USA Froth flotation of insoluble slimes from
03/09/2017· Sylvinite ores are treated for removal of insoluble slimes by a froth flotation technique which includes flocculating the slimes with nonionic or polyacrylamide flocculants and thereafter utilizing a nonionic or an anionic flotation collector including a mixture of fuel oil or a fatty acid and a defoamer of the glycol ester or polyglycol ester typeBACKGROUND OF THE INVENTION 1 Field of the Invention This invention relates to the beneficiation of potash ores and, more particularly, relates to the removal of insoluble slimes from sylvinite ores through an improved froth flotation technique wherein specific collector reagents are utilized to both effect the flotation of the slimes and render residual insolubleUS Patent for Froth flotation of insoluble slimes from
Froth flotation of insoluble slimes from sylvinite ores
USA chemical patent summaryUSA USA USA USA US A US A US A 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 flotation per cent froth flotation pulp emulsifying Prior art date LegalUSA Froth flotation Google Patents
USA Froth flotation Google Patents
A froth flotation apparatus includes a gas bubbleparticle contact unit including a mixing means for breaking a gas into fine bubbles, such as a packed tower packing or mechanical agitation means, and a separate phase separation unit A conditioned aqueous pulp containing a mixture of hydrophobic and hydrophilic particles and a substantially inert gas, such as air, are introducedUnited States Patent Sylvinite ores are treated for removal of insoluble slimes by a froth flotation technique which includes flocculating the slimes with nonionic or polyacrylamide flocculants and thereafter utilizing a nonionic or an anionic flotation collector including a mixture of fuel oil or a fatty acid and a defoamer of the glycol ester or polyglycol ester type TheFroth flotation of insoluble slimes from sylvinite ores
USA Froth flotation process Google Patents
The froth flotation of ore and coal is significantly improved in recovery and grade of valuable minerals and coal when a depressant combination of an inorganic sulfite and the salts of certain sulfonated compounds are employed USA Froth flotation process Google Patents Froth flotation process Download PDF Info Publication number USA USAA method for improved froth flotation separation of the phases of a multiphase liquid, and improved singlecell and multiple cell froth flotation machines operating in accordance with the methods of this invention are also disclosed USA Froth flotation method and apparatus Google Patents Froth flotation method and apparatus Download PDF InfoUSA Froth flotation method and apparatus
USA Froth flotation of silica from iron ore
USA USA USA USA US A US A US A 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 iron flotation silica lime pulp Prior art date Legal status (The legal11/02/2016· The first patent for the use of oily substances and coaltar products in the concentration of ores was that granted to William Haynes, an Englishman, in 1860; but this is now only of academic interest Next comes the patent of Carrie J Everson, dated August 24, 1886, the application having been filed on August 29, 1885History of Flotation Patents Mineral Processing
US Patent for Collecting agent and method for floatation of insoluble
The invention relates to a method for separating insoluble components of sylvinite, in that the sylvinite is suspended in a saturated salt solution, a coagulating agent is added to the suspension, and a foaming agent comprising a hydrocarbon radical having from 6 to 16 carbon atoms is added to the composition so obtained11/02/2016· The first patent for the use of oily substances and coaltar products in the concentration of ores was that granted to William Haynes, an Englishman, in 1860; but this is now only of academic interest Next comes the patent ofHistory of Flotation Patents Mineral Processing
US Patent for Froth flotation process and collector therefor Patent
