Matches 1 - 50 out of 128 1 2 3 >


Match Document Document Title
US20150167117 SYSTEM AND METHOD FOR IMPROVED LEACH STOCKPILE DRAINAGE  
Systems and methods for improving leach solution drainage in a stockpile leach operation are provided. In various embodiments, methods are provided comprising placement of a drainage measure or a...
US20080025890 Use of Surfactants in the Production of Metal  
An aqueous sulfuric acid-containing composition which comprises at least one surfactant, and a process for extricating metal from metal-containing materials with the aid of this aqueous sulfuric...
US20120168157 METHOD OF MAKING PURE SALT FROM FRAC-WATER/WASTEWATER  
The present invention relates to a method for making pure salt comprises recapturing post-drilling flowback water from hydro-fracturing; removing oil from the flowback water; filtering the...
US20140205520 LEACHING OF MINERALS AND SEQUESTRATION OF CO2  
A method for leaching of minerals and sequestration of CO2 is disclosed, wherein the method comprises forming a rock pile; injecting exhaust gas containing CO2 in the lower part of the rock pile;...
US20070202024 Phase transformation in molecular solids  
This invention relates to a method for phase transformation in molecular solids and the use of high-energy mills of said method.
US20140178272 HEAP-LEACH PAD INJECTION SYSTEM AND METHOD  
In one embodiment, the present disclosure provides an extraction method. A conduit is formed in a heap-leach pad. The heap-leach pad includes a plurality of poorly perfused areas. The conduit is...
US20150183653 METHOD FOR PREPARING ALKALI METAL CARBONATES FROM INORGANIC MATERIALS INCLUDING ALKALI METAL IONS USING ELECTROLYSIS SYSTEM  
The present invention relates to a method for preparing a carbonate of an alkali ion using an electrolysis system, more particularly to an improved method for preparing a carbonate of an alkali...
US20120219476 Methods Of Metal Extraction Using Oximes  
Provided are methods using ketoximes and/or aldoximes, including 3-methyl-5-alkylsalicylaldoxime and/or 3-methyl-5-alkyl-2-hydroxyacetophenone oxime, in reagent compositions for metal...
US20120060651 CONTROLLED COPPER LEACH RECOVERY CIRCUIT  
The present invention relates generally to a process for controlled leaching and sequential recovery of two or more metals from metal-bearing materials. In one exemplary embodiment, recovery of...
US20110277593 CONTROLLED COPPER LEACH RECOVERY CIRCUIT  
The present invention relates generally to a process for controlled leaching and sequential recovery of two or more metals from metal-bearing materials. In one exemplary embodiment, recovery of...
US20150075065 METHOD FOR PROCESSING ORGANIC PHASE SUBSTANCE BY USING HALOGEN-CONTAINING CHECICAL OR CHEMICALS AND/OR MIXTURE CONTAINING OXYGEN-CONTAINING OXIDIZER OR OXIDIZERS AND ORGANIC CARBONYL ANALOGUE OR ANALOGUES, AND/OR METHOD FOR EXTRACTING OR DEPOSITING HEAVY ELEMENT SPECIES AND/OR ORGANIC COMPONENTS OF ASPHALTENE AND/OR INORGANIC SUBSTANCE FROM THE ORGANIC PHASE SUBSTANCE BY USING HALOGEN-CONTAINING CHEMICAL OR CHEMICALS AND/OR MIXTURE CONTAINING OXYGEN-CONTAINING OXIDIZER OR OXIDIZERS AND ORGANIC CARBONYL ANALOGUE OR ANALOGUES, AND PLANT USING FOR THE METHOD, AND ORGANIC PHASE SUBSTANCE  
The invention provides a processing method for upgrading an organic phase substance by removing heavy element species from the organic phase substance originating from a resource substance in mild...
US20130071306 Battery disposal system  
Embodiments described herein comprise a system and method for the recycling and recovery of components and metals found within lithium ion batteries. The process includes the safe and effective...
US20130315804 Fly Ash and Fly Ash Leachate Treatment  
The present invention is directed to a process of treating fly ash and/or fly ash leachate to immobilize heavy metals contained in such fly ash and/or fly ash leachate, which process comprises...
US20110150728 Odor Control  
A process for producing a mineral concentrate product that at is at least a substantially odour-free product comprises any one or more than one of (a) organics removal by (i) treatment of a froth...
US20140017152 METHOD FOR TREATING ARSENIC CONTAINING MATERIALS  
A method for selectively removing arsenic from a sulphide material containing arsenic by conducting a leaching step that includes contacting the material with a leaching solution that leaches...
