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Flotation Separation Patent

CA3123729A1

Ca3123729a1

A method of treating process water of a flotation plant 1 is disclosed. The flotation plant 1 comprises a mineral flotation line 10 and a process water circuit 20 for treating underflow andor overflow of the flotation line. The process water circuit comprises a gravitational solid-liquid separator 21 for dewatering underflow andor overflow of the mineral flotation line to separate ...

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quotMethod and Apparatus for Flotation Separationquot by

Quotmethod And Apparatus For Flotation Separationquot By

A flotation method and apparatus for separating a selected constituent from an effluent of an industrial process is provided. The apparatus includes a conditioning tank and a flotation cell. The conditioning tank allows mixing a flotation reagent with an effluent and includes a mechanism for also dissolving gas in the effluent within the conditioning tank.

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CPC Definition B03D FLOTATION DIFFERENTIAL

Cpc Definition B03d Flotation Differential

Flotation. Froth flotation or simply flotation is a physico-chemical separation process that utilises the effect that different materials normally show also differences in surface properties e.g. surface tension, for separating a mixture of materials into its fractions.

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Apparatus and method for flotation separation utilizing an

Apparatus And Method For Flotation Separation Utilizing An

A method is described for froth flotation separation of the components of a slurry having particulate coal therein, the method comprising the steps of a spraying, under a pressure in the range of from about 2 to about 25 psig, under a relatively low back pressure, an input slurry having particulate coal therein through at least one spiral.

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The flotation method of separation of multicomponent

The Flotation Method Of Separation Of Multicomponent

1. RF patent 2028188. Pneumatic flotation machine. 2. U.S. patent 4512888. A flotation device. 3. U.S. patent 4752383. The bubble generator. 4. U.S. patent 5397001. Apparatus for the separation of hydrophobic and hydrophilic particles using a microbubble flotation column and device for generating micro bubbles. 5. U.S. patent 5116487 prototype.

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Apparatus for the separation of hydrophobic and

Apparatus For The Separation Of Hydrophobic And

Jan 01, 1995 An apparatus is disclosed for the microbubble flotation separation of very fine and coarse particles, especially coal, and minerals so as to produce high purity and high recovery efficiency. This is accomplished through the use of a flotation column, microbubbles, recycling of the flotation pulp, and countercurrent wash water to gently wash the ...

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Ambient froth flotation process for the recovery of

Ambient Froth Flotation Process For The Recovery Of

The patent describes the primary separation step of the hot water process for extracting bitumen from tar sand in primary separation vessel. The bitumen floats upwardly in a tar sand slurry to form a froth layer, the coarse solids drop to form a tailings layer, and a

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Coppernickel converter mattes flotation separation process

Coppernickel Converter Mattes Flotation Separation Process

The invention relates to ferrous metallurgy, in particular to a method of flotation separation of copper-Nickel Converter matte in copper and Nickel concentrates, and can also be used in mining and processing industries to flotation enrichment of natural mineral complexes.

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Dissolved air flotation system Hydro Treatment

Dissolved Air Flotation System Hydro Treatment

United States Patent 10005687 ... that the flotation cell 100 arrangement provides for counter-current dissolved gas-water mix to facilitate solids separation as described herein. The flotation cell 100 includes preferably at the first end 100a an inlet 110 through which the influent is introduced into the cell 100. The influent can be fed ...

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US Patent for Separation of copper and molybdenum

Us Patent For Separation Of Copper And Molybdenum

Oct 04, 2017 A coppermolybdenum separation system uses sea water in the roughing circuit and desalinated water in cleaning circuit. In both roughing circuit and cleaning circuit, hydrophobic engineered media are used to recover the mineral particles of interest. The cleaning circuit includes a molybdenum loading stage configured to contact the conditioned pulp with the engineered media in an agitated ...

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ElectroFlotation Wastewater Treatment EFLOC

Electroflotation Wastewater Treatment Efloc

This separation typically follows main treatment as discussed, or as a primary separator for pre-treatment before precipitation. Our process patent incorporates the ElectrocoagulationElectro-Oxidation. Reactor into the recirculation repressurization loop of a DAF clarifier to utilize the oxidant gases for flotation separation within the ...

