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Topic: Mischmetal


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In the News (Tue 15 Dec 09)

  
  Spartanburg SC | GoUpstate.com | Spartanburg Herald-Journal
Mischmetal (from German: Mischmetall - "mixed metals") is an alloy of rare earth elements in various naturally-occurring proportions.
Historically, mischmetal was prepared from monazite, an anhydrous phosphate of the light lanthanides and thorium.
Mischmetal is widely applied in steel foundries for making FeSiMg alloy and it is used to remove free oxygen and sulfur by forming stable oxysulfides and by tying up undesirable trace elements, such as lead and antimony.
www.goupstate.com /apps/pbcs.dll/section?category=NEWS&template=wiki&text=Mischmetal   (833 words)

  
 Nickel-mischmetal-calcium alloys for hydrogen storage - Patent 4096639
The compounds of this invention are generally prepared on a weight basis since the individual ingredients are combined by melting; and hence, it is convenient to describe the compound in the terminology commonly used for alloy preparation.
Mischmetal is a mixture of rare-earth elements in metallic form; the rare-earth elements have atomic numbers between 57 and 71.
The commercially produced mischmetal used to prepare the alloys of this invention was obtained from the Molybdenum Corporation of America and contained about 48 to 50% cerium, 32 to 34% lanthanum, 13 to 14% neodymium, 4 to 5% praseodymium, and about 1.5% other rare-earth metals.
www.freepatentsonline.com /4096639.html   (2135 words)

  
 Mischmetal-nickel-iron hydrogen storage compound - Patent 4249940
Discloses a hydridable compound of the general formula MNi.sub.x-y Fe.sub.y, where M is mischmetal, x is a number between 4.5 and 5.5 and y is a number between about 0.1 and 1.3.
A compound capable of combining with hydrogen to form a hydride consisting essentially of MNi.sub.x-y Fe.sub.y, wherein M is mischmetal, x is a number between about 4.5 and 5.5 and y is a number between about 0.1 and 1.3.
Thus it is comtemplated that the compound of the present invention can and perhaps will contain small amounts of impurities such as cobalt, copper, aluminum, etc., which are not deleterious with respect to the function of the compound.
www.freepatentsonline.com /4249940.html   (798 words)

  
  Mischmetal oxide tbc invention
This mixture of metals is commonly known as "mischmetal." As used herein the term "mischmetal" refers to clean mischmetal ore as known in the art.
As used herein the term "mischmetal oxide" means oxidized clean mischmetal ore as known in the art that is obtained by oxidizing clean mischmetal.
Mischmetal generally has a composition, based on 100% of weight, of about 30% to about 70% Ce by weight, about 19% to about 56% La by weight, about 2% to about 7% Pr by weight and from about 0% to about 20% Nd by weight, and impurities.
www.freshpatents.com /Mischmetal-oxide-tbc-dt20070531ptan20070122658.php   (1772 words)

  
  NationMaster - Encyclopedia: Mischmetal   (Site not responding. Last check: )
Mischmetal, cerium, and the more desirable rare earth elements are related in a way that is somewhat analogous to the relationship between natural uranium, depleted uranium, and enriched uranium.
Mischmetal is a mixture of rare-earth elements in metallic form; the rare-earth elements have atomic numbers between 57 and 71.
Mischmetal is widely applied in steel foundries for making FeSiMg alloy and it is used to remove free oxygen and sulfur by forming stable oxysulfides and by tying up undesirable trace elements, such as lead and antimony.
www.nationmaster.com /encyclopedia/Mischmetal   (743 words)

  
 PERIODIC TABLE
Mischmetal, being primarily Cerium and Lanthanum, is popular in pyrophoric alloys used in flints and lighters.
The metal is a modest constituent of Mischmetal, which is an alloy of rare earth metals, primarily cerium, lanthanum, praseodymium and neodymium.
Mischmetal is used in heat-conducting and pyrophoric alloys.
www.baotou.com /pt/proa.htm   (5385 words)

