News archive Plansee
With the acquisition the Plansee Group will increase the company s competitiveness and raw materials supply base for tungsten products and expand its refractory metals activities in North America GTP employs 1 050 people and will become a new division of the Plansee Group
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Recovery of cobalt from slag in a DC arc furnace at
A 40 MW DC arc furnace has been built at Chambishi for the purpose of recovering cobalt from the slag The technology was jointly developed by Mintek and Anglovaal Mining Ltd Avmin and the furnace was designed by Bateman Titaco Testwork at the kW scale was conducted at AVRL and larger scale piloting was conducted at Mintek in
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List of Platinum Group Metals or PGMsThoughtCo
Sources of Platinum Group Metals Platinum gets its name from platina meaning little silver because the Spaniards considered it an unwanted impurity in silver mining operations in Colombia For the most part PGMs are found together in ores Ultramafic and mafic igneous rocks contain high levels of platinum group metals the granites contain a low percentage of the metals
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Neovasc Inc Newsfile
Neovasc Provides Corporate Update Vancouver British Columbia and Minneapolis Minnesota Newsfile Corp June 10 2021 Neovasc Inc NASDAQ NVCN TSX NVCN Neovasc or the Company today announced that the Company has implemented a series of strategic initiatives focused on enhancing current shareholder value minimizing dilution extending its cash runway well
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Impulse Bit Measurements from Metal Plasma Thruster
However refractory metals such as molybdenum Mo niobium Nb and others have less than 20 macroparticle fractions while lower melting point metals such as magnesium Mg aluminum Al and others have higher macroparticle fractions The erosion rate of metals such as Mo and Nb is approximately 30 μ g C
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An overview of recycling refractory materials Journal
Journal Name Industrial Ceramics Additional Journal Information Journal Volume 24 Journal Issue 3 Journal ID ISSN Publisher TECHNA S R L Country of Publication United States Language English Subject 36 MATERIALS SCIENCE LEGISLATION RECYCLING REFRACTORIES refractory materials recycling spent refractory materials reuse
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Versa Integrity
To reduce instances of hydrogen induced cracking HIC following the welding of a critical piece of equipment use Versa s post weld heat treatment PWHT service Post weld heat treatment PWHT is a process that helps reduce the risk of fracturing cracking and stress in the weld and parent m
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Nickel Based Superalloys for Advanced Turbine Engines
International Journal of Refractory Metals and Hard Materials Vol 88 Microstructural evolution and creep mechanisms in Ni based single crystal superalloys A review Journal of Alloys and Compounds Vol 819
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ASM International the Materials Information SocietyASM
ASM International is the world s largest association of materials engineers and scientists We are dedicated to informing educating and connecting the materials community to solve problems and stimulate innovation around the world
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Vesuvius
Vesuvius is a global leader in metal flow engineering providing a full range of engineering services and solutions principally serving the steel and foundry industries Read more Who We Are
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Impulse Bit Measurements from Metal Plasma Thruster
I Introduction T he metal plasma thruster MPT is a pulsed electric propulsion thruster that burns solid metal propellant and has been described in a recent paper a model of the thruster is shown in Fig 1 which shows the dual target configuration used for these impulse measurements Each 38 mm diameter target has an 84 mm diameter semitransparent tungsten anode screen located 10 mm in
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Nanostructuring of metals by severe plastic deformation
The final size of grains produced by ECA pressing depends on the material under investigation and on processing features but for pure metals it is
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Industrial Heating Thermal processing technical journal
Industrial Heating thermal processing technical journal covering heat treating ferrous nonferrous thermal processes in excess of 1000 degrees F
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Aerospace materials past present and future
August 13 2014 Forty years ago aluminum dominated the aerospace industry As the new kid on the block it was considered to be lightweight inexpensive and state of the art In fact as much as 70 of an aircraft was once made of aluminum Other new materials such as composites and alloys were also used including titanium graphite and
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Industrial Minerals
In recent years from the accompanying table it can be seen that the recession of 2009 took its toll on Japanese spinel consumption and brick production but that at least regarding spinel refractory consumption it was recovering back to near 2008 levels during 2010 ie a little over 12 000 tpa
Get PriceTowards a Fracture Energy Based Approach for Wear
Tools sustainability and reliability is a key axis for economic competitiveness of companies in the field of cold heading of steels This durability is currently limited by the damage occurring at the contact surfaces The main objective of this study is to propose an energy based approach to understand the mechanisms of deterioration of the WC Co carbide tools Firstly a finite element
Get PriceIndustry Services Co a Portfolio Company of Osceola
Industry Services Co ISC a leading provider of industrial maintenance services and a portfolio company of Osceola Capital announced that it has acquired three additional refractory and
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AboutBlacksand Technologies LLC
Prof Fang is a Fellow of National Academy of Inventors ASM and APMI respectively He was the winner of an R D100 Award in 2009 He is currently serving as the Editor in Chief of the Int J of Refractory Metals and Hard Materials an Elsevier journal
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Materials Free Full Text Development of TiAl–Si Alloys
The SPS method is used to produce amorphous materials intermetallic compounds nanostructured materials highly refractory metals and ceramics or composites with a metal and ceramic matrix which are difficult to prepare by conventional methods In the SPS process heating rates of up to 1000 °C per minute can be achieved 121 124
