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WO/2018/087403A1 |
The separator according to the invention comprises: a tank (1) for receiving waste material and containing fluid to separate waste material by density into floating and settled material; automatic feed means (18, 37), for example, a doub...
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WO/2018/081867A1 |
Embodiments generally relate to froth measurement apparatus, and related methods and systems. An example apparatus comprises: an elongate first housing portion; and a series of sensor probes positioned along the first housing portion, ea...
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WO/2018/085364A1 |
A reactor system has a number of stations arranged to recover mineral particles in a slurry. The system includes a hopper to receive the slurry and barren media having hydrophobic coating to attract the mineral particles. The hopper prov...
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WO/2018/071985A1 |
The invention provides a method for removing a dissolved heavy metal from an aqueous solution. The method comprises dissolving in the aqueous solution a foaming agent of formula (I) or a salt thereof. The method further comprises passing...
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WO/2018/075728A1 |
This disclosure relates to new filtration systems, granular substrates, granular media and processes that are highly effective for removing suspended oil, particulates and oily particulates from an oil-water mixture. The new filtration m...
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WO/2018/067919A1 |
Compositions including blends of one or more acrylamide/allyl thiourea polymer as a first depressant, and one or more carboxyalkyl dithiocarbamate compound as a second depressant, and their use as depressants in the beneficiation of sulf...
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WO/2018/068049A1 |
Apparatus uses hydrophobic synthetic beads to recover mineral particles in a slurry. The synthetic beads and the slurry are mixed into a mixture for processing. The apparatus has an interaction vessel installed in a section of pipeline. ...
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WO/2018/067642A1 |
Apparatus is provided for mineral separation, featuring a mixer configured to mix a mineral bearing ore feed and hydrophobic media particles, the mineral bearing ore feed being crushed and ground and having an ore particle size distribut...
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WO/2018/067649A1 |
A flotation tank has an input to receive a slurry from a pipeline section. The slurry contains finer mineral particles and coarser mineral particles. The pipeline section has one or more loops or coiled sections arranged to perform parti...
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WO/2018/063810A1 |
The present invention relates to an in-line blending apparatus and use therein for flocculating and dewatering an aqueous mineral suspension. Said method comprises blending an aqueous mineral suspension and a poly(ethylene oxide) (co)pol...
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WO/2018/053948A1 |
An application of a flotation collector containing azole-thione. In present application, azole-thione compounds such as 1,3,4-thiadiazole-2-thione, 1,3,4-oxadiazole-2-thione, 1,2,4-triazole-3-thione or 1,2,4,5-tetrazole-3-thione compound...
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WO/2018/053626A1 |
A method and apparatus for the recovery of hydrophobic particles from a slurry comprised of water, the hydrophobic particles, and a hydrophilic component. Slurry is exposed to a gas stream to permit bubbles to adhere to the hydrophobic p...
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WO/2018/050950A1 |
The present invention relates to a method for recovering at least one precious metal from an aqueous solution containing said metal and particularly to recovery of silver and optionally one or more other precious metals from overflow of ...
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WO/2018/052134A1 |
(Technical problems to be solved) Providing a method for selecting minerals containing arsenic (Means for solving the problems) A peptide comprising an amino acids sequence according to the following formula: (TSNQ)-(HPW)-(ED)-(HPWRK)-(L...
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WO/2018/049468A1 |
A method of purifying a plurality of metal oxide particles produced from a synthesis process is disclosed. The method comprises the step of washing a plurality of metal oxide particles in a first solvent composition comprising of at leas...
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WO/2018/045025A1 |
The present embodiments generally relate to a technology for improving Cu/Mo grade by the addition of cationic polymers as selective depressants for acid insoluble matters, e.g., silicates and/or clays, in the flotation circuit. Various ...
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WO/2018/039742A1 |
A hydrocyclone (10) is disclosed which includes an internal conical separation chamber (15) which extends axially from a first end to a second end of relatively smaller cross-sectional area than the first end. The separation chamber (15)...
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WO/2018/045237A1 |
A sparger for injection of bubbles into a flotation system comprises a housing, a movable rod assembly, and a sensor system that comprises a sensor and a target that move relative to each other. One of the sensor and the target is locate...
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WO/2018/039570A1 |
Improved sparge compositions for reverse froth flotation separation and uses thereof, and methods of reverse froth flotation are described. The sparge compositions comprise sulfonated polymeric modifiers which can act as dispersants and ...
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WO/2018/039575A2 |
Improved sparge compositions for reverse froth flotation separation and uses thereof, and methods of reverse froth flotation are described. The sparge compositions comprise sulfonated polymeric modifiers which can act as dispersants and ...
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WO/2018/033658A1 |
A flotation method for recovering valuable metal containing ore particles from ore particles suspended in slurry is disclosed. In the method, the slurry is treated in an at least one overflow flotation cell (41) and the valuable metal co...
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WO/2018/027334A1 |
The invention relates to a pretreatment or process prior to ore flotation, which allows the total or partial extraction of bitumen or other organic elements that form part of the ore and which interact negatively with the flotation proce...
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WO/2018/024945A1 |
This disclosure relates to a flotation line for treating mineral ore particles suspended in slurry, comprising at least three flotation units arranged in fluid connection with each other for allowing gravity-driven slurry flow between fl...
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WO/2018/026796A1 |
Processes for enriching a desired mineral from an ore comprising the desired mineral and gangue, are provided, wherein the process comprises carrying out a flotation process in the presence of one or more chelating agents, one or more co...
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WO/2018/024934A2 |
A method and an electrochemical reactor are disclosed for depressing iron sulphides and other disposable elements during the flotation concentration of minerals. The proposed invention consists of a method based on the action of electrod...