  
 Ferroalloys & Alloying Additives Online Handbook - Cerium & Rare Earths
Mischmetal is an alloy of REMs with a composition corresponding roughly to rare earth concentrations in the ore, from which they are electrolytically extracted.
Mischmetal additions are made by plunging precast canisters of the REM alloy into the ladle.
Mischmetal additions may also be made to the molds, 1-2 lbs./ton; sulfide modification is obtained, but no desulfurization.
www.shieldalloy.com /ceriumpage.html   (1135 words)

  
 Rare Earth Metals Find Interesting New Uses
Cerium or mischmetal are the most commonly-used additives (the amounts required are small, typically much less than 1 wt.%).
Mischmetal is produced in this way from the unseparated oxides or halides, but is seldom further refined.
Documentation of the properties of mischmetal in almost any condition of purity are lacking so it is, once again, not yet possible to support this conjecture.
www.arris-intl.com /customer/Papers/remetalspaper.html   (4606 words)

  
 American Elements: Lanthanum Mischmetal Supplier & Tech Info
Lanthanum Mischmetal is a mixed lanthanum-rich mixture of lanthanide (rare earth) metals suitable for applications where high purity lanthanum is not essential.
Lanthanum Mischmetal is generally immediately available in most volumes.
Lanthanum is used in cracking catalysts, advanced ceramics and in green phosphors.
www.americanelements.com /lams.html   (870 words)

  
 AE42 vs: AE44 - Magnesium . com - Forum
The main difference between the two is approximately 2 mass percent mischmetal.
AE42 is a magnesium alloy with nominal alloy additions of 4 mass percent aluminium and 2 mass percent mischmetal, while AE44 is 4% Al and 4% mischmetal.
The rare earth elements in mischmetal (cerium, lanthanum, etc.) react with aluminium to form an intermetallic compound at the grain boundaries.
www.magnesium.com /w3/forum/read.php?thread=2937   (198 words)

  
 mischmetal - Products for mischmetal - Manufacturers, Exporters, Suppliers, Traders, Companies, Factories
Material: Cerium Mischmetal Analysis: Typical Guarantee TREM >99.00% 99 % min Ce 63.52% 62 % min La 36.29%...
This page is your mischmetal one-stop source for the competitive price and quality.
If you are a manufacturer or supplier who want more international buyers, join EC21 for free now, and get your products listed here.
products.ec21.com /manufacturers/mischmetal.html   (267 words)

  
 Cerium mischmetal+Ferrocerium - SHANGHAI JIANGXI METALS CO., LTD.
- The major use of mischmetal is as an additive for steel treatment, an application that is no longer as dominant for Ln usage in most countries as it once was.
Also Mischmetal based alloys are promising electrode materials in nickel-metal-hydride rechargeable batteries that offer high capacity and long-life.
To provide a good firestarter in the survival kits, we use our Cerium Mischmetal and Iron, Magnesium and other metals to make Ferrocerium rod, equipped with high carbon steel scraper, then produced fireesteel, it is usually well-known as the Swedish firesteel, which was originally developed for the Swedish Department of Defense.
www.jxmetals.com /sdp/316680/4/cp-1271724.html   (787 words)

  
 BlurtIt: What is composition of the alloy ‘mischmetal’?
Mischmetal is an alloy that derives its name from the German word ‘Mischmetall’, which means mixed metals.
That is the reason why mischmetal is used in the preparation of all rare-earth elements.
It is used in steel foundries to prepare the FeSiMg alloy, remove oxygen and sulphur by forming stable oxysulphides and tying up trace elements such as lead and antimony which are harmful, and processed into various shapes of ingots, rods, pieces, discs, wires and slabs of metal.
www.blurtit.com /q281374.html   (345 words)