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OVERVIEW OF PGM PROCESSINGAnglo American
Refractory conc penalties c 15 MgO 2 6 Cr 2 O 3 High temperature capability > 1400°C Mixed low grade solid Refractoriness capability 0 5 5 Cr 2 O 3 High process temperature capability > 1300°C Sulphur fixation Whole/Slow cool matte leach capability Ni/Cu/Co PGM separation capability Suitable PGM
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Overview of metal casting for beginnersSmelting
Hi all figured I d make my first post something useful rather than a question I know more about casting than blacksmithing so I figured I d help add to the casting section a little by providing a general overview of how to get started in casting reference books equipment needed safety precautions etc Hopefully this will be something that can be referenced to give some direction to
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Aerospace materials past present and future
August 13 2014 Forty years ago aluminum dominated the aerospace industry As the new kid on the block it was considered to be lightweight inexpensive and state of the art In fact as much as 70 of an aircraft was once made of aluminum Other new materials such as composites and alloys were also used including titanium graphite and
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Petroleum Exploration and Production Past and Present
Petroleum exploration and production in the Nigeria s Niger Delta region and export of oil and gas resources by the petroleum sector has substantially improved the nation s economy over the past five decades However activities associated with petroleum exploration development and production operations have local detrimental and significant impacts on the atmosphere soils and sediments
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New Development in Investment Casting Process A Review
refractory slurry to the required thickness The refractory shell is dried at low temperature the sh parts be made using mercury Very close tolerance obtained but it is a very expensive method 3 4 Ice pattern compounds Zhang 1999 It uses pure water to make the ice pattern At low temperature water is sprayed through a nozzle
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Seattle DJC local business news and dataBusiness
Tiny site near Yesler Terrace could yield six story building a supplier of refractory metals to the semiconductor industry is a group of manufacturing and design companies providing
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AboutBlacksand Technologies LLC
Company Profile Blacksand Technology LLC located in Salt Lake City Utah is an early stage materials innovation company founded in 2013 by Dr Z Zak Fang Professor of Materials Science and Engineering of the University of Utah Blacksand is the worldwide exclusive licensee from the University of Utah for proprietary patented technologies to
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Nanostructuring of metals by severe plastic deformation
The final size of grains produced by ECA pressing depends on the material under investigation and on processing features but for pure metals it is
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Development and Application of Refractory Materials for
The development of these materials was based on understanding of the corrosion and wear mechanisms associated with currently used aluminum contact refractories through physical chemical and mechanical characterization and analysis performed by Oak Ridge National Laboratory ORNL and the University of Missouri Rolla UMR along with their industrial partners under the ITP Materials project Multifunctional Metallic and Refractory Materials for Energy Efficient Handling of Molten Metals
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AccomplishmentsPentaMet Associates LLC
George has over 35 years experience in refractory metals and semiconductor support industries His roles have ranged from Sales Manager to Vice President of Sales and Marketing to President to CEO He has worked with companies in many varied industries including the national labs aerospace defense chemical semiconductor telecommunications
Get PriceAdvertisement Is graphite the next battery metal bull
Prior results from the Refractory Zone suggest it hosts a much higher grade near surface deposit of flake graphite Grades from past drilling on this zone have ranged as high as 17 08 per cent Lomiko will soon begin a 2 000 metre drilling program to expand the resource at the Refractory Zone
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Turbidity Total Suspended Solids Water Clarity
Refractory organics are often carcinogenic while heavy metals and other chemicals can be toxic to aquatic organisms 29 While these contaminants can enter the water as a dissolved substance many of them ride along on grains of soil or other larger pieces of
Get PriceJournal of Research of the National Institute of Standards
Journal of Research of the National Institute of Standards and Technology other non metallic impurities from molten metals through the use of refractory filter cloth in the process of casting metal parts on injection metal and the noise figures were near 0 4 dB with
Get PriceOverview of metal casting for beginnersSmelting
Silicon Bronze 1800 Aluminum 1200 Lead 680 Keep in mind that you need the metal to be superheated a few hundred degrees above these temperatures to successfully pour them so for example iron will be poured around hotter for thinner castings
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Journal ArchiveJohnson Matthey
His main interest is in processing of refractory metals and alloys In 2005 Dr Ohriner was honoured by ASM International as an ASM Fellow for the development of iridium alloys and high temperature and wear resistant materials used in space exploration and
Get PriceRefractory Metal Article about Refractory Metal by The
Refractory metals and alloys of especially high purity are produced as single crystals through electron beam and plasma zone melting Semifinished shapes of refractory metals in the form of sheets foil wire and tubes are produced by ordinary pressure treatment methods combined with intermediate heat treatment Use The enormous importance of refractory metals and of the metals alloys and
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Refractory Metalan overview ScienceDirect Topics
Refractory metals RMs are high melting point metals that are characterized by other special physical and chemical properties such as high density inertness corrosion and acid resistance They are produced both as metal ingot buttons using electron beam furnaces and as metal powder that serves as raw material for powder metallurgical treatments like pressing and sintering
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