| Patents for C22B 11 - Obtaining noble metals (5,080) |
|---|
| 01/18/2012 | CN202116626U Device for recovering electroplated colloid palladium |
| 01/18/2012 | CN102321807A Production and using method of environmentally-friendly noble metal mineral processing reagent |
| 01/18/2012 | CN101709385B Method for sorting gold from gold-bearing high-arsenic tailings |
| 01/17/2012 | US8097227 Method for thiosulfate leaching of precious metal-containing materials |
| 01/12/2012 | US20120006157 Method for melting a solid charge |
| 01/11/2012 | CN102312107A Method for smelting of ore from Carlin-type gold deposit |
| 01/11/2012 | CN102312091A Method for leaching low-grade gold in high-arsenic sulfur concentrate acid-making cinder by microorganism preoxidation |
| 01/11/2012 | CN101831558B Osmotic treatment and stacking method of oxidized clay type gold ores |
| 01/11/2012 | CN101708467B Dynamic desorption process for gold-loaded carbon |
| 01/11/2012 | CN101379204B Aqueous solutions containing metal cyanide for cyanide leaching for the winning of gold and silver |
| 01/10/2012 | US8092573 Purification of PGM species from mixtures thereof |
| 01/04/2012 | CN202099360U Platiniferous dead catalyst mechanical activation and leaching device |
| 01/04/2012 | CN202099359U Adsorbing and stirring device |
| 01/04/2012 | CN202099358U Stibium removing device for pretreatment of gold concentrate roaster containing arsenic and stibium |
| 01/04/2012 | CN202099357U Novel circulating closed-cycle roasting device |
| 01/04/2012 | CN202099356U Return ash feed back device for arsenious gold concentrate roaster |
| 12/29/2011 | WO2011161597A1 Upgrading of precious metals concentrates and residues |
| 12/29/2011 | WO2011160179A1 Method for the pretreatment and separation of metals from cyanide containing solutions |
| 12/29/2011 | US20110314967 Improving the recovery of precious metals from recalcitrant refractory ore |
| 12/28/2011 | CN202090039U 灰吹银精炼炉 Cupellation silver refining furnace |
| 12/28/2011 | CN102301013A 竖直微波熔炉 Vertical microwave furnace |
| 12/28/2011 | CN102296183A 一种高纯铂的制备方法 A process for producing high purity platinum |
| 12/22/2011 | WO2011156861A1 Method of recovering a metal |
| 12/22/2011 | US20110308356 Method for sorption recovery of precious metals |
| 12/22/2011 | US20110308355 Adsorption agent for noble metal, method for manufacturing the same, and method for recovering noble metal |
| 12/21/2011 | CN202078847U 一种贵金属尾气回收净化系统 A noble metal recycling exhaust purification system |
| 12/21/2011 | CN202078790U 一种海绵钯固液分离系统 One kind of solid-liquid separation systems palladium sponge |
| 12/21/2011 | CN102286663A 一种含铜金泥的处理方法 An approach of copper gold clay |
| 12/15/2011 | WO2011154607A1 Method of gold leaching |
| 12/15/2011 | WO2011154603A1 Method for recovering gold by solvent extraction |
| 12/15/2011 | US20110303051 Recovery of residual copper from heap leach residues |
| 12/14/2011 | CN202070341U Chitosan magnetic separation resin for adsorbing platinum and palladium |
| 12/14/2011 | CN102277499A 一种从羰基合成反应有机废液中回收铑的方法 Oxo recovered from a reaction of the organic waste in rhodium |
| 12/14/2011 | CN102277497A 一种从废旧电路板中回收金、钯、铂、银的方法 A method of recovering gold, palladium, platinum, silver from scrap circuit boards |
| 12/14/2011 | CN101962718B 一种碱性溶液中提金用的液膜 An alkaline solution of gold with the film |
| 12/08/2011 | WO2011150984A1 Method for recovering noble metals and other byproducts from ore |
| 12/08/2011 | US20110298270 In situ ore leaching using freeze barriers |
| 12/08/2011 | CA2800694A1 Method for recovering noble metals and other byproducts from ore |
| 12/07/2011 | EP2391740A2 Method for recovering ruthenium from spent catalysts containing ruthenium oxide |
| 12/07/2011 | CN102268556A Cyaniding gold-extracting technology of dense primary gold deposit containing arsenic, antimony, lead, zinc and iron |
| 12/07/2011 | CN102268555A 铂的提炼方法 Platinum refining method |
| 12/07/2011 | CN102268554A 锇的提炼方法 Osmium extraction method |
| 12/05/2011 | CA2799678A1 Method for recovering gold by solvent extraction |
| 12/01/2011 | WO2011147151A1 Method for non-cyanide recycling waste circuit board |
| 12/01/2011 | US20110290657 Process for gold and silver leaching with thiourea solutions |
| 11/30/2011 | CN102260798A 一种回收银锌渣中银和铋的方法 Method for recovering silver dross of silver and bismuth |
| 11/30/2011 | CN102259190A 一种快速大批量制备高长径比纳米银线的方法 A rapid method for the preparation of large quantities of high aspect ratio of silver nanowires |
| 11/30/2011 | CN101880769B 化工固液分离及贵重金属回收工艺 Chemical solid-liquid separation and precious metals recovery process |
| 11/30/2011 | CN101384737B 回收金的方法 Method for recovering gold |
| 11/24/2011 | WO2011145760A1 Method and apparatus for extracting precious metal from an inorganic granular waste catalyst |