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B03D 101 Specified effects produced by the flotation

B03d 101 Specified Effects Produced By The Flotation

CN102939167A Froth flotation process for the separation of silicates and alkaline earth metal carbonates using a collector comprising at least one hydrophobically modified

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Intensification of the flotation separation of potash ore

Intensification Of The Flotation Separation Of Potash Ore

Flotation method, Russian Patent 2243824 ... A discussion is presented of experimental data showing that the efficiency of flotation separation of oxoanions of transition metals from dilute ...

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Flexible compact flotation unit improves water treatment

Flexible Compact Flotation Unit Improves Water Treatment

Mar 01, 2020 He has since authored several patents for CFU related technologies, most recently the patented Stauper CFU. Earlier design principles CFU is a vertical separation vessel that uses gas flotation principle. In other words, the main vehicle for separation of the oil from water is gas, either dissolved in or added to the produced water.

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CPC Scheme B03D FLOTATION DIFFERENTIAL

Cpc Scheme B03d Flotation Differential

COOPERATIVE PATENT CLASSIFICATION. B03D. FLOTATION DIFFERENTIAL SEDIMENTATION sedimentation in general B01D 2100 in combination with other separation of solids B03B sink-float separation B03B 528 detergents, soaps C11D 2020-05 WARNING. In this subclass non-limiting references in the sense of paragraph 39 of the Guide to the IPC may ...

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Flotation separation of aflatoxincontaminated grain or

Flotation Separation Of Aflatoxincontaminated Grain Or

The separate contaminated source can be further processed to lower the mycotoxin contamination. The process involves the separation of the mycotoxin or aflatoxin-containing materials by floating the aflatoxin-contaminated foods in a liquid having a specific gravity of from about 0.9 to about 1.2. A highly preferred process uses dynamic flotation.

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Minerals Separation Ltd v Hyde 242 US 261 1916

Minerals Separation Ltd V Hyde 242 Us 261 1916

The process covered by the patent, as sustained, is simpler and more economical, and has proved more successful than the flotation processes relied on as anticipations it accomplishes separation of metallic particles from ore pulp not through the buoyancy of oil alone, but largely also through the buoyancy of air bubbles introduced into the ...

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Flotation Machine an overview ScienceDirect Topics

Flotation Machine An Overview Sciencedirect Topics

Industrial flotation machines can be divided into four classes 1 mechanical, 2 pneumatic, 3 froth separation, and 4 column. The mechanical machine is clearly the most common type of flotation machine in industrial use today, followed by the rapid growth of the column machine. ... The original patent refers to the Jameson cell as a ...

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Froth Flotation Process Mineral Processing amp Metallurgy

Froth Flotation Process Mineral Processing Amp Metallurgy

Jan 20, 2021 The froth flotation process was patented by E. L.Sulman, H. F. K. Pickard, and John Ballot in 1906, 19 years after the first cyanide process patents of MacArthur and the Forests. It was the result of the intelligent recognition of a remarkable phenomenon which occurred while they were experimenting with the Cattermole process. This was the ...

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Flotation Chemistry Materials

Flotation Chemistry Materials

Flotation process sometimes called flotation separation is a method of separation widely used in the wastewater treatment and mineral processing industries. ... The earliest patent relating to the mineral flotation process is that of Haynes in 1860.his recognition of the differences in wettability of variousminerals by water and oil formed ...

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Historical Note Minerals Separation Ltd Minerals

Historical Note Minerals Separation Ltd Minerals

In 1900, the method of flotation as a means of separation emerged. This involved mixing water and chemicals with the ore so that certain mineral particles floated to the top and could be skimmed off easily. The original patents for the flotation process were secured

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Inverse floatation separation purification production

Inverse Floatation Separation Purification Production

Apr 23, 2008 The invention provides a reverse flotation separation purification manufacturing process for bacillus thuringiensis parasporal crystals. The particular manufacturing process is as follows according to weight percent, 0.2 to 0.4 percent of beef extract, 0.6 to 1.5 percent of peptone, 0.3 to 0.6 percent of sodium chloride, 1.3 to 2.5 percent of agar and 95 to 98 percent of water are weighted ...