A froth flotation process in which an amphoteric compound is used as a collector for oxide and salt type minerals The amphoteric compound has the formula ##STR1## in which R is a hydrocarbon group having 4 to 18 carbon atoms; n is 0 or 1;; p is a number from 0 to 5; and Rsub1 is a hydrocarbon group having 5 to 18 carbon atoms or the group ##STR2## in whichA process is provided for the froth flotation of oxide and salt type minerals utilizing as the collector a combination of a monoester of a dicarboxylic acid of the general formula ##STR1## in which R' is an aliphatic hydrocarbon group with 721 carbon atoms, R" is a hydrocarbon radical with 26 carbon atoms and A is an alkylene oxide group derived from an alkylene oxide with 2US Patent for Process for the froth flotation of oxide and salt
Process for coal beneficiation by froth flotation employing pretreated
United States Patent The insoluble salts which are formed and precipitated are then separated from the water by suitable means, such as by filtration, and the water is now ready to be used in the flotation beneficiation process Suitable organic carboxylic acids useful in the improvement of the present process typically have the general formula ##STR1## wherein R 1In a method of froth flotation, the step of agitating and aerating a pulp of a nonmetallic ore in the presence of oleic acid and a higher hydroxyethylated castor oil obtained by the addition of from 20 to 40 mols of ethylene oxide to one mol of castor oil ; in the heading to the printed specification, line 8, for "2 Claims" read 5 Claims; and that the said Letters Patent should be readFroth flotation August, Moeller FreePatentsOnline
Foaming Agent and Method for Floatation of Insoluble
10/02/2010· United States Patent Classification 209/ 209/ 209/ 252/ 424/ 516/ Foaming Agent and Method for Floatation of Insoluble Components of Raw Salts USPTO Application Feb 10, 2010 Publication Jul 30, 2013 KlausUlrich Pedain Abstract The invention relates toUnited States Patent Abstract: Beneficiation of metallic ores selected from the group of zinc, bismuth, cobalt, nickel, titanium, zirconium, thorium, chromium, molybdenum, wolfram, and uranium, by froth flotation process using commercial amines in conjunction with oxalic acid or alkali oxalates to obtain pure concentrates of said metal values comprises; adding to aFroth flotation of ores PETROVICH; VOJISLAV
Process for the froth flotation of calcium phosphatecontaining
17 A process according to claim 16 in which the polar waterinsoluble flotation agent is a waterinsoluble nonionic surfaceactive alkylene oxide adduct 18 A process according to claim 1 in which the amphoteric surfactant is added in an amount within the range from about 50 to about 1000 g per metric ton of mineral 19 A process accordingThe US Department of Energy's Office of Scientific and Technical InformationApparatus for beneficiating coal (Patent) | OSTIGOV
Method for the froth flotation of coal (Patent) | OSTIGOV
A method is described for recovering coal from a coal ore containing coal and noncombustible mineral matter which comprises the step of floating coal in a frothing aqueous medium containing an oxygen containing compound of the formula: R/sub 1/)R/sub 2/ wherein R/sub 1/ and R/sub 2/ are independently saturated hydrocarbyls, the oxygenThe recycle may allow radioactive gases to further decay in the froth floatation unit 60, and to generate decay product that are collected and removed from the froth floatation unit 60 [0039] FIG 5 illustrates an embodiment of the froth floatation unit 60 Upon entering unit 60, the molten salt 30, having one or more insoluble fissionFroth Separation In A Molten Salt Reactor Patent Application
Beneficiation of metallic ores by froth flotation using PubChem
USA chemical patent summary USA chemical patent summary National Institutes of Health National Library of Medicine Beneficiation of metallic ores by froth flotation using polyhydroxy amines depressants for gangue material, such as silica, silicates, carbonates, sulfates, phosphates to obtain pure concentrates of desired metal values with22/11/2016· The separation of ferrosilicon from magnetite by froth flotation was described in a patent issued in 1952 Highpurity titanium carbide is separated from carbon and other impurities by froth flotation The feed material particle size is substantially all minus five microns and kerosene is used as the flotation reagent The beneficiated carbideFroth Flotation Applications Mineral Processing & Metallurgy
Process for the froth flotation of calcium phosphatecontaining
