| Patents for C22B 25 - Obtaining tin (604) |
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| 02/04/2015 | CN104328286A 一种从镀锡废渣中提取纯锡的方法 A method of extracting from pure tin tin slag |
| 01/28/2015 | CN204125511U 一种风煤吹炉 A wind blowing coal stove |
| 01/21/2015 | CN104294032A 氧化锡矿重选尾矿的综合回收方法 Tin oxide tailings re-election of a comprehensive recovery methods |
| 01/21/2015 | CN103388074B 一种处理废旧电路板退锡废液的方法 A scrap board waste stripping method for processing |
| 01/14/2015 | CN204097547U 一种锡渣还原炉及焊接设备 One kind of dross reduction furnace and welding equipment |
| 01/07/2015 | CN104263937A 一种镍铜锡合金废料的处理方法 Processing method for nickel-copper-tin alloy scrap |
| 01/07/2015 | CN102978423B 一种从铅锡精矿中直接冶炼铅锡合金的方法 A direct smelting of tin ore from the pewter methods |
| 12/31/2014 | CN103627913B 锡渣净化回收方法及回收设备 Tin slag cleaning and recovery method and recovery equipment |
| 12/24/2014 | CN204039474U 底吹炼锡装置 Bottom blowing tin device |
| 12/24/2014 | CN104232904A 一种高硫煤硫化挥发镍锡铁合金废料并氧化造渣制镍铁合金与回收锡的方法 One kind of high-sulfur coal volatile sulfide nickel alloy scrap tin and nickel-iron oxide slag system and method for collecting tin |
| 12/10/2014 | CN104195352A 一种从含锡废砖中回收锡金属的方法 Recovering from a tin metal tin containing waste brick method |
| 12/10/2014 | CN104195351A 一种花生油还原锡炉中锡渣的工艺 One kind of peanut reduction process tin furnace dross |
| 12/10/2014 | CN104195340A 镀白铜料的绿色无污染循环综合回收新技术 Nickel alloy plating material green pollution comprehensive recovery cycle of new technologies |
| 12/10/2014 | CN103103356B 从ito废靶材中回收粗铟、锡的工艺 Recovering the crude indium, tin target in the process of waste from ito |
| 10/21/2014 | US8864946 Disposal of electrical and electronic equipment |
| 09/03/2014 | EP2771492A2 Scalable processes for forming tin nanoparticles, compositions containing tin nanoparticles, and applications utilizing same |
| 08/27/2014 | EP2770068A1 Vacuum refining furnace for nonferrous metal multicomponent alloys |
| 08/13/2014 | CN103981367A 连续离子交换单向顺行水洗分离铟锡氧化物 Antegrade unidirectional continuous ion exchange water separation indium tin oxide |
| 08/06/2014 | CN203754784U 一种能有效保护真空炉出锡管的水冷装置 A water-cooling system can effectively protect the vacuum tube furnace tin |
| 08/06/2014 | CN103966456A 一种从铜阳极泥分银渣综合回收有价金属的方法 An integrated method for recovery of valuable metals from copper anode slime points with silver dross |
| 08/06/2014 | CN103966451A 一种从铜阳极泥分银渣制备锡酸钠的方法 A copper anode mud from tin slag points Silver Sodium preparation method |
| 08/06/2014 | CN103966450A 一种铜阳极泥的全湿法预处理方法 Full wet pretreatment method of copper anode slime |
| 07/30/2014 | CN203741390U 一种废弃电路板金属回收分离装置 One kind of metal recycling waste printed circuit board separation device |
| 07/30/2014 | CN103952550A 一种低钨锡精矿生产仲钨酸铵的综合方法 Integrated approach paratungstate a low tungsten tin concentrate production |
| 07/23/2014 | CN103937985A 连续式烟化炉及采用它的连续烟化工艺 Continuous fuming furnace and the use of its continuous fuming process |
| 07/16/2014 | CN103276217B 一种含金银多金属物料的综合回收工艺 An integrated multi-metal recovery process materials containing gold and silver |
| 07/09/2014 | CN103911513A 退锡废液的处理方法 Stripping waste treatment method |
| 07/09/2014 | CN102492860B 一种硝酸型退锡废液回收单质锡的方法 One kind of nitric acid type stripping waste recycling methods elemental tin |
| 07/02/2014 | CN102492861B 一种粗锡火法精炼的方法 A heavy tin fire refining methods |
| 06/18/2014 | CN103866141A Recovery method for waste circuit board resources |
| 06/04/2014 | CN102965522B Method for separating and recovering tin from tin-containing mill tailings |
| 06/04/2014 | CN102952947B Comprehensive recovery method of rare metals in waste circuit boards |
| 05/28/2014 | CN203613249U 简易废锡渣熔炼装置 Simple scrap tin slag smelting apparatus |
| 05/14/2014 | CN103789558A 一种利用氧化石墨烯处理印刷线路板退锡废液的方法 A printed circuit board graphene oxide treatment method utilizes waste stripping |
| 05/14/2014 | CN102994739B 高铁低锡铜矿的化工冶金综合利用方法 The method of high-speed rail low utilization of copper-tin chemical and metallurgical |
| 05/07/2014 | CN203586852U 一种挂式搅拌机及搅拌收集设备 One kind of hanging mixer and mixing collection device |
| 05/07/2014 | CN103255297B 一种锡阳极泥的处理方法 One kind of tin anode mud treatment method |
| 04/30/2014 | CN103757438A Process for recycling tin and enriching indium from tin lead slag |
| 04/16/2014 | CN103725900A Method for removing arsenic and sulphur in tin concentrate |
| 04/16/2014 | CN103725879A Method for producing tungsten and tin chemical products through chemical metallurgical separation of tungsten-tin paragenic ore |
| 04/02/2014 | CN203508005U Gear transmission horizontal stirrer |
| 04/02/2014 | CN103695668A Method for extracting metallic tin from tin ore |
| 04/02/2014 | CN103695663A Smelting method of high-iron multi-metal zinc concentrate |
| 04/02/2014 | CN103695653A Method of extracting noble metals on circuit board by wet process |