  
 Untitled Document   (Site not responding. Last check: )
A type of mischmetal (mixed metal) results when the oxides in bastnasite are converted to metal form.
Mischmetal is used to make lighter flints and alloys for many uses including steel, batteries, and magnets.
Bastnasite can be used as a source for cerium needed to improve the physical properties of high-strength, low-alloy steels due to its affinity for oxygen and sulfur.
www.molycorp.com /products/applications/elements/basnasite.html   (198 words)

  
 MME Resources Limited   (Site not responding. Last check: )
When a lanthanide mineral is processed ?without separation into the individual lanthanides -to yield a metal, the product, termed Mischmetal, will still contain the Ln's in the "natural-ratio" as they occur in the ore body.
The prime purpose of mischmetal addition during steel alloy production is to tie up sulfur impurities, through the high affinity of Ln's for O and S, as stable lanthanide oxysulfides.
- Mischmetal is mainly used as the alloying additives of Ferro Silicon Magnesium(FeSiMg) in ductile iron foundries, while Ferro Silicon Magnesium is used primarily in the production of ductile iron (Nodular Cast Iron) which widely applied as the ductile iron pipe, ductile iron valves, ductile iron fittings, etc. in water equipment industry.
www.ferroalloy.cn /pd.asp?proid=40   (501 words)

  
 [IndustryCommunity.com] Rare earth (Cerium mischmetal) used as desulphurisation and modification
The typical application of Cerium mischmetal (Cer MM) / rare earth used as the additive desulphurisation and modification.
From the above composition, only add a small quantity of Cerium mischmetal, can make accurate and cost effective method of producing ductile and vermicular irons with a one shot treatment of desulphurisation and graphite modification by means of preconditioning of melts.
As we knew that such kind of cored wire containing Cerium Mischmetal was widely used in steelmaking, cast iron treatment, ductile iron foundry, etc., metallurgical industry.
www.industrycommunity.com /myforum/lee_seymour_next1/messages/119.html   (177 words)

  
 READE Advanced Materials - Mischmetal (Rare Earth Metals)
An alloy of iron with a mixture of the rare earth metals is known commercially as mischmetal.
These vary in the number of rare earth metals used and the concentration of each.
mischmetal, rare earth metals, mischmetal, rare earth metals, mischmetal, rare earth metals
www.reade.com /br/Products/General/Mischmetal-(Rare-Earth-Metals).html   (181 words)

  
 Amazon.com: The effect of mischmetal addition on the structure and mechanical properties of a cast A1-7Si-0.3Mg alloy ...   (Site not responding. Last check: )
Amazon.com: The effect of mischmetal addition on the structure and mechanical properties of a cast A1-7Si-0.3Mg alloy containing excess iron (up to 0.6 Pct) : An article...
Further, 1 pct mischmetal (MM) additions (a mixture of rare-earth (RE) elements) were made to these alloys, and their mechanical properties at room and at elevated temperatures (up to 200 degC) were evaluated.
A structure-property correlation on this alloy was attempted using optical microstructure analysis, fractographs, X-ray diffraction, energy-dispersive analysis of X-rays (EDX), and quantitative metallography by image analysis.
www.amazon.com /mischmetal-mechanical-properties-A1-7Si-0-3Mg-containing/dp/B000BDYMIW   (606 words)

  
 Mischmetal 48% and 65% from Metall Rare Earth Limited
Mischmetal 48% and 65% from Metall Rare Earth Limited
Mischmetal, also called Cerium Mischmetal, Rare Earth Mischmetal or Misch Metal, are widely applied in
Mischmetal can be further processed to various shapes of
www.metall.com.cn /cemm.htm   (206 words)

  
 mischmetal - Selling Leads for mischmetal - Manufacturers, Exporters, Suppliers, Traders, Companies, Factories
mischmetal - Selling Leads for mischmetal - Manufacturers, Exporters, Suppliers, Traders, Companies, Factories
Alloy-coated Steel Core Wire for ACSR 16 Apr, 2007
Iron and Steel Ropes, Cables, Stranded Wire, Barbed Wire, and Fencing (11)
www.ec21.com /offers/mischmetal.html   (294 words)