17 A process according to claim 16 in which the polar waterinsoluble flotation agent is a waterinsoluble nonionic surfaceactive alkylene oxide adduct 18 A process according to claim 1 in which the amphoteric surfactant is added in an amount within the range from about 50 to about 1000 g per metric ton of mineral 19 A process accordingFlotation as a separation process for mercurycontaining soil was already subject of US patent 5,244,492 A [12], where flotation was used to separateinsoluble (visible/metallic)Froth Flotation, as a Remediation Process, Applicable to the
Froth Flotation Handbook Mineral Processing & Metallurgy
28/03/2016· The froths produced in pulpbodyconcentration processes are smallbubble, coherent and persistent, and characteristic The volume of gas effectively utilized in floating the mineral is of the order of 20 to 50 cu ft per cu ft of solid floated 1 The general rules follow: 2 The variables affecting froth flotationThe US Department of Energy's Office of Scientific and Technical InformationApparatus for beneficiating coal (Patent) | OSTIGOV
Air Injected Froth Flotation Mineral Processing & Metallurgy
11/02/2016· Air Injected Froth Flotation The manifestation of the force of surface tension is a phenomenon that shows itself as a tendency of any liquid body—we may confine ourselves to a liquid—to assume that shape in which it has the least surface It is a wellknown fact that in the form of a sphere the ratio of surface to volume is at the minimum06/12/2017· Abstract and Figures Froth flotation of scheelite has regained new focus since the 2010s and research regarding floatability and reagents has(PDF) Froth flotation of scheelite – A review ResearchGate
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USA Froth flotation of insoluble slimes from
03/09/2017· Sylvinite ores are treated for removal of insoluble slimes by a froth flotation technique which includes flocculating the slimes with nonionic or polyacrylamide flocculants and thereafter utilizing a nonionic or an anionic flotation collector including a mixture of fuel oil or a fatty acid and a defoamer of the glycol ester or polyglycol ester typeBACKGROUND OF THE INVENTION 1 Field of the Invention This invention relates to the beneficiation of potash ores and, more particularly, relates to the removal of insoluble slimes from sylvinite ores through an improved froth flotation technique wherein specific collector reagents are utilized to both effect the flotation of the slimes and render residual insolubleUS Patent for Froth flotation of insoluble slimes from
Froth flotation of insoluble slimes from sylvinite ores
USA chemical patent summaryUSA USA USA USA US A US A US A 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 flotation per cent froth flotation pulp emulsifying Prior art date LegalUSA Froth flotation Google Patents
USA Froth flotation Google Patents
A froth flotation apparatus includes a gas bubbleparticle contact unit including a mixing means for breaking a gas into fine bubbles, such as a packed tower packing or mechanical agitation means, and a separate phase separation unit A conditioned aqueous pulp containing a mixture of hydrophobic and hydrophilic particles and a substantially inert gas, such as air, are introducedUnited States Patent Sylvinite ores are treated for removal of insoluble slimes by a froth flotation technique which includes flocculating the slimes with nonionic or polyacrylamide flocculants and thereafter utilizing a nonionic or an anionic flotation collector including a mixture of fuel oil or a fatty acid and a defoamer of the glycol ester or polyglycol ester type TheFroth flotation of insoluble slimes from sylvinite ores
USA Froth flotation process Google Patents
The froth flotation of ore and coal is significantly improved in recovery and grade of valuable minerals and coal when a depressant combination of an inorganic sulfite and the salts of certain sulfonated compounds are employed USA Froth flotation process Google Patents Froth flotation process Download PDF Info Publication number USA USAA method for improved froth flotation separation of the phases of a multiphase liquid, and improved singlecell and multiple cell froth flotation machines operating in accordance with the methods of this invention are also disclosed USA Froth flotation method and apparatus Google Patents Froth flotation method and apparatus Download PDF InfoUSA Froth flotation method and apparatus
