flotation process patent

Patent US3990965Flotation process for the

An improved process for the enrichment of bauxites with unfavorable textures and low qualities via flotation and carried out after selective agglomeration. According

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US Patent for Froth flotation process Patent Patent

The froth flotation of ore and Gold is significantly improved in recovery and grade of valuable minerals and Gold when a depressant combination of an inorganic

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Patent US4213853Froth flotationGoogle Patents

1. A process for concentrating cassiterite from a slimecontaining ore pulp which comprises conditioning said ore pulp with a collector reagent comprising a water

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Patent US4534862Apparatus for flotationGoogle Patents

The dehydration of the froth in the flotation process is particularly important in cases in which theVoith Patent Gmbh: Flotation device for the removal

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Patent US4561970Process for the froth flotation of

The invention relates to a process for the froth flotation of complex ores. In accordance with this invention, froth flotation is carried out by using a collector and

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Analytics for US Patent No. 4488959, Scheelite flotation

A process for separating scheelite from gange wherein the ore is ground with 0.4 to 10 grams of alkali metal carbonate per kg. of ore, formi

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Patent US4040519Froth flotation process for

This invention relates to a froth flotation process for recovering scheelite from scheelite ores. This invention comprises adding a sulphonate collector or a mixture

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The Flotation ProcessToday In Sci

The flotation process depends on the properties of minerals by which their surfaces differ in the degree byFlotation Process Patent 1898 by Alexander and

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Patent EP2468412A1Method for controlling a flotation

The method involves automating the supply of solidcontaining pulp P into flotation cells 61,62. The amount of flotation agent F required during the execution

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Froth flotation process PatentSciTech Connect

The froth flotation of ore and Gold is significantly improved in recovery and grade of valuable minerals and Gold when a depressant combination of an inorganic

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Froth Flotation ProcessMineral Processing Metallurgy

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.

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US Patent # 4,441,993. Flotation process

The process involves leaching metallic values from host rock, conditioning the resultant ore pulp with the required reagents to achieve selective flotation of mineral matter in the metallic values solution, introducing the conditioned ore pulp into flotation cells, along with counterflow of solution from an immediately subsequent flotation step, wherein

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Flotation processHERCULES POWDER CO LTD

This invention relates to froth flotation processes and more particularly to froth flotation processes for separating metallic minerals wherein a blended pine oil or pine oil derivative is utilized as a frothing agent. In the separation of metals from metalbearing minerals or ores by froth Inventors:

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US Patent # 5,074,993. Flotation process

A method of flotation of sulfides wherein pyrrhotite is depressed by use of a watersoluble polyamine while nonferrous metalcontaining sulfide or sulfidized

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Patent US2093898Froth flotation concentration process

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Patent US5307937High throughput flotation column process

A high efficiency method for the recovery of relatively coarse constituent utilizing a flotation column is provided. The method broadly includes the steps of 1

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Patent US2000350Froth flotation process for oxide

The process may also at times be carried on by treating an ore containing, for example, 2.3 per cent tin, the ore being prepared in the form of a pulp and fed into the usual flotation machine together with three pounds of sulfuric acid per ton of dry ore, together with 2.4 pounds methylisobutyl ketone and three pounds of oleic acid per ton of dry ore.

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History of Flotation PatentsMineral Processing Metallurgy

As the flotation process of today is essentially that of making a mineralbuoying froth in modified water, it is not necessary for me to make further reference to the patents granted for the use of purely surfacetension effects.

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US2116727AFlotation processGoogle Patents

Prior art keywords oil ore flotation water sulfate Prior art date 19330610 Legal status The legal status is an assumption and is not a legal conclusion.

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Patent US4211644Froth flotation process and

A collector composition for use in concentrating metallic mineral ores by froth flotation which comprises a mixture of a mercaptan and an emulsifying or wetting agent

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Froth Flotation ProcessMineral Processing Metallurgy

The Froth Flotation Process is about taking advantage of the natural hydrophobicity of liberated well ground minerals/metals and making/playing on making them

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Patent US2512669Flotation processGoogle

Patented June 27, 1950 FLOTA'I'ION PROCESS James Birney Morrow, Salt Lake City, Utah, al signor to Koppers Company, Inc., Pittsburgh, Pa., a corporation of Delaware

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Patent US4514292Froth flotation processGoogle

The froth flotation of ore and Gold is significantly improved in recovery and grade of valuable minerals and Gold when a depressant combination of an inorganic

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Patent US4440636Recovery in phosphate ore flotation

Therefore, it is an object of this invention to provide a method for improving the recovery in a conventional phosphate ore flotation process which recovers at least a portion of the phosphate in the froth product tailing without the buildup of silicious material within the primary flotation process.

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Patent CA2272037CFlotation and cyanidation process

A method for controlling a froth flotation system in a mineral processing operation for recovering metal from a metal source. A rulebased expert system adjusts

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Patent US2950818Flotation processGoogle Patenten

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US Patent for Froth flotation process Patent Patent

This invention relates to the beneficiation of ores and Gold by the froth floatation process and more particularly to a froth floatation process which uses a novel depressant for associated gangue and ashproducing constituents.

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US2099120AFlotation processGoogle Patents

Prior art keywords flotation acid sodium Gold water Prior art date 19361015 Legal status The legal status is an assumption and is not a legal conclusion.

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Patent US4172029Phosphate flotation process

In the flotation of phosphate ore slurries with fuel oil and a fatty acid, the addition of an aromatic polycyclic, hydrocarbon compound bearing a nuclear sulfonic acid or sulfonate moiety on each ring to the ore slurry prior to conditioning enhances the separation of phosphate from silica.

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Patent US4440636Recovery in phosphate ore flotation

Therefore, it is an object of this invention to provide a method for improving the recovery in a conventional phosphate ore flotation process which recovers at least a portion of the phosphate in the froth product tailing without the buildup of silicious material within the primary flotation process.

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