processing nepheline method

processing nepheline method

USA1 Method of processing nepheline syenite A method of processing a useable particulated nepheline syenite including providing particulate nepheline syenite w

  • USA1 Method of processing nepheline syenite

    A method of processing a useable particulated nepheline syenite including providing particulate nepheline syenite with a maximum first grain size; milling the nepheline syenite in a ball mill operated substantially dry to produce a dry feed stock with particles less than a given size; and, using an air classifier to remove particles having a second grain size from the feed stock to provide anA method of processing nepheline C01F7/06 by treating aluminous minerals with alkali hydroxide (57) Abstract: Usage: when processing natural alkaline silicates, in particular for processing located, used in the preparation of the mixture for sintering Essence: soda pulp obtained after carbonization working located, is subjected to condensation, and the resulting aluminiumcontaining slurryA method of processing nepheline russianpatentsSUBSTANCE: invention relates to a method of processing aluminacontaining material and can be used in sintering technology of producing alumina and soda products from nepheline ore To reduce consumption of nepheline ore in a nephelinelimestonesoda charge, ashslag wastes are added in an amount from 01 to 10 % of weight of nepheline ore EFFECT: nepheline ores and recycling of ashMethod of processing nepheline ore russianpatents

  • A method of processing nepheline concentrate

    The method relates to the processing of aluminosilicate raw materials, in particular the production of alumina from nephelinecontaining raw materials, mainly nepheline or nephelinecontaining concentrates, such as tails Apatite flotation A method of obtaining alumina sintering nephelinecontaining concentrate with limestone and subsequent leaching luminescene economic performance05/02/2008· A method of processing a useable particulated nepheline syenite including providing particulate nepheline syenite with a maximum first grain size; milling the nepheline syenite in a ball mill operated substantially dry to produce a dry feed stock with particles less than a given size; and, using an air classifier to remove particles having a second grain size from the feed stock to provide anMethod of processing nepheline syenite Janik, Jerry WilliamA method of processing a useable particulated nepheline syenite including providing particulate nepheline syenite with a maximum first grain size; milling the nepheline syenite in a ball mill operated substantially dry to produce a dry feed stock with particles less than a given size; and, using an air classifier to remove particles having a second grain size from the feed stock to provide anUSA1 Method of processing nepheline syenite

  • A method of processing nepheline concentrate

    The method relates to the processing of aluminosilicate raw materials, in particular the production of alumina from nephelinecontaining raw materials, mainly nepheline or nephelinecontaining concentrates, such as tails Apatite flotation A method of obtaining alumina sintering nephelinecontaining concentrate with limestone and subsequent leaching luminescene economic performanceUSA1 chemical patent summaryMethod of processing nepheline syenite Patent USUSB2 chemical patent summaryMethod of processing nepheline syenite powder to produce

  • Method of processing nepheline syenite patentbuddy

    A method of processing a useable particulated nepheline syenite including providing particulate nepheline syenite with a maximum first grainMETHOD FOR PROCESSING NEPHELINE Russian patent published in 1994 IPC Abstract RU C1 FIELD: processing industrial waters SUBSTANCE: soda pulp prepared after carbonization of return industrial waters is condensed Thus prepared alumocontaining slime is filtered Filtrate is fed for evaporation and slime having humidity not more 30% is repulped by caustic solution havingMETHOD FOR PROCESSING NEPHELINE Russian patent RUFIELD: processing nepheline ores for forming source of raw materials for alumina industrySUBSTANCE: proposed method includes preparation of nephelinesodalime charge from lowquality nepheline ores at content of Al2O3 lesser than 25% and addition of highquality nepheline ore at content of Al2O3 no less than 265% to ensure content of Al2O3 in nepheline ore mixture of 239259%METHOD OF PROCESSING LOWQUALITY NEPHELINE ORES