USA Froth flotation of silica from iron ore
USA USA USA USA US A US A US A 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 iron flotation silica lime pulp Prior art date Legal status (The legal11/02/2016· The first patent for the use of oily substances and coaltar products in the concentration of ores was that granted to William Haynes, an Englishman, in 1860; but this is now only of academic interest Next comes the patent of Carrie J Everson, dated August 24, 1886, the application having been filed on August 29, 1885History of Flotation Patents Mineral Processing
US Patent for Collecting agent and method for floatation of insoluble
The invention relates to a method for separating insoluble components of sylvinite, in that the sylvinite is suspended in a saturated salt solution, a coagulating agent is added to the suspension, and a foaming agent comprising a hydrocarbon radical having from 6 to 16 carbon atoms is added to the composition so obtained11/02/2016· The first patent for the use of oily substances and coaltar products in the concentration of ores was that granted to William Haynes, an Englishman, in 1860; but this is now only of academic interest Next comes the patent ofHistory of Flotation Patents Mineral Processing
US Patent for Froth flotation process and collector therefor Patent
A froth flotation process in which an amphoteric compound is used as a collector for oxide and salt type minerals The amphoteric compound has the formula ##STR1## in which R is a hydrocarbon group having 4 to 18 carbon atoms; n is 0 or 1;; p is a number from 0 to 5; and Rsub1 is a hydrocarbon group having 5 to 18 carbon atoms or the group ##STR2## in whichA process is provided for the froth flotation of oxide and salt type minerals utilizing as the collector a combination of a monoester of a dicarboxylic acid of the general formula ##STR1## in which R' is an aliphatic hydrocarbon group with 721 carbon atoms, R" is a hydrocarbon radical with 26 carbon atoms and A is an alkylene oxide group derived from an alkylene oxide with 2US Patent for Process for the froth flotation of oxide and salt
Process for coal beneficiation by froth flotation employing pretreated
United States Patent The insoluble salts which are formed and precipitated are then separated from the water by suitable means, such as by filtration, and the water is now ready to be used in the flotation beneficiation process Suitable organic carboxylic acids useful in the improvement of the present process typically have the general formula ##STR1## wherein R 1In a method of froth flotation, the step of agitating and aerating a pulp of a nonmetallic ore in the presence of oleic acid and a higher hydroxyethylated castor oil obtained by the addition of from 20 to 40 mols of ethylene oxide to one mol of castor oil ; in the heading to the printed specification, line 8, for "2 Claims" read 5 Claims; and that the said Letters Patent should be readFroth flotation August, Moeller FreePatentsOnline
Foaming Agent and Method for Floatation of Insoluble
10/02/2010· United States Patent Classification 209/ 209/ 209/ 252/ 424/ 516/ Foaming Agent and Method for Floatation of Insoluble Components of Raw Salts USPTO Application Feb 10, 2010 Publication Jul 30, 2013 KlausUlrich Pedain Abstract The invention relates toUnited States Patent Abstract: Beneficiation of metallic ores selected from the group of zinc, bismuth, cobalt, nickel, titanium, zirconium, thorium, chromium, molybdenum, wolfram, and uranium, by froth flotation process using commercial amines in conjunction with oxalic acid or alkali oxalates to obtain pure concentrates of said metal values comprises; adding to aFroth flotation of ores PETROVICH; VOJISLAV
Process for the froth flotation of calcium phosphatecontaining
17 A process according to claim 16 in which the polar waterinsoluble flotation agent is a waterinsoluble nonionic surfaceactive alkylene oxide adduct 18 A process according to claim 1 in which the amphoteric surfactant is added in an amount within the range from about 50 to about 1000 g per metric ton of mineral 19 A process accordingThe US Department of Energy's Office of Scientific and Technical InformationApparatus for beneficiating coal (Patent) | OSTIGOV
Method for the froth flotation of coal (Patent) | OSTIGOV
