flotation process invention

Flotation Process Invention

Froth flotation - Wikipedia

Froth flotation is a process for selectively separating hydrophobic materials from hydrophilic. This is used in mineral processing, stone recycling and waste-water treatment industries. Historically this was first used in the mining industry, where it was one of the great enabling technologies of the 20th century.

US5106489A - Zircon-rutile-ilmenite froth flotation ...

This invention relates to a method for recovering a bulk concentrate of zircon and a bulk concentrate of rutile-ilmenite from dry plant tailings. A process has been discovered for froth flotation by manipulating the surface charges of dry plant tailings. Conditioning reagents, sulfuric acid to lower the pH; stone starch to coat the minerals to ...

US2132902A - Flotation process - Google Patents

flotation ores process ore negatively charged Prior art date 1934-06-14 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US730551A Inventor Lenher Samuel

flotation process invention - emmapp-en.de

flotation process invention . Yantai Xinhai mining machinery group is Chinas leading brand of processing equipments, products including ball mill, flotation cell, slurry pumps, crusher, ...

Flotation process - Pont DU.

This invention relates to a process for concentrating minerals, and more particularly refers to a froth flotation process whereby a high concentration of minerals which formerly could be obtained only with extreme difficulty are separated in a rapid and extremely efficient manner.

flotation fluorite invention - peopleperformance.be

US2407651A Concentrating fluorspar by froth flotation . This invention relates to an improved process for the concentration of fluorspar ores by froth flotation; how to flotation fluorite . Fluorite Flotation Process,Froth Flotation . Xinhai Mining Machinery fluorite ore flotation process greatly improved, Raw fluorspar has CaF2 =60%, CaCO3=19 5% .

Flotation process - Pont DU.

This invention relates to a mineral flotation process, in particular to a flotation process utilizing as flotation agents normal primary straight chain aliphatic saturated or unsaturated alcohols having from 6 to 18 carbon atoms in the alkyl chain.

Reagent collector for flotation of coal

SUBSTANCE: the invention is pertaining to the field of mining, to mineral dressing, in particular, to the composition for flotation of minerals and may be used at floatation of the ores of the nonferrous metals, precious metals and black coal. The invention allows to increase the …

US Patent for Flotation process Patent (Patent # …

A process for recovering metallic values by putting the values into solution and separating undesired mineral matter from the solution using countercurrent flotation is provided. The process involves leaching metallic values from host rock, conditioning the resultant ore pulp with the required reagents to achieve selective flotation of mineral ...

Flotation Process Drawing – Made in China

Hopper Flotation Process Drawing Coastalpatrol.org. Advancing flotation process technologies to maximise gold extraction Sep 13, 2017 A flotation process is one method used throughout the industry to recover gold. leads to overflowing hoppers and the loss of valuable concentrate. designed to create a strong swirling air core, while drawing the ...

New Invention Horizontal Automatic Flotation Cell …

New Invention Horizontal Automatic Flotation Cell For. In practice, it has been impossible to extend all three aspects simultaneously using conventional flotation devicesence, significantly higher processing rates using a single flotation cell has not been possibleere, the reflux flotation cell has been used in this work to address all three ...

flotation process of chromite ore - ketelservice …

The forth flotation, chromite ore recovery process of the present invention can be employed for the recovery of chromium values from any grade of chromite bearing ore. However, the method of the invention is particularly useful in recovering chromite from such low-grade chromite ore as those found in the Stillwater Complex in Montana, USA.

US Patent for Froth flotation process for the …

The invention is a collector composition for a flotation process containing a primary or secondary amine or amine salt and at least one of xanthates, dithiophosphates, mercaptobenzothiazoles, xanthogen formate and thioaocarbamate and a flotation process which utilizes the collector composition.

flotation process patent - emmapp-en.de

Patent US5094746 Flotation process using a … The froth flotation process of the present invention is useful to beneficiate sulfide mineral and metal ... Zitiertes Patent …

The Flotation Process - Today In Sci

Until the invention of the flotation process, the extraction of metal depended upon being able to hand-pick the material in order to be economical. Taking copper as an example, previously, that meant that using low-grade ores - with less than four percent metal content - would not be practical.

alcohol for froth flotation - cafe-toko.nl

This invention relates to an improved process of mineral beneficiation by froth flotation. More particularly, the invention relates to such a process wherein non-sulfide minerals such as phosphate, fluorite and barite are processed by froth flotation using as collector one of …

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