  • Chapter 2 Production and Processing of Aluminum

    produce Portland cement in a second calcination step Processing about 4–45 tonnes of nepheline ore yields 1 tonne of alumina, 9–11 tonnes of cement, 06–08 tonnes of soda ash, and 02–03 tonnes of potash According to the grade of the bauxite ore, 2–3 tonnes of ore yield one tonne of alumina and about one tonne of red mud (dryIDr!y magnetic processing of nepheline syenite netic material removed is quite small, and dry sep aration is the general rule Magnetic separation is also important in process ing phosphate, titanium, chrome, manganese, tung sten, molybdenum, nickel, niobium, and tantalum ores Pioneer Work on Dry Separation: It is interesting to note that much of the pioneer work in magnetic processingADVANCES IN MAGNETIC SEPARATION OF ORESThe hydrochemical method is an alternative to the sintering method at the nepheline and other kind of aluminiumcontent raw materials processing to alumina [4, 5]For example the use of(PDF) Recovering alumina, silica and byproducts from coal

  • EX1017

    METHOD OF PROCESSING NEPHELINE SYENITE POWDER TO PRODUCE AN ULTRA FINE GRAIN SIZE PRODUCT : United States : 12/ : 1/5/2011 : : 12/6/2011 1 WHEREAS, subject to the terms and conditions set forth below, Licensee desires to acquire from Licensor, and Licensor is willing to grant to Licensee, a perpetual, royaltyfree, worldwide, nonexclusive licenseProcessing of nepheline ores and concentrates involves preparation of nephelinelimestonesoda mixture with introduction of aluminacontaining additive into it, sintering and leaching of prepared charge with subsequent production of alumina and accompanying products Aluminacontaining additive used is ferrotitanium production slag ground to fineness of not less than 100 % of class 20 mcm inPROCESSING METHOD OF NEPHELINE ORES ANDUSB2 chemical patent summaryMethod of processing nepheline syenite powder to produce

  • Method of processing nepheline syenite patentbuddy

    A method of processing a useable particulated nepheline syenite including providing particulate nepheline syenite with a maximum first grainMETHOD FOR PROCESSING NEPHELINE Russian patent published in 1994 IPC Abstract RU C1 FIELD: processing industrial waters SUBSTANCE: soda pulp prepared after carbonization of return industrial waters is condensed Thus prepared alumocontaining slime is filtered Filtrate is fed for evaporation and slime having humidity not more 30% is repulped by caustic solution havingMETHOD FOR PROCESSING NEPHELINE Russian patent RUNepheline powder processing methods Nepheline powder has many uses,The ultrafine ball mills can be produced the particle size of 2500mesh,make it to play an important role in aluminum smelting ,glass and ceramic industries Weifang Zhengyuan Powder Engineering Equipment Co, Ltd, which develops and manufactures series of milling equipment, focuses on being marketoriented, customercentricChina Nepheline powder processing methods factory and

  • METHOD OF PROCESSING LOWQUALITY NEPHELINE ORES

    FIELD: processing nepheline ores for forming source of raw materials for alumina industrySUBSTANCE: proposed method includes preparation of nephelinesodalime charge from lowquality nepheline ores at content of Al2O3 lesser than 25% and addition of highquality nepheline ore at content of Al2O3 no less than 265% to ensure content of Al2O3 in nepheline ore mixture of 239259%Lavrinhas, a city located 234 km northeast of São Paulo, Brazil, presents syenitic rocks with high content of nepheline, whose preliminary field assessment indicated its potential to be used in the production of ceramic products The paper aimed to study this raw material with fluxing properties and to determine the best processing methods based on mineralogy and texture, in order to achieveStudy of Processing Techniques for Nepheline Syenitic RawUsa1 Method Of Processing Nepheline A method of processing a useable particulated nepheline syenite including providing particulate nepheline syenite with a maximum first grain size milling the nepheline syenite in a ball mill operated substantially dry to produce a dry feed stock with particles less than a given size and, using an air classifier to remove particles having a secondNepheline Crushing Process regatydziennikarzypl

  • Chapter 2 Production and Processing of Aluminum

    produce Portland cement in a second calcination step Processing about 4–45 tonnes of nepheline ore yields 1 tonne of alumina, 9–11 tonnes of cement, 06–08 tonnes of soda ash, and 02–03 tonnes of potash According to the grade of the bauxite ore, 2–3 tonnes of ore yield one tonne of alumina and about one tonne of red mud (dryThe hydrochemical method is an alternative to the sintering method at the nepheline and other kind of aluminiumcontent raw materials processing to alumina [4, 5]For example the use of(PDF) Recovering alumina, silica and byproducts from coal

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