A method is described for recovering coal from a coal ore containing coal and noncombustible mineral matter which comprises the step of floating coal in a frothing aqueous medium containing an oxygen containing compound of the formula: R/sub 1/)R/sub 2/ wherein R/sub 1/ and R/sub 2/ are independently saturated hydrocarbyls, the oxygenThe recycle may allow radioactive gases to further decay in the froth floatation unit 60, and to generate decay product that are collected and removed from the froth floatation unit 60 [0039] FIG 5 illustrates an embodiment of the froth floatation unit 60 Upon entering unit 60, the molten salt 30, having one or more insoluble fissionFroth Separation In A Molten Salt Reactor Patent Application
Beneficiation of metallic ores by froth flotation using PubChem
USA chemical patent summary USA chemical patent summary National Institutes of Health National Library of Medicine Beneficiation of metallic ores by froth flotation using polyhydroxy amines depressants for gangue material, such as silica, silicates, carbonates, sulfates, phosphates to obtain pure concentrates of desired metal values with22/11/2016· The separation of ferrosilicon from magnetite by froth flotation was described in a patent issued in 1952 Highpurity titanium carbide is separated from carbon and other impurities by froth flotation The feed material particle size is substantially all minus five microns and kerosene is used as the flotation reagent The beneficiated carbideFroth Flotation Applications Mineral Processing & Metallurgy
Process for the froth flotation of calcium phosphatecontaining
17 A process according to claim 16 in which the polar waterinsoluble flotation agent is a waterinsoluble nonionic surfaceactive alkylene oxide adduct 18 A process according to claim 1 in which the amphoteric surfactant is added in an amount within the range from about 50 to about 1000 g per metric ton of mineral 19 A process accordingFlotation as a separation process for mercurycontaining soil was already subject of US patent 5,244,492 A [12], where flotation was used to separateinsoluble (visible/metallic)Froth Flotation, as a Remediation Process, Applicable to the
Froth Flotation Handbook Mineral Processing & Metallurgy
28/03/2016· The froths produced in pulpbodyconcentration processes are smallbubble, coherent and persistent, and characteristic The volume of gas effectively utilized in floating the mineral is of the order of 20 to 50 cu ft per cu ft of solid floated 1 The general rules follow: 2 The variables affecting froth flotationThe US Department of Energy's Office of Scientific and Technical InformationApparatus for beneficiating coal (Patent) | OSTIGOV
Air Injected Froth Flotation Mineral Processing & Metallurgy
11/02/2016· Air Injected Froth Flotation The manifestation of the force of surface tension is a phenomenon that shows itself as a tendency of any liquid body—we may confine ourselves to a liquid—to assume that shape in which it has the least surface It is a wellknown fact that in the form of a sphere the ratio of surface to volume is at the minimum06/12/2017· Abstract and Figures Froth flotation of scheelite has regained new focus since the 2010s and research regarding floatability and reagents has(PDF) Froth flotation of scheelite – A review ResearchGate
cement crusher for sale in guadeloupe hammer crusher hammer balancing chart svedala jaw grinding حجر كلسي محطم استهلاك الطاقة معين مقابل التحميل الفحم دليل الانتصاب clay to powder manufacturing plant قطاعات كسارة مزدوجة الأسطوانة magnetic base mill machine الفوسفات الصخري طحن في أودايبور العاب اية ابو طواحين skullcandy principe de broyeurs au Algérie أحجام الفحم في محطة لتوليد الكهرباء remplus stone distribuidores mineral processing garment ironing process أسعار خطوط الإنتاج من الطين caracteristik caracteristik crusher machine 1600 mesh european type jaw crusher price in south africa zinc ore crusher in me ico سعر معدات المحجر المحمول Australian Mining Process quarry and crusher jobs in saudi arabia calculation of circulating load on quarry bearings for iron crusher plant double toggle jaw crusher x nd hatfield parts manual process details of iron ore screening plant فديو كساره و حواض غسيل ونشافه فى صناعه البلاستك balance of grinding mill unit تجمع معدات البرازيل أمريكا الجنوبية mining industry expanding الشاشة تهز في حين لعب غتا 4QUICK LINKS
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