| 11/23/2011 | CN202047114U Yellow palladium powder and impurity separating discharge device |
| 11/23/2011 | CN202047113U Noble metal cooling and filtering device |
| 11/23/2011 | CN202047112U Stirring and cooling system for reduction from palladium liquid to palladium solid |
| 11/23/2011 | CN102251124A Method for extracting gold from inferior refractory gold ore resources |
| 11/23/2011 | CN102251123A Gold extraction process of refractory gold ore |
| 11/23/2011 | CN102251122A Process for silver extraction by acidifying calcination and leaching of lead silver slag |
| 11/23/2011 | CN102251116A Method and equipment for leaching platinum-containing waste catalyst through mechanical activation |
| 11/23/2011 | CN102251111A Method for recovering gold-carried active carbon powder |
| 11/23/2011 | CN102251110A Method for recovering gold-loaded active carbon powder by using active carbon filter device |
| 11/23/2011 | CN102251101A Process for extracting gold from carbonaceous gold concentrate |
| 11/23/2011 | CN102251098A Method for extracting rare noble metals |
| 11/23/2011 | CN102247807A Preparation method and usage of modified attapulgite adsorption material |
| 11/23/2011 | CN101948954B Gold recovery technology for processing arsenious S-C gangue coated gold concentrate by microwave fluidized roasting |
| 11/23/2011 | CN101914681B Pollution-free method for treating copper, lead and silver-containing material |
| 11/23/2011 | CN101787436B Wet-method preprocessing method for extracting gold through sulfating roasting slag of ore concentrate containing stibium and gold |
| 11/22/2011 | US8062614 Methods for improving the recovery of metal leaching agents |
| 11/22/2011 | US8062526 Separation of platinum group metals |
| 11/17/2011 | WO2011140593A1 Recovery of platinum group metals from platinum group metal-containing materials |
| 11/16/2011 | EP2386662A1 Method for the sorptive extraction of precious metals |
| 11/16/2011 | EP1609527B1 Method for recovering catalyst material |
| 11/16/2011 | CN102242276A Process for extracting noble metal palladium from industrial solid wastes |
| 11/16/2011 | CN102242265A Technology for extracting precious metal platinum from industrial solid waste materials |
| 11/16/2011 | CN102242261A Control method of cyaniding heap leaching alkalinity |
| 11/16/2011 | CN102242260A Method for leaching gold from refractory gold sulfide concentrate by using alkaline thiocyanate solution under oxygen pressure |
| 11/16/2011 | CN101824546B Method for recovering silver from lead-separating liquid of silver-separating residue of copper anode slime |
| 11/16/2011 | CN101619391B Method for separating and extracting gold from cyanide gold-leaching barren solution |
| 11/15/2011 | US8057577 Desulfurizer for fuel gas for fuel cell and desulfurization method using the same |
| 11/15/2011 | US8056729 System and method for treating shredder residues and utilizing a produced fiber fraction |
| 11/15/2011 | CA2730558C Separation process for platinum group elements |
| 11/15/2011 | CA2498855C Process of solvent extraction of copper |
| 11/10/2011 | WO2011139436A1 Controlled bubble collapse milling |
| 11/10/2011 | US20110274736 Methods for producing silver nanoparticles |
| 11/10/2011 | US20110274598 Sustainable recovery of metal compounds |
| 11/10/2011 | CA2800323A1 Controlled bubble collapse milling |
| 11/09/2011 | EP2385146A1 Vertical microwave smelting furnace |
| 11/09/2011 | EP1618219B1 Recovery of metal values from cermet |
| 11/09/2011 | CN202030807U Environmentally-friendly treatment and high-efficiency resource recycle device for disused silver lenses |
| 11/09/2011 | CN202030805U Plasma arc melting device for recycling platinum family metal elements |
| 11/09/2011 | CN101857922B Oxygen-enriched smelting device with double smelting pools |
| 11/09/2011 | CN101831669B High-temperature cyanogen-free gold loaded carbon desorption system and control method thereof |
| 11/03/2011 | WO2011135991A1 Valuable metal recovery method |
| 11/03/2011 | WO2011135184A1 Method for recovering valuable metals |
| 11/03/2011 | CA2795397A1 Method for recovering valuable metals |
| 11/02/2011 | EP2235223B1 Silver recovery by reduction of metal chloride |
| 11/02/2011 | CN102230084A Coated biological oxidation pretreatment method of low-level arsenic refractory gold ores |
| 11/01/2011 | US8048195 Use of liquid-crystal displays, and processes for the recycling thereof |
| 11/01/2011 | CA2617457C Method for thiosulfate leaching of precious metal-containing materials |
| 10/30/2011 | CA2736680A1 Process for the recovery of gold using macroporous resins |
| 10/27/2011 | WO2011132740A1 System and method for recycling rare metals |
| 10/27/2011 | WO2011130790A1 Smelting method using a fluxing agent |