydriding/dehydriding cycles were used to evaluate their suitability for a metal hydride cooling system. Thermodynamic and
Jan 1, 1989