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Photocatalytic H2 Production Under Visible Light Irradiation On Novel Heterostructure Nis/Zns Nanosheet Photocatalyst
By Junfu Chen, Jiann-Yang Hwang, Yong Zhou, Lijun Lu, Likun Lia, Jixiong Liu
The sheet-like NiS-ZnS heterostructured composites were prepared by the microwave hydrothermal. The fabrication of the heterojunctions broadened the range of light response of ZnS. The photoexcited el
Jan 1, 2015
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Treatment of Produced Water by Electrocoagulation
By Jewel Gomes
Produced water (PW) is salty water trapped in the reservoir rock and brought up along with oil or gas during production. It subsists under high pressures and temperatures, and usually contains hydroca
Jan 1, 2009
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Novel LiNO3–NaNO3–KNO3–NaNO2 Molten Salts for Solar Thermal Energy Storage Applications
By T. Wang, R. G. Reddy
"The corrosion of stainless steel SS316L in a low melting point novel LiNO3-NaNO3-KNO3- NaNO2 eutectic molten salt mixture was investigated at 695K. After long-term isothermal dipping corrosion experi
Jan 1, 2014
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The Behavior Of Impurities At Kosaka Smelter
Kosaka Smelter & Refinery has a history of more than a century as a metallurgical department belonging to Kosaka mine. It has treated for a long time the "Black Ore" or the complicated concentrates dr
Jan 1, 2003
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Charactarisation of Corrosion Properties of Za-27/ Quartz Metal Matrix Composites
By Uchil Jayagopal, P. V. Krupakara, S. Manjunath
"This paper deals with the corrosion characterization of quartz particlate ZA-27 alloy metal matrix composites (MMCs). Quartz particles of size 50-80 microns are used as reinforcement. MMC's are prepa
Jan 1, 2000
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Mass Transfer Model for Laser Chemical Vapor Deposition of Titanium
By A. Kar
A mathematical model is presented for pure titaqium deposition from titanium tetrabromide on a stainless-steel (SS 304) substrate. Five three-dimensional, transient, and nonlinear partial differential
Jan 1, 1992
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Zinc-A Possible Component In Lead-Free Solders (Keynote) (eeb8536d-aa40-42f4-a0cf-853c0a6fdb6d)
By Mikula Adolf
Lead-tin solders are commonly used in electronic packaging due to their unique combination of electrical, chemical, physical, thermal and mechanical properties. Since it is known that lead and lead co
Jan 1, 2003
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Thermodynamic and Experimental Study on the Steam Reforming Processes of Bio-oil Compounds for Hydrogen Production
By Kun Wang, Xinhui Li, Huaqing Xie, Qingbo Yu, Qin Qin
"Three typical model compounds of bio-oil (ethanol, acetone and phenol) were studied in the steam reforming process for hydrogen production. In the thermodynamic analysis, the three componds showed th
Jan 1, 2014
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Production Of Elemental Sulphur From Non-Ferrous Smelter Gas (Keynote)
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 SOz, On the other hand, natural gas may contain over 2
Jan 1, 2003
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Chlorination Kinetics of Xenotime with Chlorine in Presence of Carbon
By M. A. Gimenes
The utilization of chlorination in extractive metallurgy and advanced ceramics areas has been widely investigated as a preparative route in order to obtain intermetallic compounds, which are used as p
Jan 1, 2000
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Optimization of the Process Variables for Making Direct Reduced Iron by Microwave Heating using Response Surface Methodology
By Hongbo Zhu, Jinhui Peng, Linqing Dai
"To optimize the process variables for making direct reduced iron (DRI) by microwave heating, the reduction temperature, reduction time and the ratio of coal to material were studied with the central
Jan 1, 2011
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Friction and Wear Performance of Unbalanced Magnetron Sputter-Deposited Diamond-Like Carbon Multilayer Coatings
By Eiji Iwamura
"Two types of diamond-like carbon (DLC) films with different microstructures were prepared by unbalanced magnetron sputtering, and the tribological properties of the nanoscaled DLC multilayer coatings
Jan 1, 2000
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V-AI Alloys by Aluminothermic Reduction of V2OS
By Carlos A. Nunes
V-AI alloys have been used commercially to produce pure vanadium by Electron Beam Melting (EBM), as well as to obtain Ti-based alloys (ex. Ti-6AI-4V). The aluminothermic reduction of vanadium pentoxid
Jan 1, 1996
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Preparation And Characterization Of Porous Copper Powder By Thermal Decomposition Of Complicated Copper Oxalate
By Chuanfu Zhang
Based on Thermogravimetric and Differential thermal analysis (TGA-DTA), porous copper powder is prepared by thermal decomposition of complicated copper oxalate. The effects of various conditions on th
Jan 1, 2009
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Pre-Oxidation And Hydrogen Reduction Of Panzhihua Ilmenite Concentrate
By Chonghe Li, Xionggang Lu, Wei Xiao, Xingli Zou, Weizhong Ding
The reduction degree and rate of the initial ilmenite concentrate and pre-oxidation samples by hydrogen were investigated by using thermogravimetric analysis system. H2-TPR was used to detected reduct
Jan 1, 2014
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Study of Hg Removal and Zn Recovery from Spent Dry Batteries
By Denise Corrêa de Oliveira
Common dry batteries use zinc as the negative electrode. Producers commonly use additives such as mercury to prevent corrosion and to increase the mechanical resistance of the zinc anode. Alkaline bat
Jan 1, 2001
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On The Metallurgy of Active Brazing of Silicon Nitride
By F. J. J. van Loo, J. K. Kivilahti, M. Paulasto
"Activation mechanism and interfacial reactions in brazing of ShN4 with different AgCuTi filler alloys has been investigated thermodynamically and experimentally. During brazing the AgCuTi filler allo
Jan 1, 1996
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An Interrupted In-Situ Method for Electrochemical Formation of Mg-Ni Intermetallics
By Metehan Erdogan, Ishak Karakaya, Fuat Erden
"Mg-Ni system draws attention due to the promising hydrogen storage properties of Mg2Ni. The proposed method involves the use of NiO and MgCl2 in an electrochemical cell to from Mg-Ni intermetallics d
Jan 1, 2014
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The Effect of Fluid Velocity of the Electrolyte on the Copper ElectrorefiningThe Effect of Fluid Velocity of the Electrolyte on the Copper Electrorefining
By A. Tsubouchi, F. Noguchi, T. Takasu
"A high current density operation is desired to improve the productivity in copper electrorefining. However, a lot of problems still remain such as passivation at anode, dendritic deposition at cathod
Jan 1, 1997
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The Noranda Horne Smelter -1965 To 1983
By J. B. W. Bailey
The Noranda Horne smelter in Quebec, Canada has change considerably during the last two decades to accommodate varying custom concentrate receipts, closure of the Horne mine, better working conditions
Jan 1, 1983