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WO/2018/024938A1 |
This disclosure relates to a flotation line (1) for treating mineral ore particles suspended in slurry, comprising at least three flotation units (2) arranged in fluid connection with each other for allowing gravity-driven slurry flow be...
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WO/2018/013790A1 |
A transitional treatment composition and methods of treating coal refuse are provided. The transitional treatment composition comprises an anionic acrylate-acrylamide copolymer having from about 30 mole percent to about 50 mole percent (...
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WO/2018/007419A1 |
The present invention relates to a collector composition containing 80 to 100 wt% of at least one alkylethermonoamine, less than 20 wt% alkyletherdiamine, all wt% based on total weight of all amine components, and wherein the alkyletherm...
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WO/2018/007418A2 |
The present invention relates to a process to treat magnetite ore containing less than 15 wt% of silica on total ore, the process containing a step of (froth) flotating in the presence of a collector composition that contains 80 to 100 w...
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WO/2018/002448A1 |
According to an example aspect of the present invention, there is provideda conditioning process capable of improving selectivity and recovery of ore mineral particles in subsequent flotation, wherein said conditioning process comprises ...
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WO/2017/219924A1 |
A method of selectively separating a coal slurry with poor floatation employing nanobubbles comprises: mixing water (2) and an appropriate amount of a foaming agent (1) evenly and providing the same to a Venturi tube (C) via a pump (B), ...
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WO/2017/219923A1 |
A flotation method for a coal having poor floatation comprises the following steps: supplying, by means of a pump (E), a solution containing nanobubbles (5) to a mineral slurry mixing tank (F), and simultaneously supplying an appropriate...
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WO/2017/210752A1 |
Apparatus is disclosed for separating an amount of a substance from groundwater, comprising an elongate chamber (18) having an inlet (22) which is arranged in use to admit groundwater into the chamber near a lower first end (24). There i...
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WO/2017/213626A1 |
Disclosed herein are silicon containing polymers and compositions containing the same able to flocculate suspended solids in the Bayer or Sinter process stream.
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WO/2017/205992A1 |
The invention relates to a method for continuously recycling and reprocessing partial concentrates inside a flotation line or set of flotation lines to the cells or bank of cells immediately before, which allows sufficient synergy to be ...
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WO/2017/209440A1 |
Provided are a method for recovery of a high-grade scheelite concentrate and a facility for recovery of a scheelite concentrate. Specifically, provided is a method for recovery of a high-grade scheelite concentrate, the method comprising...
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WO/2017/195008A1 |
This invention relates to a process for recovering value metals from ore (50) configured such as to substantively reduce or eliminate the need for a tailings storage facility. This object is achieved through an integrated processing syst...
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WO/2017/194294A1 |
Disclosed is a device (100) for purification of wastewater comprising a foaming agent, said device comprising: (i) an empty air-tight chamber (101) of volume 10 to 100000 litres, capable of withstanding pressure up to 6894757 Pa (1000 ps...
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WO/2017/185946A1 |
A method for processing low-grade laterite nickel ore, the method comprises: 1) adding a composite additive to a laterite nickel ore raw material to obtain a mixture, and drying said mixture; 2) reduction roasting after said drying; the ...
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WO/2017/189328A1 |
Process and system, including flowing a carrier fluid through a transfer line (130), feeding polymer pellets into the transfer line at a feed location (162), measuring a first pressure value of the carrier fluid at a location (164) in th...
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WO/2017/181265A1 |
A separation facility and process to separate a mixed fluid stream produced from an underground formation by means of an in situ solvent based hydrocarbon extraction process into separate process streams. The separation facility includes...
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WO/2017/178707A1 |
The present invention introduces a mechanical device, which is suitable for electrocoagulation-based water treatment processes. The device has a rectangular metallic housing (10), which comprises vertical active plates (11a–b, 12a–b,...
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WO/2017/177703A1 |
Disclosed is a device for the emulsification and controlled addition of a flotation agent, which is applicable to the field of coal dressing. The device comprises a floatation feed flow rate and concentration detection system (13), where...
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WO/2017/176321A1 |
The present invention discloses thiol compositions containing monothiotricyclodecenes, dithiotricyclodecanes, and intermolecular sulfide compounds, as well as mining chemical collector compositions containing such thiol compositions. Flo...
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WO/2017/173008A1 |
Multi-extraction methods for preparing hemicellulose compositions are provided. Depressant compositions comprising hemicellulose compositions are also provided herein. Also disclosed are processes for enriching a desired mineral from an ...
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WO/2017/162563A2 |
The present invention relates to secondary collector mixtures containing at least one compound (i) selected from the group of branched fatty alcohols with 12-16 carbon atoms having a degree of branching (DB) of 1-3.5 and their alkoxylate...
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WO/2017/160437A1 |
A method to remove oil from an oily water stream (25) includes the step of pressure controlling a release of dissolved gases from the stream (25) as the stream (25) passes through two or more stages of gas flotation treatment. The operat...
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WO/2017/152214A1 |
A valve for use in controlling fluid flow in a flotation processing circuit is described, the valve including: a valve body; an inlet to the valve body; an outlet from the valve body; a member which is arranged in use to control fluid fl...
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WO/2017/141117A1 |
The present invention relates to the use for ore beneficiation, of at least one derivative of alkoxylated (polyester)amine. The present invention also relates to the flotation pulp and the tailings comprising said product useful for ore ...
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WO/2017/132524A1 |
The present invention generally relates to methods and process agents for bitumen extraction from ore. More specifically, the method comprises contacting a process agent to the ore and adding water to form a bitumen-containing slurry. Th...
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