  
 Sell Mischmetal (Shanghai Splendor International Co., Ltd.,China)
Battery grade mischmetal is silver lump, it is special raw material for hydrogen storage alloy
Ordinary mischmetal is silver lump, it is used as catch fire alloy and additive for special steel
See more Mischmetal, cerium mischmetal, rare earth product selling leads from this supplier.
splendor.en.alibaba.com /offerdetail/55746569/Sell_Mischmetal.html   (173 words)

  
 R & D on Mischmetal - JIANGXI XINJI METALS CO., LTD - - DIYTrade.com Free Website
The deposits of rare earths in China are quite abundant, at present, the market demands for Neodymium Oxide and Cerium Oxide are increasing, meanwhile, the big problem is what produce 1 ton of Neodymium Oxide brings about 4 tons of by-product (called " Lanthanum-Praseodymium-Cerium Chloride"), e.g.
The trade names for mischmetal are various as follows :
We can supply you all these products from our factory directly, from furnace to furnace.
jxmetals.diytrade.com /sdp/113634/4/cp-1000626.html   (241 words)

  
 421.275 Pretreatment standards for existing sources.
The mass of wastewater pollutants in primary rare earth metals process wastewater introduced into a POTW must not exceed the following values:
PSES for the Primary Rare Earth Metals Subcategory ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/kg (pounds per million pounds) of mischmetal produced from wet rare earth chlorides ------------------------- Hexachlorobenzene.............................
PSES for the Primary Rare Earth Metals Subcategory ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/kg (pounds per million pounds) of total mischmetal produced ------------------------- Hexachlorobenzene.............................
www.setonresourcecenter.com /cfr/40CFR/P421_224.HTM   (273 words)

  
 [No title]
drawing oxygen into the apparatus and oxidizing the mischmetal;
dispersing mischmetal oxide vapors and other oxide vapors; and
depositing the mischmetal oxide vapors and the other oxide vapors onto the surface to be coated, said deposition forming a thermal barrier coating having a thickness in the range of about 0.0025 inch to about 0.010 inch.
www.uspto.gov /web/patents/patog/week07/OG/html/1315-2/US07175888-20070213.html   (188 words)

  
 supply zinc 5 aluminum mischmetal alloy coated steel overhead ground wire strand, sell product sales from china, ...
supply zinc 5 aluminum mischmetal alloy coated steel overhead ground wire strand, sell product sales from china, chinese offers
Supply zinc 5 aluminum mischmetal alloy coated steel overhead gro
If your are not a Trade Member, please, register here
www.businesspatrol.com /tradeleads/detail_te.php3?te_id=51588   (56 words)

  
 Ferrocerium rod(Mischmetal flint rod) - Cerium mischmetal + Ferro Cerium - Product Catalog - SHANGHAI JIANGXI METALS ...
Ferrocerium rod is made from Iron, Magnesium and mostly of an alloy of rare earth metals called mischmetal, which contains cerium, lanthanum and a small amounts of neodymium and praseodymium.
The origin of its easy sparking is cerium's low temperature pyrophoricity, it's ignition temperature occurring between (150 to 180 degrees celsius).
We can tailor to you to meet your demand.
www.jxmetals.com /sdp/316680/4/pd-1271720/1706219-637725.html   (416 words)

  
 Shanghai Jiangxi Metals Co., Ltd.
We are the leading Chinese manufacturer on Tantalum, Niobium, Cerium Mischmetal, dedicating to supply the raw material to the steel industry, ductile iron foundry, anti-corrosion chemical, aerospace, metallurgical, chemical processing, electronics, and defense industry.
- JIANGXI XINJI METALS CO., LTD. for Mischmetal (rare earths).
- BAOTOU WINLONG RARE EARTH CO., LTD. for Cerium Mischmetal, High purity electrolytic chromium metal.
www.jxmetals.com   (237 words)

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