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Matches 1 - 50 out of 3,358

Document Document Title
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 (...  
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...  
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...  
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 ...  
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), ...  
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...  
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...  
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.  
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 ...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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,...  
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...  
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...  
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 ...  
WO/2017/162563A3
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...  
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...  
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...  
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...  
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 ...  
WO/2017/141118A1
The present invention relates to the use for ore beneficiation, of at least one derivative of alkoxylated fatty (polyester)amine The present invention also relates to the flotation pulp and the tailings comprising said product useful for...  
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...  
WO/2017/127546A1
A water treatment system for a poultry chiller including a chiller tank is described herein. The system includes a float holding tank at a downstream section of the chiller tank; a fan at the downstream section of the chiller tank that i...  
WO/2017/127704A1
A process to beneficiate oxidized iron ore can include the steps of: (1) adding a polysaccharide to the oxidized iron ore; (2) adding at least one amine; and (3) adding at least one salt; wherein the pH of the process is below 10 and gre...  
WO/2017/117629A1
The present invention relates to a method and apparatus for determining the concentration of a frothing agent in a sample. The present invention alleviates the problems associated with excess frothing agent and insufficient frothing agen...  
WO/2017/117200A1
Apparatus uses engineered collection media to recover mineral particles in a slurry. The apparatus has a tumbler cell and a rotation device to rotate the tumbler cell. The tumbler cell has a container to hold a mixture of the engineered ...  
WO/2017/116542A1
Disclosed herein is a process for the recovery of a metal from an ore using a collector composition. The process includes contacting the ore with the collector composition. The collector composition can include sulfur-containing compound...  
WO/2017/113027A1
The invention relates to a submersible system (1) for measuring the density and/or concentration of solids in a dispersion, which can be in the form of a liquid, a mixture of multiple liquids, a suspension of solids in liquid, or a combi...  
WO/2017/109298A1
The present invention relates to the field of mineral engineering and metallurgy and metallurgical technologies in general and to extraction of metal compounds from ores or concentrates by metallurgical processes, and more particularly t...  
WO/2017/110462A1
Provided is a mineral dressing method that can efficiently separate copper minerals and molybdenum minerals. The present invention is a mineral dressing method for mineral powder at least containing a copper mineral and a molybdenum mine...  
WO/2017/103332A2
The invention relates to a method for constructing a flotation apparatus (1), to flotation apparatus (1), to a system for flotation, and to a connection arrangement (10) for use in the method or in the flotation apparatus (1). The flotat...  
WO/2017/102512A1
The present invention relates to a process for the separation of at least one hydrophobic or hydrophobized material from a dispersion comprising said at least one hydrophobic or hydrophobized material and at least one second material. Th...  
WO/2017/098081A1
Provided herein is a an arrangement for recirculation of flotation gas in a mineral flotation process wherein the flotation gas volume fluctuations are handled by a closed pressure equalization loop comprising an apparatus (60) for stori...  
WO/2017/098401A1
An apparatus for foam separation comprises a foam separation cell (12; 112; 212) provided with a treatment chamber (13), inside of which a flow of liquid containing material to be separated can be introduced. The apparatus further compri...  
WO/2017/091552A1
Collector compositions C for mineral flotation, which include at least one of a hydroxamic acid A, and/or a salt S of a hydroxamic acid A solubilized in a water-soluble organic solvent L, and processes for using same for recovering sulfi...  
WO/2017/087498A1
Apparatus uses engineered collection media to recover mineral particles in a mineral extraction process, e.g., for processing a tailings stream at the end of a flotation separation process. The engineered collection media are added to sl...  
WO/2017/079276A1
Cationic reverse flotation methods, systems, and processes for producing a marketable iron oxide concentrate from an iron oxide mineral slurry ("treatment slurry"), wherein the iron oxide content of the concentrate is greater than the ir...  
WO/2017/075003A1
A family of amine mining collectors that uses alkoxylates allows for the easy adjustment of solubility and molecular weight useful because anionic and cationic mineral collectors require such varying degrees of solubility and molecular w...  
WO/2017/064369A1
Provided herein is a process for recovery of gold from gold-containing raw materials comprising refractory gold-containing minerals, in particular gold-containing refractory sulfidic minerals, comprising (a) obtaining gold-containing raw...  
WO/2017/066752A1
A selective recirculation circuit has a loading stage, a stripping stage and a filtering stage for use in processing a feed stream or slurry containing mineral particles. The stripping stage forms a first loop with the loading stage, and...  
WO/2017/062096A1
The present invention discloses polythiol compositions containing dipentene dimercaptans and intermolecular sulfide compounds, as well as mining chemical collector compositions containing such polythiol compositions. Flotation processes ...  
WO/2017/060462A1
An electroflotation apparatus (100, 200, 300, 400, 600) for removing impurities from waste water is disclosed. The apparatus comprises an electrolytic cell (104, 401) for treating the waste water and generating a flock containing the imp...  
WO/2017/062200A1
Depressants comprising a moderately oxidized polysaccharide having about 0.05 to about 4.5 mmol of anionic charge per gram at a pH of about 6 to about 7, or about 0.2 to about 5 mmol of anionic charge per gram at a pH of about 10 to abou...  
WO/2017/055619A1
The invention relates to a method for producing, obtaining and enriching cannabinoid and to the use thereof. The invention also relates to a cannabidiol extract and to the use of an obtained cannabinoid extract in the pharmaceutical and ...  
WO/2017/046543A1
The invention relates to a flotation agent of formula (I): A corresponding to a formula chosen from: (II), (III), and (IV) in which: - the group R represents a hydrogen atom or a linear or branched, saturated or unsaturated, C1-C4 alkyl ...  
WO/2017/049259A1
A system and method for recovering metals from electronic scrap and auto shred residue (ASR) are described. Electronic scrap and ASR materials initially undergo size reduction processes. The reduced materials are thereafter separated acc...  

Matches 1 - 50 out of 3,358