Patents for C22B 11 - Obtaining noble metals (5,080)
04/2013
04/11/2013WO2013051715A1 Palladium separating agent, method for producing same and use of same
04/11/2013WO2013049886A1 Improvements in recovery of metals from ores
04/10/2013EP2576850A1 Method for recovering noble metals and other byproducts from ore
04/10/2013CN202865303U Waste gold-bearing material treatment system
04/10/2013CN103038373A Method and apparatus for extracting precious metal from an inorganic granular waste catalyst
04/10/2013CN103031438A Recovery process for rare earth and noble metal in automobile tail gas purification catalyst
04/10/2013CN103031434A Refractory gold ore desulfurizing and dearsenifying method
04/10/2013CN103028483A Method for preparing high-purity gold-loaded pyrite for experiments
04/10/2013CN102071319B Method for preparing high-purity silver from silver-containing waste liquid
04/09/2013CA2530355C Method for processing sulfide ores containing precious metals
04/04/2013WO2013044380A1 A method and a system for gold extraction with halogens
04/03/2013CN202849518U Filter tank for gold production
04/03/2013CN103014368A Method for separating and recovering gold and copper from copper-bearing cyanide pregnant solution
04/03/2013CN103014367A Foam recovery system of cyanide tailings
04/03/2013CN103014353A Method for recovering noble metal platinum
04/03/2013CN103014352A Method for smelting and extracting platinum metal from alumina-supported petrochemical catalyst
04/03/2013CN103014336A Preparation and method for treating high-arsenic and high-sulfur gold ore
04/03/2013CN103014335A Process for comprehensively recovering gold and copper through combined biological dump leaching of refractory gold concentrate and copper melting slag
04/03/2013CN103014322A Method for efficiently separating and purifying rhodium and ruthenium
04/03/2013CN103014319A Method for strengthening gold extraction of iron gold concentrate roasted product containing sulphur and arsenic
04/03/2013CN102031381B Process for preparing sodium pyroantimonate from arsenic- and stibium-containing smoke ash
04/03/2013CN101914686B Method for floating and recycling gold and silver by lead and silver slag ultrasonic treatment in zinc electrolysis plant
04/02/2013CA2570325C Method and device for treating anode slime
03/2013
03/28/2013WO2013042340A1 Method for metal recovery or removal and method for producing lipids or pigment
03/28/2013US20130074655 Method and a system for gold extraction with halogens
03/28/2013DE102012109063A1 Method for recycling electrochemical proton exchange membrane (PEM) fuel cell, involves discharging platinum group metal (PGM) components contained in carrier of fuel cell during electrochemical reaction
03/27/2013EP2573196A1 Method and apparatus for extracting precious metal from an inorganic granular waste catalyst
03/27/2013CN102994773A Method for recovering platinum group metal from ferrous nickel electrolysis anolyte
03/27/2013CN102994772A Method for recovering silver from silver-contained waste material
03/27/2013CN102994771A Method for extracting palladium sponge from silver electrolysis anode slime parting liquid
03/27/2013CN102994759A Recycling device for noble metals in waste catalyst
03/20/2013CN102978414A Method for precipitating gold from cyanogen-containing gold-plated waste liquid
03/20/2013CN102978409A Method for recovering heavy metal palladium from waste carbon-based catalytic agent
03/20/2013CN102978407A Method for recovering platinum from silver electrolyte
03/20/2013CN102978403A Device for recovering precious metal through ethylenediaminedisuccinic acid
03/20/2013CN102978393A Method for comprehensively recovering valuable elements in copper-containing gold ores
03/20/2013CN102978390A Method for leaching and recovering silver from zinc calcine leaching slag through mechanical activation and thiocarbamide method
03/20/2013CN102978375A Pre-treatment method before regeneration of precious metal by waste catalyst
03/20/2013CN102134641B Gold extraction process of gold concentrate with high carbon, arsenic and sulfur
03/14/2013WO2013035301A1 Precious-metal adsorbent and method for recovering precious metal
03/14/2013CA2791056A1 A method and a system for gold extraction with halogens
03/13/2013EP2566992A1 Controlled bubble collapse milling
03/13/2013CN202786373U Crude silver smelting converter
03/13/2013CN102965511A Circuit board etching liquid treatment method
03/13/2013CN102965503A Separation and purification method of ruthenium in irradiation uranium target
03/13/2013CN102965501A Method for processing copper anode slime in total wet manner
03/13/2013CN102179392B Use of liquid crystal display and method for recycling the same
03/13/2013CN102134653B Separation-smelting combined process for treating difficultly separated copper-containing gold sulfide ores
03/07/2013WO2013029785A1 Method for the removal and recovery of metals and precious metals from substrates