US20130259777 TRIBUTYL PHOSPHATE-NITRATE SOLVENT EXTRACTION PROCESS FOR PRODUCING HIGH PURITY NUCLEAR GRADE RARE EARTH METAL OXIDES  
A process for the preparation of high purity rare earth metal compounds such as oxides utilizing TBP (tri-butyl phosphate)-nitrate solvent extraction technique adapted to manufacture nuclear grade...
US20150203938 METHOD FOR LEACHING VALUABLE METALS CONTAINED IN WASTE DENITRIFICATION CATALYST BY USING ROASTING AND WATER LEACHING  
Disclosed is a method for effectively leaching valuable metals such as vanadium and tungsten contained in a waste denitrification catalyst by using roasting and water leaching. According to the...
US20140275348 METHOD OF RECOVERING INORGANIC PIGMENT  
Disclosed is a method of recovering inorganic pigment such as TiO2 from a coating composition that includes liquid, an organic component, and an inorganic component. The coating composition is...
US20060226075 Metal-containing compound purification  
A process of purifying metal-containing compounds employing continuous extraction is provided. The metal-containing compounds are provided in high purity and are suitable for use in depositing...
US20120138530 METHOD AND APPARATUS FOR REMOVING ARSENIC FROM A SOLUTION  
A method and apparatus for separating arsenic from an aqueous solution containing arsenic. The method includes the steps of contacting an arsenic-containing solution with a first portion of fixing...
US20120138529 METHOD AND APPARATUS FOR RECOVERING A METAL AND SEPARATING ARSENIC FROM AN ARSENIC CONTAINING SOLUTION  
A method and apparatus for recovering a metal and separating arsenic from an arsenic-containing solution. The method includes contacting the arsenic-containing solution with a fixing agent that...
US20120219474 Metal Solvent Extraction Reagents And Use Thereof  
Reagent compositions, methods for their manufacture and methods of their use are described. In particular, provided are reagent compositions comprising an aldoxime and ketoxime with an alkyl...
US20120138528 METHOD AND APPARATUS FOR REMOVING ARSENIC FROM AN ARSENIC BEARING MATERIAL  
A method and apparatus for removing arsenic from an arsenic-bearing material. The method includes the steps of contracting an arsenic-bearing material with an arsenic leaching agent to form an...
US20130039822 PREPARATION OF CHITOSAN-BASED MICROPOROUS COMPOSITE MATERIAL AND ITS APPLICATIONS  
Microporous glutaraldehyde-crosslinked chitosan sorbents, methods of making and using them, and a generator for the radioisotope 99Mo containing the sorbents.
US20120128554 METHODS FOR AGGLOMERATING ORES  
A method for making an agglomerate of an ore is disclosed. The method comprises contacting the ore with an acid solution and a stucco binder. The stucco binder may include calcium sulfate...
US20140174745 Treated Geothermal Brine Compositions With Reduced Concentrations of Silica, Iron, and Zinc  
This invention relates to treated geothermal brine compositions containing reduced concentrations of iron, silica, and zinc compared to the untreated brines. Exemplary compositions contain...
US20060248982 Nanomaterials manufacturing methods and products thereof  
Methods for manufacturing nanomaterials and related nanotechnology are provided.
US20150152309 Treated Geothermal Brine Compositions With Reduced Concentrations of Silica, Iron and Lithium  
This invention relates to treated geothermal brine compositions containing reduced concentrations of lithium, iron and silica compared to the untreated brines. Exemplary compositions contain...
US20140239221 Treated Geothermal Brine Compositions With Reduced Concentrations of Silica, Iron and Lithium  
This invention relates to treated geothermal brine compositions containing reduced concentrations of lithium, iron and silica compared to the untreated brines. Exemplary compositions contain...
US20080053104 Manufacture of water chemistries  
As population density increases, the transportation of hazardous chemicals, including acids and disinfectants, lead to an increased incidence of spills while the consequences of spills become more...
US20120237417 Process for recovery of noble metals from functionalised, noble metal-containing adsorption materials  
A method recovers noble metals from noble metal-containing compositions and includes steps of (i) providing a noble metal-containing composition containing an adsorption agent that is based on an...
US20080175771 Method for increasing metal production in smelter operations  
A process for improving recovery of metal values in a smelting operation of the type wherein sulfidic ores are pyrometallurgically reduced. The process includes adding an anionic or non-ionic...
US20110274598 SUSTAINABLE RECOVERY OF METAL COMPOUNDS  
Disclosed is a process for removing metals from waste, particularly electronic waste (or “e-waste”). The process generally includes the steps of dissolving at least some of the metals from the...
