Modern Microwave Methods in Solid-State Inorganic
Examples of MW syntheses of oxides that proceed via the use of a susceptor include Li 0.35 La 0.55 TiO 3 LiV 3 O 8 and LaCrO 3 and gadolinium aluminum perovskite using carbon susceptors YBa 2 Cu 3 O 7–x NiAl 2 O 4 LaCoO 3 and LaNiO 3 and yttrium aluminum garnet which use SiC as a susceptor and LiMn 2 O 4 and Na x WO 3 using CuO
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WOA1Refractory binder systemGoogle Patents
A refractory formulation containing an anhydrous solvent an oleophilic rheology modifier and a refractory aggregate exhibits non-thermoplastic behavior and remains plastic and formable at temperatures in the range of 10 degrees Celsius to 180 degrees Celsius. The oleophilic rheology modifier may effectively bind with the solvent to create a gel-like structure with organic solvents with
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US Patent Application for Stabilized alumina supports
Nov 12 2003 · The present invention relates to stabilized supports stable at temperatures above 800° C. and method of preparing such supports which includes adding a rare earth metal to an aluminum-containing precursor prior to calcining. The present invention can be more specifically seen as a support process and catalyst wherein the stabilized alumina catalyst support comprises a rare earth aluminate
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№1(2017)KIMS
Research interests is the physical and chemical research of phase equilibrium in the complex mixed phases metallurgical systems that have allowed to obtain not only essential results in theory but also to work out new made alloys and their smelting technologies aluminum ferrosilicon with alloying components of various purposes aluminum
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Reactions Between Aluminum Oxide and Carbon The Al2O3
Because of the high reactivity of aluminum carbide and all the intermediate compounds with moisture and oxygen use of refractories based on the system A1 2 O 3 ‐A1 4 C 3 must be limited to applications where these agents are excluded. The behavior of high‐alumina refractories in the presence of carbon
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USAApparatus and method for ablating
USA US06/818 412 USA USA US A US A US A US A US A US A US A US A US A Authority US United States Prior art keywords batch glass melting liquefaction vessel Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.
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Carbon-Bonded Alumina Refractories with Reduced Carbon
Carbon-Bonded Alumina Refractories with Reduced Carbon Content due to the Addition of Semi-Conductive Silicon and/or Nanoparticles N. Brachhold 1 J. Fruhstorfer 1 A. Mertke2 C.G. Aneziris 1TU Bergakademie Freiberg Institute of Ceramic Glass and Construction Materials Agricolastr. 17 D
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WOA1Refractory binder systemGoogle Patents
A refractory formulation containing an anhydrous solvent an oleophilic rheology modifier and a refractory aggregate exhibits non-thermoplastic behavior and remains plastic and formable at temperatures in the range of 10 degrees Celsius to 180 degrees Celsius. The oleophilic rheology modifier may effectively bind with the solvent to create a gel-like structure with organic solvents with
Get Price
USAApparatus and method for ablating
USA US06/818 412 USA USA US A US A US A US A US A US A US A US A US A Authority US United States Prior art keywords batch glass melting liquefaction vessel Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.
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International Journal of Applied Ceramic Technology
ISSN (Online) The ISSN (Online) of International Journal of Applied Ceramic Technology is .An ISSN is an 8-digit code used to identify newspapers journals magazines and periodicals of all kinds and on all media–print and electronic. International Journal of Applied Ceramic Technology
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Chemical Interactions of Alumina–Carbon Refractories with
May 17 2011 · A sessile-drop study was carried out on Al2O3-10 pct C refractory substrates in contact with molten iron to investigate possible chemical reactions in the system and to determine the influence of carbon and the role if any played by the presence of molten iron that can act both as a reducing agent and as a metallic solvent. These investigations were carried out at 1823 K (1550 °C) in argon
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Self-consistent simulation of carrier confinement
Microstructure engineering of TiAl-based refractory intermetallics within power-down directional solidification process. Studies on the interactions of transition metal carbides and sodium chloride in the temperature range K in oxygen Strain-induced interaction of hydrogen atoms with dissolved atoms in IVA group metals. Blanter
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(PDF) about glass Varnakavi NareshAcademia.edu
Academia.edu is a platform for academics to share research papers.
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Chiranjib Kumar Gupta Chemical Metallurgygo PDF
The transition temperature for this class of steels generally occurs between 100 and 100 C. Low carbon steels that are ductile at room temperature can become brit- tle when exposed to a lower temperature ocean environment. This accounted for several dis- astrous failures of Liberty ships during World War II. Some of these ships broke into halves.