03/06/2013EP2563522A1 Method for recovering valuable metals
03/06/2013CN202766600U Silver recovery device with continuous leaching system
03/06/2013CN202766596U Palladium (Pd) recovery device with calcination device provided with control system
03/06/2013CN202766595U Device for recovering platinum-containing spent catalyst through resin exchange
03/06/2013CN202766589U Cathode glaur gold-silver separation device
03/06/2013CN202766588U Sulfur-containing gold concentrate sulfating roasting system
03/06/2013CN202762180U Alkali leaching, filtering and drying system provided with spiral conveying equipment
03/06/2013CN102959103A Recovery method for high purity platinum
03/06/2013CN102952950A Method for recovering metal palladium by utilizing ethylenediamine di-succinic acid
03/06/2013CN102952947A Comprehensive recovery method of rare metals in waste circuit boards
03/06/2013CN102251110B Method for recovering gold-loaded active carbon powder by using active carbon filter device
03/05/2013US8388730 Process of leaching gold
02/2013
02/28/2013US20130047783 Integrated Spin Systems for the Separation and Recovery of Gold, Precious Metals, Rare Earths and Purification of Water
02/27/2013EP2562273A1 System and method for recycling rare metals
02/27/2013CN202755037U Device for extracting gold and silver from lead/bismuth-base alloy
02/27/2013CN202755035U Biological pre-oxidation test study continuous device
02/27/2013CN102947472A Method for recovering noble metals and other byproducts from ore
02/27/2013CN102943180A Method for recycling gold and silver from silver separating residues of copper anode slime
02/27/2013CN102943175A Method for reinforcing bacterial preoxidation of arsenic-containing gold ore
02/27/2013CN102251098B Method for extracting rare noble metals
02/21/2013WO2013023297A1 Process of leaching precious metals
02/21/2013US20130045281 Prepartion of silver ion
02/21/2013CA2843791A1 Process of leaching precious metals
02/20/2013CN102939397A Hydrometallurgical process and method for recovering metals
02/20/2013CN102936659A Closed-circuit process technique for recovering multiple metals from copper and lead electrolysis anode mud
02/20/2013CN102936658A Recovery method for platinum, aluminium and rhenium from waste reforming catalyst
02/20/2013CN102936657A Method for metal recovery by ceramic capacitor
02/19/2013CA2525933C Process for the concentration of noble metals from fluorine-containing fuel cell components
02/13/2013CN102933495A Method for recovering gold by solvent extraction
02/13/2013CN102925922A Process for recovering plumbum and silver from waste slag of metal smelting
02/13/2013CN102925716A Pressurization, water immersion and oxidation preprocessing cyaniding gold extraction method for difficult-processing gold concentrates
02/13/2013CN102925715A Method for selectively recovering silver from copper anode slime
02/13/2013CN102925714A Method for selectively recycling gold and silver from copper anode slime
02/13/2013CN102925713A Method for recovering rhodium from rhodium-containing waste catalyst in hydroformylation through sulfur
02/13/2013CN102925705A Method for recovering valuable metals from furnace blocks of silver-refining furnaces
02/13/2013CN102925703A Method for recycling valuable metals from lead anode slime
02/13/2013CN102925700A Method for recovering precious metal from electronic waste
02/13/2013CN102925699A Method for recovering rhodium from dead catalysts containing rhodium of hydroformylation reaction through treatment of hydrogen peroxide
02/13/2013CN102925696A Comprehensive recycling method of waste plasma screen
02/13/2013CN102925679A Manufacturing method of high-purity gold
02/13/2013CN102925678A Corrosion-resistance and abrasion-resistance treatment method of bottom of hydrometallurgical reaction tank
02/13/2013CN102925669A Comprehensive recovery method for reelected tailings of stannic oxide ore
02/07/2013WO2013016813A1 Process for recovering metals by reduction and carbonylation
02/07/2013CA2843760A1 Process for recovering metals by reduction and carbonylation
02/06/2013CN102912153A Method for one-step enrichment of whole noble metals from water solution containing noble metals
02/06/2013CN102912147A Process for recycling lead zinc, silver and iron from tailings after carrying out sulphur flotation on zinc oxygen pressure leaching slag
02/06/2013CN102912143A Method for comprehensively treating indium-containing lead anode slime through whole wet process
02/06/2013CN102912141A Method for digesting waste rhodium catalyst from olefin hydroformylation reaction
02/06/2013CN102912138A Method of recycling zinc, manganese, lead and silver from zinc electrowinning anode mud
02/06/2013CN102912128A Method for separating and purifying rhodium through anion exchange resin
02/06/2013CN102912116A Smelting residue flash magnetizing roast comprehensive recycling technology
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