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WO/2021/136870A1 |
Described is a method and a system for treating fluid (3). The method comprises a fluid feeding step for feeding fluid (3) in a fluid feeding pipe (1) into a fluid reactor vessel (2), a bubbles feeding step for feeding bubbles of first f...
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WO/2021/136869A1 |
The invention relates to a method and an arrangement for removing amine(s) from a thickener overflow of a mineral processing plant. The method comprises supplying the thickener overflow (101, 201, 301, 401) to an electrocoagulation unit ...
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WO/2021/136868A1 |
The invention relates to a method and an arrangement for removing amine(s) from a thickener overflow of a mineral processing plant. The method comprises measuring pH of the thickener overflow (101, 201, 301, 401, 501, 601, 701, 801) and ...
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WO/2021/136867A1 |
The invention relates to a method and an arrangement for removing amine(s) from a thickener overflow of a mineral processing plant. The method comprises measuring pH of the thickener overflow (101, 201, 301, 401, 501, 601, 701, 801) and ...
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WO/2021/128771A1 |
Disclosed is an application of a 2-cyano-N-(substituted carbamoyl) acetamide compound collecting agent in calcium-containing mineral flotation, and also disclosed is a high-separation flotation agent for a calcium-containing mineral, com...
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WO/2021/128922A1 |
Provided is an application of a 2-(3-substituted ureido)-N-hydroxy-2-oxoacetimide cyanide compound in flotation, which is used as a flotation collector for the flotation separation of calcium-containing minerals, wherein the 2-(3-substit...
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WO/2021/120370A1 |
A nanobubble flotation column, consisting of a slurry pump (1), a swirl injection nano cavitation bubble nozzle (2), an ore slurry distributor (3), a plurality of swirl injection nozzles (4), a flotation column group, and a plurality of ...
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WO/2021/119745A1 |
An apparatus (20) for monitoring flotation performance apparatus comprises an arm (21) having a paddle (22) attached at one end. The apparatus (20) forms a sensor to monitor real-time flotation performance by measuring the drag exerted b...
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WO/2021/124874A1 |
Provided is a method in which unburned carbon is separated from fly ash by flotation and modified fly ash having a reduced unburned carbon content is produced, the production method for modified fly ash comprising: a slurry preparation s...
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WO/2021/116624A2 |
The present invention relates to a device and a method for treating liquid media using a chamber (10) suitable for receiving a liquid medium (100) containing polluting particles (120), a means (30) configured to introduce a sequence of b...
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WO/2021/119417A1 |
An apparatus for removing mineral particles from loaded engineered collection media includes one or more solvents with sufficiently low surface tension. The engineered collection media are made of a synthetic material and have a surface ...
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WO/2021/106631A1 |
Provided is an ore dressing method that can efficiently separate copper ore from molybdenum ore. The ore dressing method comprises a conditioning step for adding a disulfite to ore slurry comprising copper ore and molybdenum ore; and, ...
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WO/2021/104544A1 |
The equipment corresponds to a vessel operating at atmospheric pressure, designed to remove oil and solids in suspension by means of microbubbles (80 microns in diameter) of air injected by nozzles, with an estimated efficiency of 90% in...
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WO/2021/084155A1 |
A method for treating process water of a flotation arrangement (1) is disclosed, the flotation arrangement comprising flotation arrangement (1) comprising a mineral flotation line (10) and a process water treatment arrangement (20) for t...
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WO/2021/084430A1 |
A rotor (1) for a self-aspirated flotation cell (100) includes a body (2) having a base (25), and a bottom surface (19) that may be frustoconical. The rotor (1) may have a plurality of vanes (8) extending radially-outwardly from the body...
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WO/2021/064274A1 |
A feedwell apparatus trough, plant and use. The apparatus is adapted to materials comprising liquids carrying suspended particles, such as slurry containing minerals. The feedwell apparatus (100) comprises - a supply channel (1) for rece...