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Bentonite Kaolin and Selected Clay Minerals (EHC 231 2005)
Chemical properties of the surfaces of silicates and in particular clay minerals are strongly dependent on their mineral structure. The basic unit of montmorillonite crystals is an extended layer composed of an octahedral alumina sheet (O) between two tetrahedral silica sheets (T) forming a
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Concise Encyclopedia of Advanced Ceramic Materials
The problems with this reaction are the high temperatures involved and the fact that all impurities dissolved in the carbon or in the alumina tend to contaminate the final A1N powder product. coefficients together with a factor that accounts for chemical interactions between the diffusing species. to produce refractory carbides by
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USB2Refractory binder systemGoogle Patents
A refractory formulation containing an anhydrous solvent an oleophilic rheology modifier and a refractory aggregate exhibits non-thermoplastic behavior and remains plastic and formable at temperatures in the range of 10 degrees Celsius to 180 degrees Celsius. The oleophilic rheology modifier may effectively bind with the solvent to create a gel-like structure with organic solvents with
Get Price
№3(2016)KIMS
Considering the interaction of selenium with constructional steels in relation to the distillation process viability of implementation of the process for selenium containing materials distillation separation and selenium refining in a batch mode in order to avoid shifting of the equilibrium towards the formation of iron selenide has been
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REFERENCES Microwave Processing of Materials The
Gourdenne A. 1992. Interactions between Microwaves and Model Composite Materials. Proceedings of the American Chemical Society Division of Polymeric Materials Science and Engineering. 66 430—431.
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№1(2017)KIMS
Research interests is the physical and chemical research of phase equilibrium in the complex mixed phases metallurgical systems that have allowed to obtain not only essential results in theory but also to work out new made alloys and their smelting technologies aluminum ferrosilicon with alloying components of various purposes aluminum
Get PriceChiranjib Kumar Gupta Chemical Metallurgygo PDF
The transition temperature for this class of steels generally occurs between 100 and 100 C. Low carbon steels that are ductile at room temperature can become brit- tle when exposed to a lower temperature ocean environment. This accounted for several dis- astrous failures of Liberty ships during World War II. Some of these ships broke into halves.
Get PriceDynamic interaction of refractory and molten steel
Aug 15 2018 · The dynamic interaction between molten steel and refractory material will seriously affect the service life of the refractory lining and restrict the smelting safety and efficiency of steelmaking. In this paper experiments on the interaction between an alumina-magnesia castable and molten steel under dynamic smelting conditions were performed.
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Sixth International Conference on Molten Slags Fluxes and
chemical wearing mechanism of refractory materials in a steel ladle slag line r.a. mattila j.p. vatanen and j.j. härkki. paper 159 reactions between slag and a dry-hardened tundish lining c.e. grip s. ekberg and b. lindblom. paper 160 refractory-slag interactions in a gasification system
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Self-consistent simulation of carrier confinement
Microstructure engineering of TiAl-based refractory intermetallics within power-down directional solidification process. Studies on the interactions of transition metal carbides and sodium chloride in the temperature range K in oxygen Strain-induced interaction of hydrogen atoms with dissolved atoms in IVA group metals. Blanter
Get Price
Modern Microwave Methods in Solid-State Inorganic
Examples of MW syntheses of oxides that proceed via the use of a susceptor include Li 0.35 La 0.55 TiO 3 LiV 3 O 8 and LaCrO 3 and gadolinium aluminum perovskite using carbon susceptors YBa 2 Cu 3 O 7–x NiAl 2 O 4 LaCoO 3 and LaNiO 3 and yttrium aluminum garnet which use SiC as a susceptor and LiMn 2 O 4 and Na x WO 3 using CuO
Get Price
International Journal of Applied Ceramic Technology
ISSN (Online) The ISSN (Online) of International Journal of Applied Ceramic Technology is .An ISSN is an 8-digit code used to identify newspapers journals magazines and periodicals of all kinds and on all media–print and electronic. International Journal of Applied Ceramic Technology
Get PriceHigh-temperature Interactions of Alumina–Carbon
Refractory degradation is a complex phenomenon in-volving chemical wear (corrosion) and physical/mechanical wear (erosion/abrasion). Refractory corrosion results in the recession of "hot face" (working surface) due to chemical reactions and molten metal penetration.1) Alumina–carbon refractories are commonly used in steelmaking applications
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Secondary Aluminum Processing Waste Salt Cake
The Pearson product moment and Spearman rank order correlation coefficients between Al and total aluminum oxides were -0.46 (p . 0.05) and -0.37 (p 0.05) respectively. Meanwhile negative correlations between the salt content and the aluminum oxides in SC
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№3(2016)KIMS
Considering the interaction of selenium with constructional steels in relation to the distillation process viability of implementation of the process for selenium containing materials distillation separation and selenium refining in a batch mode in order to avoid shifting of the equilibrium towards the formation of iron selenide has been
Get Price
New method for decomposition and comprehensive analysis of
High-pressure acid dissolution of refractory alumina for trace element determination. Interactions between Sonchus oleraceus L. and some weeds in agroecosystems in Egypt. chemical composition and interaction of lunar simulants with humic acids.
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