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Flotation Process Patent

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US Patent for Froth flotation process Patent (Patent ...

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 ...

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Patent US2000350 - Froth flotation process for oxide …

Patented May 7, 1935 UNITED STATES PATENT OFFICE John Mark Patek, Milwaukee, Wis. No Drawing. Application July 16, 1934, Serial No. 735,424 . 6 Claims.

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Patent US2551893 - Anionic flotation process for ...

Patented May 8, 1951 ANIONIC FLOTATION PROCESS FOR BENEFICIATING IRON ORE Ronald J. Morton, Duluth, Minn., assignor to Oliver Iron Mining Company, a …

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Patent US3990965 - Flotation 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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Flotation process for purification of waste water (Patent ...

In a flotation method for purification of industrial or municipal waste water, waste water comes in contact with electrodes having an electrical potential capable of ...

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Flotation process - Pont DU. - freepatentsonline.com

Non-Patent Literature ... to the well known principles of froth flotation. In this process the action of the mixture of sulfides and ... flotation process of ...

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Patent US4960509 - Ore flotation device and process ...

A mineral processing device for floating relatively large particles and middling particles is disclosed. The device provides a uniform upward flow of pulp in a ...

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US3990965A - Flotation process for the enrichment of ...

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

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Patent US6098810 - Flotation process for separating …

A separation process is provided for treating a feed material comprising silica, feldspar, and metal impurities, including at least one of mica, iron impurities, or ...

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Flotation process (Patent) | SciTech Connect

A process is described for recovering metallic values by putting the values into solution and separating undesired mineral matter from the solution using ...

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Patent US1926045 - Flotation process - Google Patents

Citing Patent Filing date Publication date Applicant Title; US2666587 * Jun 23, 1952: Jan 19, 1954: Sidney M Runke: Beneficiation of beryllium ores by froth flotation

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Flotation process - Pont DU. - Free Patents Online

This invention relates to a method of separating the valuable mineral constituents of naturally occurring ores from the worthless or gangue materials. More ...

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Patent US2987183 - Froth flotation process - Google Patents

United States Patent 2,987,183 FROTH FLOTATION PROCESS William T. Bishop, Wilmington, Del., assignor to Hercules Powder Company, Wilmington, Del., a …

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Patent US4022686 - Flotation process for copper ores …

A flotation process in which copper ores or copper converter slags are ground and firstly have added thereto benzotriazole or alkyl benzotriazole as an activator and ...

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Froth flotation - Wikipedia

Froth flotation is a process for selectively separating hydrophobic materials from hydrophilic. ... Callow applied for a patent in 1914. This method, ...

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Patent US6129212 - Flotation process and mixing …

The flotation process for separating particulate impurities from fibrous suspensions in a flotation tank. Upon or after entry into the flotation tank, the fibrous ...

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Patent US5106489 - Zircon-rutile-ilmenite froth flotation ...

A process has been discovered for froth flotation by manipulating the surface charges of dry plant tailings. ... are used in the flotation process. ... Patents ...

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Patent US2093898 - Froth flotation concentration process ...

Try the new Google Patents, ... A froth flotation process for the concentration of minerals ... Voith Patent : Flotation device for removal of impurities ...

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US Patent # 5,074,993. Flotation process - Patents.com

A method of flotation of sulfides wherein pyrrhotite is depressed by use of a water-soluble polyamine while non-ferrous metal-containing sulfide or sulfidized ...

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Patent US4514292 - Froth flotation process - Google ...

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 ...

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Patent US7516849 - Froth flotation process with pH ...

This invention relates to the pH modifier in alkaline froth flotation processes to treat oxide and semi-soluble salt ores, such as phosphates, sulfates, carbonates ...

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Patent US4211644 - Froth 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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Patent US4213853 - Froth flotation - Google Patents

A reagent schedule useful for the froth flotation of undeslimed cassiterite ore pulps comprises a metal salt/silicate hydrosol dispersant/depressant and a N-alkyl ...

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US Patent # 4,441,993. Flotation process - Patents.com

A process for recovering metallic values by putting the values into solution and separating undesired mineral matter from the solution using countercurrent flotation ...

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Patent US2028742 - Coal flotation process - google.de

Try the new Google Patents, with machine-classified Google Scholar results, and Japanese and South Korean patents.

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Patent US4585561 - Flotation process for the continuous ...

A flotation process for the continuous recovery of silver or silver compounds from solutions or dispersions is described, wherein finely divided, inert gas bubbles ...

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Patent US4229287 - Tin flotation - Google Patents

Tin values in the form of cassiterite (SnO2) are recovered from aqueous pulps of finely divided cassiterite-bearing ore, preconcentrate or concentrate by froth flotation.

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Patent US4532031 - Froth flotation process - Google …

A process for the recovery of mineral values by froth flotation in an aqueous medium employing a novel frother. Frothers prepared by Michael addition between alpha ...

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Patent US2990958 - Froth flotation method - Google …

Try the new Google Patents, with machine-classified Google Scholar results, and Japanese and South Korean patents.

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Patent US3094484 - Process of froth flotation of ores ...

Try the new Google Patents, with machine-classified Google Scholar results, and Japanese and South Korean patents.

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History of Flotation Patents - Mineral Processing & Metallurgy

This is the part of the subject of which we have heard the most; indeed, until recently the literature of the flotation process was closely identified with the ...

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Patent US5443158 - Coal flotation process - Google Patents

A process for the flotation of particles of lignitic coal, subbituminous coal or oxidized bituminous coal contained within a slurry of coal and gangue, comprising the ...

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GB2024192B - Flotation process - Google Patents

A method for removing suspended particles from a liquid by means of gas-bubble flotation, in which, before the gas-bubble flotation step proper, the liquid is more or ...

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