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WO/2021/058802A1 |
The invention relates to an arrangement for determining at least one property of a slurry comprising solids suspended in liquid, the arrangement comprising a treatment vessel having a predefined volume, a first sensor arranged at or near...
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WO/2021/051953A1 |
A strong turbulent flow generation device suitable for rapid sorting of micro-fine particles. The strong turbulent flow generation device comprises a cylindrical pipe flow section (1) and a plurality of conical rings (2) provided in the ...
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WO/2021/052939A1 |
The invention relates to a froth flotation collector for use in froth flotation comprising - at least 20 wt% lignin particles, which particles have a size of 5 µm or less, - optionally between 10 and 80 wt% of another collector selected...
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WO/2021/052002A1 |
A method for preparing a copper sulfide collecting agent. The method comprises: placing xanthogenate in distilled water or anhydrous ethanol for heating and dissolving, then adding dichloroalkane for reaction, standing to take an oil lay...
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WO/2021/042175A1 |
An above-ground low-energy method of dewatering highly contaminated waste e.g. leachate contaminated with at least a first group of contaminants and PFAS is described. The method comprises the step of removing the PFAS before removing th...
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WO/2021/042814A1 |
Disclosed are an alkyl thioether ethyl hydroximic acid beneficiation agent, a preparation method therefor and a use thereof. The alkyl thioether ethyl hydroximic acid molecule has two functional groups, i.e. a thioether group and a hydro...
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WO/2021/037243A1 |
A pyrrhotite mineral processing method using a low-alkali process of flotation followed by magnetic separation, comprising the following steps: performing a coarse copper particle flotation process on pyrrhotite ores; performing a second...
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WO/2021/038017A1 |
The present invention relates to a collector composition for the beneficiation of lithium silicates and magnesium silicates from an ore comprising different silicate minerals, their use in flotation processes and a method for the benefic...
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WO/2021/037242A1 |
A pyrrhotite mineral processing method, comprising the following steps: performing a coarse copper particle flotation process on pyrrhotite ores; performing a secondary fine copper particle flotation process on the obtained copper flotat...
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WO/2021/034205A1 |
The proposed invention relates to a process for producing a depressant, which includes, in percentage by weight: dissolving 1-40% humic acid or humic acid derivatives in 50-99% water at a temperature of 15-30°C and solubilising by addin...
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WO/2021/019123A1 |
A flotation cell (1) for treating particles suspended in slurry is disclosed. The flotation cell comprises a fluidized bed (10);a recovery zone (20) at an upper part (13) of the flotation cell; a launder lip (26) and a recovery launder (...
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WO/2021/019122A1 |
A flotation cell for treating particles suspended in slurry is disclosed. The flotation cell comprises a fluidized bed (10), a recovery zone(20) at the upper part (13) of the flotation cell, a launder lip (26) and a recovery launder (24)...
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WO/2021/013991A1 |
Presently claimed invention is directed to a collector composition for the beneficiation of a mineral comprising at least one component (A) selected from the group consisting of anionic (A1) surfactants, cationic (A2) surfactants, amphol...
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WO/2021/008324A1 |
Disclosed are a liquid-solid composite collector for coal slime flotation and a preparation method therefor. The liquid-solid composite collector is formed by mixing ultra-fine coal-based particles having a high floatability and a liquid...
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WO/2021/005020A1 |
The invention relates to a method for manufacturing a concentrate enriched in iron mineral content from an ore, which contains an iron mineral and silicate, by a reverse flotation, which method comprises the step of (c) adding a compound...
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WO/2020/259075A1 |
Disclosed in the present invention are an apparatus for using waste oil in coal separation and a usage method, relating to the field of waste material reuse. The apparatus comprises a coal slurry separation machine, a filter machine, a f...
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WO/2020/260653A1 |
The present disclosure provides a method for redistributing a flake material, in particular a two-dimensional nano flake material, into at least two flake size fractions, each of which having smaller flake size variance than the flake ma...
