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WO/2023/124643A1 |
Disclosed in the present invention are a capsule slow-release collector for coal flotation, and a preparation method therefor and an application thereof. Components of the collector comprise a collecting agent, a functional agent, and an...
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WO/2023/111399A1 |
The application relates to a method and apparatus for separating solids from a liquid waste stream, in which the liquid waste stream (1) is treated by a ballasted sedimentation using a waste product of lime production as a ballast (13) s...
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WO/2023/108226A1 |
A method of recovering free milling gold from a gold-containing feed material that includes processing at least a part of a tailings stream from a flotation element in a size separation element and producing a fines stream and a coarse s...
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WO/2023/110945A2 |
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WO/2023/112734A1 |
Provided is an ore dressing method that can obtain a low-arsenic-grade concentrate from a high-arsenic-grade starting material. The ore dressing method has: a repulping step for obtaining a mineral slurry by adding water to a starting ...
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WO/2023/097397A1 |
A buoyant permeable reactive barrier for blocking the emission of greenhouse gasses (e.g., methane) and volatile compounds (e.g., ammonia, sulfur) from a body of water is provided. The buoyant reactive barrier includes a plurality of buo...
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WO/2023/092331A1 |
Provided is a method for recovering silicon and iron from iron tailings. The component of the iron tailings comprises silicon and iron. The recovering method comprises the steps of: subjecting iron tailings to pre-classification, primary...
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WO/2023/088162A1 |
A powerful mixing and shearing device and method suitable for fine-particle flotation of minerals. The powerful mixing and shearing device suitable for the fine-particle flotation of minerals comprises a slurry mixing barrel. The slurry ...
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WO/2023/077184A1 |
A process for separating iron-bearing impurities from silica sand is described. The process comprises the steps of subjecting a silica sand slurry to froth flotation in the presence of a collector, frother and depressant selected to conc...
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WO/2023/070832A1 |
The present invention relates to the technical field of hydrodynamic cavitation, and provides a multi-channel Venturi tube hydrodynamic cavitation generation device. An arc-shaped throat tube and the input end of a throat tube section ar...
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WO/2023/059906A1 |
A two-step process for recovering useable solids from food processing wastewater and for significantly reducing the pollutants, chemical, bacterial, and viral load. The first step is the addition of pretreatment chemicals such as metal-b...
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WO/2023/049987A1 |
There is provided an improved process for separating valuable minerals from gangue through froth floatation. Citric acid is added to the mineral slurry along with conventional floatation depression agents, which reduces the hydrophobicit...
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WO/2023/044464A2 |
Various examples are provided in relation to improved recovery and throughput of both fine and coarse particulate materials. In one example, a method includes injecting an aqueous suspension of a cloud of small air bubbles into an aqueou...
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WO/2023/042526A1 |
Provided are: a collector containing a compound that increases the recovery amount of an ore to be recovered; an ore flotation method that uses this compound; and a compound that is suitable as a collector. This collector contains a comp...
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WO/2023/036498A1 |
The invention relates to a flotation agent for lithium or phosphate ore, comprising at least one fatty acid and at least one 1-alkyl-5-oxopyrrolidine-3-carboxylic acid or 1-alkenyl-5-oxopyrrolidine-3-carboxylic acid or a mixture thereof ...
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WO/2023/028676A1 |
The invention relates to the recovery or extraction of any type of mineral or minerals from ores, waste, sludge, mining residues or any granulated material or mixtures of granulated materials and is based on the liquefaction effect. The ...
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WO/2023/024583A1 |
A method for the flotation of complex, difficult-to-process copper silver sulfide ore: crushing and grinding copper silver sulfide raw ore to produce ore pulp; adding a predetermined amount of a collecting agent MT-23 to perform rough se...
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WO/2023/023727A1 |
A process for remediation of impounded coal ash comprises removing the coal ash as a slurry from a storage pond. The slurry is subjected to a separation treatment in which fines are separated from coarser material present in the slurry. ...
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WO/2023/019301A1 |
An apparatus for forming an emulsion comprising an aqueous phase and a hydrophobic phase comprising diesel or an oily component or a non-water soluble component, the apparatus comprising a venturi mixer (32) and a static mixer (44) in se...
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WO/2023/012204A1 |
The present invention relates to a collector composition for the separation by flotation of carbonates contained in phosphate rock, wherein the collector composition comprises propoxylated and ethoxylated phosphoric esters. The present i...
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WO/2023/007425A1 |
A flotation circuit (1) is characterised in that it comprises a sparger (8) having a sparging mix conduit or chamber (45); and a tube (31) comprising a flexible perforated membrane disposed within the sparging mix conduit or chamber (45)...
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WO/2023/283685A1 |
The present disclosure generally relates to processes for recovering and separating electrode materials from alkaline batteries, such as cathode and/or anode materials. The process comprises comminuting alkaline MMD to reduce the average...
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WO/2023/281135A1 |
The present invention relates to a microbubble generating nozzle comprising a main body 1 with a first water inlet 11 in the upper portion thereof and a second controlled flow air inlet 12 in a lateral recess of the lateral wall of the m...
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WO/2022/252602A1 |
The present invention relates to the technical field of waste battery recovery. Disclosed are a method for safely leaching a waste battery and an application. The method comprises the following steps: discharging, roasting, and screening...
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WO/2022/256241A1 |
The present invention relates to an improvement in the stage of magnetic concentration of mineral or mineral particles using one or more functionalized nanomagnetic products. This product can be applied in a dosed form directly to the pu...
