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Ion Flotation Patentes

  • (PDF) A simple device for ion flotation (1) ResearchGate

    See A simple device for ion flotation (2). File. Content uploaded by Yuri Mirgorod. Author content. 1.mpg. 26.71 Patent. METHOD OF RECOVERY OF AUTOMOTIVE CATALYST. October 2012.Froth Flotation, as a Remediation Process, Applicable ,Flotation as a separation process for mercury-containing soil was already subject of US patent 5,244,492 A [12], where flotation was used to separateinsoluble (visible/metallic) mercury only. or adsorption processes pertaining to the treatment of mercury-contaminated wastes are mostly constrained to 'Ion Flotation' by dissolved air

  • ION FLOTATION WITH ANIONIC REAGENTS Patent Europe PMC

    Compounds of general formula (I), wherein Y is a metal cation or a hydrogen ion, and either R is an isothiouronium or amine group, m is 10 to 18, n is 0, and R is H, or R is H, m is 10 to 18, n is 1 to 4, and R is an isothiouronium or amine group. Methods for preparing the compounds of formula (I). Methods for ion flotation, especially of gold, using compounds of formula (I) as Removal of Cd2+, Zn2+, and Sr2+ by Ion Flotation, Using a ,The results from experiments showed that both Zn2+ and Cd2+ could be removed via ion flotation to at pH 5, and Sr2+ could be removed via ion flotation to 60%–70% at pH 7–9. Topic * Patents only search Search. Metrics. Article Views 171 Times. Received 26 July 2017. Date accepted 28 August 2017. Published online 28 August 2017.

  • Recovery of active cathode materials from lithium-ion

    The froth flotation technique exhibits many superior features over competing technologies in recycling valuable components and constituents from spent lithium-ion batteries. First, froth flotation is a physiochemical separation process that effectively preserves functional integrity of electrode materials during the recycling processUnited States Patent Office,United States Patent Office 2,970,688 Patiented Feb. 7, 1961 2,970,688 METHOD FORRECOVERY OF MENERALS such mineral in order to be amenable to flotation pro cedure, whereby the desired constituents of the ore are floated away from siliceous gangue, or silica is floated

  • US3238127A Ion flotation method Google Patents

    In ion flotation procedures in which insolubilized ions are contacted with air bubbles to buoy or lift the insolubilized ions to the surface, care must be exercised in order to avoid the formation of superfluous froth on the surface and also the creation of turbid colloids near the surface.Flotation of non-sulphide copper ores Canadian Patents ,May 23, 1978· Flotation of non-sulphide copper ores United States Patent 4090867 Abstract Flotation of a variety of non-sulphide and mixed sulphide plus non-sulphide copper ores is disclosed. even in the presence of relatively high residual SH-ion concentrations.

  • (PDF) Reagents used in the flotation of phosphate ores A

    Reagents used in the flotation of phosphate ores A critical review. The beneficial effect of a series of nonylphenol polyethylene glycol ether surfactants were tested in the flotation of Improvements In flotatIon to reduce energy,Improvements In flotatIon to reduce energy Eric Bain Wasmund Global Managing Director (u.s. patent no. 8,960,443), the stackcell is a two-stage flotation device. a cross-section of the stackcell is shown in figure 1 on page 2. the first stage (center of tank) is an energy intensive, low

  • Headgroup Interactions and Ion Flotation Efficiency in

    The correlation between interaction parameters and ion flotation efficiency in mixtures of chelating surfactant metal complexes and different foaming agents was investigated. Topic * Patents only search Search. Metrics. Article Views 346 Times. Received 21 February 2014. Published online 13 May 2014. Published in print 10 June 2014 +Surface chemistry control for selective fossil resin flotation,A froth flotation method is disclosed for separating fine particles of fossil resin from by use of frothing reagents which include an aliphatic organic compound having a polar group and containing not more than four carbon atoms. Butanol is an effective frothing reagent in this method

  • RECENT DEVELOPMENTS IN FLOTATION REAGENTS TO

    flotation reagents robust enough to cope with these changes while still optimizing grade an ion exchange mechanism or an electrochemical mechanism depending on the A recent patent application4 describes the use of a copper ion reacted with an organicSeparation of germanium and arsenic from solutions by ,Separation of germanium and arsenic from solutions by flotation. Int. J. Miner. Process., 21 83-92. The selective recovery of germanium from arsenic ions in dilute aqueous solutions (concentra- tion order of 10 ppm) by dispersed-air flotation was investigated in bench scale experiments.