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WO/2020/261247A2 |
A fluidized bed separator (1) includes a feed section (4) between an upper sep- aration chamber (19) and a main separation chamber (6). The feed section (4) has one or more feed pipes (11) extending horizontally and transversely with res...
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WO/2020/259733A1 |
The present document proposes a device for treating water (3) that is to be cleaned, namely fresh water, salt water or brackish water, in particular for desalination of water (3) that is to be cleaned, a reverse osmosis unit for treating...
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WO/2020/257847A1 |
A method for stabilising a froth or a foam comprising subjecting the froth or foam to vibrations or sound waves having a frequency of less than 20 kHz. The frequency may be less than 1 kHz, for example, a frequency of from 300 Hz to 500H...
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WO/2020/259072A1 |
A device and a process for sorting coal using waste grease. Said device and process comprise a coal slurry sorting machine, a filter (9) and a dryer (10); a baffle (6) is provided on the left side of the coal slurry sorting machine, the ...
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WO/2020/252960A1 |
A sorting and recycling system and a sorting and recycling process for coarse-grained coal slurry, belonging to the technical field of coal sorting and processing, and solving the problems in the prior art of a complex process flow, high...
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WO/2020/245068A1 |
The present invention relates to the flotation of non-sulfidic minerals and ores. Particularly the present invention relates to a collector for the beneficiation of non-sulfidic minerals and ores.
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WO/2020/241339A1 |
A froth moving speed measuring device comprises: a light source for irradiating a top surface of a flotation tank with light; an imaging means for capturing an image of at least a portion of the top surface of the flotation tank; and a c...
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WO/2020/237333A1 |
The present invention discloses a method for arranging in piles, instead of in dams, the tailings generated by iron ore processing, said method comprising the steps of thickening the ultrafine tailings, thickening the sandy tailings, mix...
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WO/2020/220585A1 |
A forced-circulating quick floatation separation apparatus and method. The separation apparatus and method comprises a transmission mechanism (8), a floatation cell (3), a quick floatation system, and a forced-circulating system. An inve...
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WO/2020/220380A1 |
A method for decalcification of magnesite with reverse flotation by using an EDDHA inhibitor, belonging to the field of magnesite beneficiation and purification processes. In the method, high-calcium low-grade magnesite is crushed and ba...
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WO/2020/221685A1 |
The invention relates to a method for manufacturing a concentrate enriched in iron mineral content from an ore, which contains an iron mineral and silicate, by reverse flotation, which method comprises the step of (c) adding a compound o...
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WO/2020/220584A1 |
A flow synergy-enhanced flotation separation apparatus and a method, suitable for use in flotation of microscopic mineral particles or coal particles. The apparatus comprises a circulation pump (1), a mineralization turbulent flow genera...
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WO/2020/220583A1 |
Disclosed are a combined-flow enhanced flotation separation device and method applicable to the flotation of micro-fine mineral grains or coal grains that tend not to float. The flotation separation device comprises a circulating pump (1...
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WO/2020/220582A1 |
Disclosed are a forced turbulence mineralization reaction device and method, which are applicable in the field of dressing of coal mines by washing. The device comprises a mineralization cylinder body, a composite flow generation system,...
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WO/2020/220586A1 |
A mixture separation system and method employing fluid enhancement, applicable to mineral separation. The system comprises a forced mixture conditioning system (1), a turbulence mineralization system (2), a cyclone flotation separation s...
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WO/2020/212592A1 |
The present invention relates to a collector composition suitable for treating non-sulfidic ores comprising (i) 1 to 50 wt% of an N acylated amino acid or salt thereof of the structural formula R1 -CO-NX-CYH-(CH2)m-COOM (ii) 10 to 80 wt%...
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WO/2020/212876A1 |
A minerals processing system (200, 300) comprising a flotation circuit (109) is characterized in that a dry grinding circuit precedes the flotation circuit (109). The dry grinding circuit may use a vertical roller mill (32) or roller gri...
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