US20070148065 Method of preparing ceramic powders using chelate precursors  
Wet-chemical methods involving the use of water-soluble hydrolytically stable metal-ion chelate precursors and the use of a nonmetal-ion-containing strong base can be used in a coprecipitation...
US20070248512 POLYMERIC CHELANT AND COAGULANT TO TREAT METAL-CONTAINING WASTEWATER  
The present invention is directed to the use of a combination of a polymeric chelant and coagulant to treat metal containing wastewater. More particularly, the invention is directed at removing...
US20140339468 METHOD FOR SEPARATING ARSENIC AND HEAVY METALS IN AN ACIDIC WASHING SOLUTION  
A method for separating arsenic and heavy metals in an acidic washing solution which contains both arsenic and heavy metal, more particularly in a washing solution which is formed in copper...
US20070111094 Synthesis of intermetallic negative electrodes for lithium cells and batteries  
A method of making an intermetallic negative electrode for an electrochemical cell. One or more metal salts is dissolved in an organic solvent forming a solution to which is added a metal reducing...
US20140271415 MODIFIED OXIME EXTRACTANT FORMULATION  
A solvent extraction composition that is particularly useful for the extraction of metals from a solution containing the metals. The solvent extraction composition includes an...
US20150123030 PRESSURE OXIDATION OF ENARGITE CONCENTRATES CONTAINING GOLD AND SILVER  
Disclosed herein is a treated ore solid comprising a reduced amount of a contaminant, for example arsenic, compared to the ore solid prior to treatment. Also disclosed are temperature and pressure...
US20150197826 HYDROMETALLURGICAL PROCESS AND METHOD FOR RECOVERING METALS  
A mineral processing facility is provided that includes a cogen plant to provide electrical energy and waste heat to the facility and an electrochemical acid generation plant to generate, from a...
US20110182786 HYDROMETALLURGICAL PROCESS AND METHOD FOR RECOVERING METALS  
A mineral processing facility is provided that includes a cogen plant to provide electrical energy and waste heat to the facility and an electrochemical acid generation plant to generate, from a...
US20050106087 Solidifier for liquid medical waste  
A solidifier for liquid medical waste disposed in a vessel, the solidifier comprising a mixture of absorbents having different apparent densities whereby at least one absorbent is negatively...
US20140199217 MINERAL SEPARATION USING FUNCTIONALIZED FILTERS AND MEMBRANES  
An apparatus for collecting mineral particles in a slurry or the tailings is disclosed. The apparatus may take the form of a filter, a conveyor belt or an impeller to be used in a processor to...
US20080003487 Powdery Metal Oxide Mother Particles, Powdery Metal Oxide Child Particles, Process for Producing Powdery Metal Oxide Particles, Powdery Composite Particles, and Electrode for Solid Oxide Fuel Cell  
Powdery metal oxide mother particles (child particles) for use in electrode for solid oxide fuel cells, which have cavities or pores. A process for producing powder metal oxide particles,...
US20140193316 METHOD FOR RECYCLING METALS  
A method for recycling metals is provided by using extracellular proteins excreted by a specific thermophilic bacteria strain, Tepidimonas fonticaldi sp. nov., in which the extracellular proteins...
US20140227151 RECOVERY AND PURIFICATION OF MONOVALENT SALT CONTAMINATED WITH DIVALENT SALT  
A method and system for improving the quality and quantity of a soluble salt recovered from the supernatant produced when concentrated solutions are mixed to precipitate an insoluble salt are...
US20150225809 METHODS AND SYSTEMS FOR LEACHING A METAL-BEARING ORE  
A system and method for recovering a metal value from a metal-bearing ore material are provided. A metal-bearing ore can be mixed with certain substances and to form an agglomerated ore. In an...
US20140037519 METHOD FOR PRODUCING OXIDE/HYDROXIDE  
Provided is a method for producing an oxide and/or hydroxide wherein the ratio of oxide and hydroxide has been controlled. The method produces an oxide, a hydroxide, or a mixture thereof, and...
US20140112846 USE OF A KMGF3 COMPOUND FOR TRAPPING METALS IN THE FORM OF FLUORIDES AND/OR OXYFLUORIDES IN A GASEOUS OR A LIQUID PHASE  
The invention relates to the use of a compound of formula KMgF3 to trap metals present in the form of fluorides and/or of oxyfluorides in a gaseous or liquid phase. It also relates to a compound...
US20130302223 Recycling Batteries Having Basic Electrolytes  
Embodiments related to recycling alkaline batteries are disclosed. In one disclosed embodiment, a method for recycling a battery having a basic electrolyte comprises rupturing the battery under...

Matches 1 - 50 out of 128 1 2 3 >