  • Froth Flotation Metallurgist & Mineral Processing Engineer

    Froth Flotation Froth flotation is one of the most versatile and flexible of all mineral separation processes. Reasonable such as pH and the concentr ation of ion species derived from the mineral's crystal lattice as well as from other minerals that are present in the ore. Of these conditions, pH is perhaps, the most important because of Coal cleaning by froth flotation Iowa State University,Coal cleaning by froth flotation Choon Han Iowa State University Follow this and additional works atlib.dr.iastate.edu/rtd a"*" activity of a positive potential-determining ion in the solution, a^ activity of a positive potential-determining ion at PZC.

  • Effect of pH on ion and precipitate flotation systems

    Abstract Ion flotation is a separation process involving the adsorption of a surfactant and counterions at an air/aqueous solution interface. It shows great promise for removing toxic heavy metal ions from dilute aqueous solutions.Flotation Plants Are They Optimized?,the Great Salt Lake has salt ion concentration gradients with the highest ion concentrations in the north arm of the Lake where the GSLM intake is located. The magnesium and sulfate accordance with U.S. Patent 3,634,871. Flotation plant feed analyses during the 1991-92 campaign, for example, showed that

  • US2826301A Google Patents

    is the usual feed for negative ion flotation, is conditioned with an oxidizing agent, prior to the negative ion treatment and flotation operation, the recovery and grade of the phosphatic beneficiation product ultimately obtained can be and is improved. References Cited in the file of this patent UNITED STATES PATENTS 2,571,866 Greene Oct US Patent # 4,248,696. Flotation separation of glass from ,Flotation separation of glass from a mixture of comminuted inorganic materials Abstract. Particulate glass values contained in a comminuted inorganic fraction are recovered by froth flotation in a substantially sulfate ion free aqueous flotation medium and an amine as the beneficiation reagent.

  • ion flotation definition of ion flotation in the free

    Home; Solutions; ion flotation definition of ion flotation in the free online molybdenum rheniumRecovery of elemental sulphur from Free Patents Online,Sep 20, 1995· Complete Patent Searching Database and Patent Data Analytics Recovery of elemental sulphur from products containing contaminated elemental sulphur by froth flotation a schematic flow sheet for the Recovery of Elemental Sulphur from Products Containing Contaminated Elemental Sulphur by Froth Flotation was developed and is

  • Patents by Inventor Ion I. Adamache Justia

    Patents by Inventor Ion I. Adamache Ion I. Adamache has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO). Elemental sulphur is recovered by froth flotation from Development and Use of Certain Flotation Reagents Page ,Development and Use of Certain Flotation Reagents Page 86 This report is part of the collection entitled Technical Report Archive and Image Library and was provided to Digital Library by the UNT Libraries Government Documents Department

  • Solvent sublation and ion flotation in aqueous salt

    Abstract. The recovery of cerium and yttrium ions in solvent sublation and ion flotation processes was studied. The dependences of the distribution coefficients of cerium and yttrium dodecyl sulfates on pH of the equilibrium aqueous phase in the above processes were determined.(PDF) Removal of Copper from Waters by Ion Flotation Method,Removal of Copper from Waters by Ion Flotation Method. REMOVAL OF COPPER FROM WATERS BY ION FLOTATION METHOD Sebba, 1966. Ion flotation method, Patent US3238127

  • Froth Flotation of Iron Ores sapub

    The development of flotation routes from direct anionic flotation to reverse cationic flotation, and the rising of reverse anionic flotation in China in recent years is discussed. Froth Flotation of Iron Ores. Abstract; Reference; Full-Text PDF Quaternary ammonium compounds for froth flotation of silicates from an iron ore. US Patent primary and secondary flotation process flotation process,Sep 14, 2018· Froth flotation. Froth flotation is a process for selectively separating hydrophobic materials from hydrophilic. to as the initial flotation patent -- which would have meant that the process was not patentable again by later contestants.. than the initial roughing, or there might be some secondary grinding to provide further liberation.

  • Flotation and sintering of synthetic manganese US Patent

    Flotation and sintering of synthetic manganese carbonate Abstract. A process in which manganese is recovered from manganese nodules after the nodules have been treated to recover base metals such as copper, nickel, cobalt, and molybdenum.(12) United States Patent (10) Patent No. US 8,757,389 B2 ,cially useful as froth flotation depressants, for example in the beneficiation of value materials (e.g., bitumen, coal, or kaolin 2007/OOOO839 A1 1/2007 Wright et al. Ion Composition of Salt Solutions. During the Flotation of Potassium FOREIGN PATENT DOCUMENTS ing of a Urea-Formaldehyde Resin Solution into a Coal Seam. Insti

  • Sequential and selective flotation of sulfide ores

    Jan 07, 1992· Sequential and selective flotation of sulfide ores containing copper and molybdenum United States Patent 5078860 It is believed that the concentration of the bisulfite ion is important to the selective flotation according to the present invention, and that the pH is an indicator of bisulfite ion concentration. ,

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