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WO/2022/249144A1 |
A separator device (100) includes a separation chamber (107) defined at its lower end by a fluidization fluid panel (111). The separation chamber (107) receives incoming slurry (113) via a slurry inlet (102). The separator device may be ...
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WO/2022/248774A1 |
A rotor (100) of a gas dispersion arrangement, comprising a cover disc (1), air slots (2) arranged to protrude away from the cover disc (1), the air slots (2) defining an interior space (3) in the interior of the rotor, an air channel (4...
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WO/2022/241532A1 |
The present invention relates to a method for ore processing by flotation. Within this context, an ore processing system is provided with the application of ultrasound to the flotation froth, comprising an ultrasonic transducer (10) for ...
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WO/2022/242055A1 |
Coarse particle flotation equipment and method based on coupled fluidization of cyclone and damping. The flotation equipment comprises a flotation column; a raw ore feed pipe (1) is provided in the upper part of the flotation column; the...
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WO/2022/241523A1 |
The present invention relates to a method for determining oxidation of coal, the method comprising: a) mixing a coal sample with an organic solvent and an inorganic solvent, to extract oxidised coal species from the coal sample into a li...
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WO/2022/235623A1 |
The present disclosure relates generally to systems, apparatuses, and processes for preparing a gas-infused additive that is useful within gas-floatation systems configured to separate solids and/or oils from a liquid within a suspension...
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WO/2022/232472A1 |
A process of flotation of partially or fully liberated metal-bearing or industrial minerals, hydrocarbon matter, oil or bitumen from an ore includes combining an indifferent salt to a flotation system to increase efficiency of the flotat...
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WO/2022/228775A1 |
An impeller (300) and a diffusor (200) is provided which are configured to be used in a flotation tank to enhance mixing of gas and slurry. The impeller (300) comprises two opposing inlet ends (303; 307) and the diffusor comprises two op...
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WO/2022/217709A1 |
Provided are an inhibitor for sorting molybdenum-bismuth ores and an application method therefor. The method comprises: firstly, introducing an oxidant into flotation pulp, and selectively oxidizing the surface of a bismuth mineral to fo...
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WO/2022/213158A1 |
A method (14) for the recovery of vanadium, the method comprising the steps of: (i) Subjecting a vanadium-containing ore (12) to a beneficiation step (14) incorporating a sequence of medium-intensity magnetic separation, high-intensity m...
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WO/2022/195168A1 |
The invention relates a method and arrangement for processing and measuring textile waste. Textile waste comprising at least a first component of organic fibres and a second component of non-organic fibres is processed (200) in a process...
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WO/2022/183256A1 |
A process and a plant for recovering valuable material in the form of gold and/or copper from sulphide ore systems that includes an Accurate Rock Breakage System ("ARBS") circuit.
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WO/2022/184778A1 |
The invention relates to a method for locating regions of a body of water which have an increased particle concentration, having the following steps: • traveling to a defined position in the body of water using a water vehicle that has...
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WO/2022/181742A1 |
When copper concentrate is to be produced through ore floatation for separating copper minerals and arsenic minerals by using an oxidizer and a sulfur oxoacid, the present invention reduces arsenic in the copper concentrate by using a si...
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WO/2022/177872A1 |
A process for recovering a first mineral comprising the steps of: (a) providing a pulp comprising solids and water, wherein the solids comprise the first mineral; (b) adding a first depressant to the pulp; (c) subjecting the pulp to a fr...
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WO/2022/167025A1 |
Flotation installation for the physical/chemical separation of liquid mixtures, in particular process effluents and/or recycled materials, with dispersed and/or suspended solid materials on the basis of different surface wettability of t...
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WO/2022/167756A1 |
The present invention relates to compounds that can be obtained by the condensation by esterification of: A/ at least one alkoxylated fatty amine of formula (I), or of the product of partial or total quaternization of said alkoxylated fa...
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WO/2022/168015A1 |
According to one aspect of the invention, there is provided a plant layout for extracting fine chrome from a PGM tails stream, typically after the PGM tails stream has undergone a desliming process to yield a fine fraction mineral slurry...
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WO/2022/169374A1 |
The proposed invention relates to a surface-modifying agent for ore particles and to a production method thereof. The agent includes, in percentage by weight: 5-25% citric acid and 85-95% sulfamic acid at ambient temperature; 0-5% fulvic...
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WO/2022/152538A1 |
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 collecto...
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WO/2022/154165A1 |
The present invention relates to a flotation system for extraction of solid mineral materials, the system generating rare mineral resources through a series of processes of crushing, pulverizing, and classifying raw minerals and, more sp...
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WO/2022/143170A1 |
A method for improving the activity of a fatty acid salt ore flotation collector in hard water. Steps of the method are as follows: when preparing an aqueous solution of a fatty acid salt ore flotation collector, adding 200-400 ppm of so...
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WO/2022/144281A1 |
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 collecto...
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WO/2022/136724A1 |
The invention relates to a method of processing recycled textile fibers, in which method recycled textile fiber suspension comprising synthetic fibers and non-synthetic fibers, in particular cotton fibers, is processed. In the method the...
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WO/2022/130694A1 |
The purpose of the present invention is to provide a flotation method with which a flotation process can be efficiently performed even when the substance to undergo flotation is fine mineral particles including particles having a particl...
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