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Hydrodynamic aspects of flotation separation

Hydrodynamic Aspects Of Flotation Separation

Jan 01, 2016 Flotation separation is mainly used for removing particulates from aqueous dispersions. It is widely used for ore beneficiation and recovering valuable materials. This paper reviews the hydrodynamics of flotation separations and comments on selected recent publications. Units are distinguished as cells of ideal and non-ideal flow. A brief introduction to hydrodynamics is included to

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US Patent for Flotation separation of glass from a mixture

Us Patent For Flotation Separation Of Glass From A Mixture

Justia Patents US Patent for Flotation separation of glass from a mixture of comminuted inorganic materials using hydrocarbon sulfonates Patent Patent 4,213,851

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US Patent for Apparatus and method for flotation

Us Patent For Apparatus And Method For Flotation

An improved method and apparatus for froth flotation separation of the components of a slurry, having particular utility for the beneficiation of coal by the flotation separation of coal particles from impurities associated therewith such as ash and sulfur. In this arrangement, a spray nozzle is positioned above a flotation tank having a water bath therein, and sprays an input slurry through ...

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Flotation separation of minerals LAKE SHORE MINES LTD

Flotation Separation Of Minerals Lake Shore Mines Ltd

United States Patent 2240976 ... This invention relates to the flotation method for the separation of minerals and is more particularly directed to the conditioning of the mineral pulp to be subjected to flotation in order to overcome the effect of constituents of the pulp which hinder flotation.

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FLOTATION SEPARATION OF FINE COAL PARTICLES FROM

Flotation Separation Of Fine Coal Particles From

Mar 24, 2016 The disclosed flotation separation process is preferably operated such that the volume of aqueous slurry 125 input to the flotation cell balances the volume of coal-froth output from the flotation cell via coal-froth exit port 140. In this manner, the flotation cell 100 can be operated under approximate steady-state conditions. In contrast ...

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FLOTATION SEPARATION OF GLASERITE FROM SODIUM

Flotation Separation Of Glaserite From Sodium

The equipment and procedures in the flotation separation of glaserite from salt systems using the collectors of this invention are fairly conventional. There may be used, for instance, Denver and Wemco flotation systems, and like flotation systems which introduce air bubbles through the impeller or disperse air provided from an independent source.

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Process and apparatus for separating fine particles by

Process And Apparatus For Separating Fine Particles By

Jan 01, 1991 A method and apparatus are disclosed for the microbubble flotation separation of very fine particles, especially coal, so as to produce a high purity and large recovery efficiently. This is accomplished through the use of a high aspect ratio flotation column, microbubbles, and a countercurrent use of wash water to gently wash the froth.

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Flotation separation of waste plastics for recyclingA

Flotation Separation Of Waste Plastics For Recyclinga

Jul 01, 2015 Saitoh et al., 1976, Izumi and Saitoh, 1976a, Izumi and Saitoh, 1976b disclosed patents for flotation separation of plastics. Flotation separation of plastics utilizing selective wetting characteristics in order to change the surface of specific plastics from hydrophobic to hydrophilic.

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Froth flotation separation apparatus MILLER FRANCIS G

Froth Flotation Separation Apparatus Miller Francis G

BACKGROUND OF THE INVENTION. 1. Field of the Invention . This invention relates to froth flotation separation installations and more particularly those froth flotation separation installations wherein a mixture of solid particles is separated into a float product and a non-float or sink product during transit as an aqueous slurry through sequential flotation zones in which the aqueous slurry ...

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CN101622074A Flotation separation Google Patents

Cn101622074a Flotation Separation Google Patents

A flotation separation system for partitioning a slurry that includes a hydrophobic species which can adhere to gas bubbles formed in the slurry. The flotation separation system comprises a...

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US5702612A Method and apparatus for flotation

Us5702612a Method And Apparatus For Flotation

While the multichamber flotation cells of Kallioinen, Coffing and other patents may be suitable for the separation of certain size particles or constituents, conditions within the cells are simply...

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US3844939A Flotation separation of feldspar Google

Us3844939a Flotation Separation Of Feldspar Google

- Google Patents An improved process for separating feldspars from feldspathic ores by means of froth flotation wherein a combination of a higher aliphatic amine salt and a higher aliphatic or...

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US10245597B2

Us10245597b2

US10245597B2 - Dimensionally controlled engineered polymer bubble for flotation separation - Google Patents Dimensionally controlled engineered polymer bubble for flotation separation Download PDF Info Publication number ... 2012-05-25 Priority to PCTUS2012039591 priority patentWO2012162612A1en

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