| 04/02/2014 | CN103695651A Method for recovering indium and stannum from indium-tin alloy |
| 04/02/2014 | CN103695640A Method for processing high-iron low-tin ore |
| 03/26/2014 | CN103667744A Production method of grade tin containing 99.99% of Sn |
| 03/26/2014 | CN103667707A Method of recovering gold and silver from a waste circuit board |
| 03/26/2014 | CN103060571B Method for recovering lead and tin in silver separating residue of copper anode mud of circuit board by pyrogenic process |
| 03/12/2014 | CN103627913A Purification and recovery method for tin slag and recovery apparatus |
| 03/12/2014 | CN102912143B Method for comprehensively treating indium-containing lead anode slime through whole wet process |
| 03/05/2014 | CN103614572A Method for sulfuration volatilization of tin-containing materials by utilization of high-sulfur coal dust |
| 03/05/2014 | CN103614555A Method for efficiently separating and enriching tin from nickel-tin-iron alloy scrap |
| 02/27/2014 | WO2014030877A1 Method for separating and collecting tin inside variety of combined metals |
| 02/19/2014 | CN102703905B Process for comprehensively utilizing waste tin-stripping solution |
| 02/05/2014 | CN103557715A Hanging mixer and mixing collection device |
| 01/29/2014 | CN103540771A Method used for high efficient separation and enrichment of tin from nickel-tin-iron alloy waste material |
| 01/29/2014 | CN103540770A Tin residue reducing machine |
| 01/08/2014 | EP2682487A1 Comprehensive recovery method for complex material containing arsenic and valuable metal slags |
| 01/08/2014 | CN102517439B Method for selectively roasting and separating tin, zinc and arsenic in compound iron ore containing tin, zinc and arsenic |
| 01/01/2014 | CN103484679A Method for recycling tin and copper from waste tinned copper needles |
| 01/01/2014 | CN103484671A Method for separating tungsten and tin from tungsten/tin-containing concentrate |
| 01/01/2014 | CN102676822B Burning-free non-cyaniding method for treating waste printed circuit board |
| 12/18/2013 | CN103451452A Method for recovering tin from tin-containing waste liquid |
| 12/11/2013 | CN103436707A Method for recycling iron, indium and tine in zinc volatilizing kiln slag |
| 11/27/2013 | CN103409635A Technology for enrichment of valuable metals in tin anode slurry |
| 11/27/2013 | CN102747229B Method for separating and recycling valuable metals in powder rich in multiple metals of waste circuit board |
| 11/20/2013 | CN103397189A Method for recovering silver or other metals from silver-containing wastes |
| 11/19/2013 | US8585797 Method for preparing nanocrystalline germanium in GeO2 and freestanding germanium nanoparticles |
| 11/13/2013 | CN203281144U Purification system for high-temperature dusty gas during tin smelting |
| 11/13/2013 | CN103388074A Method for treating spent tin stripping solution of waste circuit board |
| 10/30/2013 | CN103374659A Method for extracting and recovering precious metal and rare metal from wastes |
| 10/30/2013 | CN102776376B Method for recovering valuable metal from waste residue containing lead and zinc through wet-fire combination process |
| 10/24/2013 | US20130280609 Alloys Of Clathrate Allotropes For Rechargeable Batteries |
| 10/15/2013 | US8557016 Reducing dross method of lead-free solder |
| 10/02/2013 | CN203222608U Solder splash reducing machine |
| 10/02/2013 | CN103334008A Smelting method and smelting device for acid mud treatment |
| 09/18/2013 | CN103305704A Centrifuging and recovering apparatus for tin slag |
| 09/18/2013 | CN103305698A Method for recovering gold, silver, tin and copper from industrial wastes |
| 09/18/2013 | CN102660689B Method for comprehensively recycling leaching slag in production of electrolytic manganese metal and manganese dioxide |
| 09/12/2013 | DE102012005401A1 Preparing copper-containing substances, comprises preparing tin-containing slag using copper-containing secondary raw materials in melting furnace, and introducing slag into rotary furnace in which the slag is partially chemically reduced |
| 09/11/2013 | CN103290224A Recovery process for valuable metals in tungsten residues |
| 09/11/2013 | CN102925718B Composite sodium salt for producing sodium stannate from cassiterite concentrate and application of composite sodium salt |
| 09/04/2013 | CN103276217A Comprehensive recycling process for polymetallic material containing gold and silver |
| 08/28/2013 | CN103266229A Purifying process for high temperature ash-laden gas produced in tin smelting and special equipment column |
| 08/28/2013 | CN103266220A Roasting process for tin concentrate and special equipment column |
| 08/21/2013 | CN103255297A Treatment method of tin anode slurry |
| 07/31/2013 | CN103225078A System and method for recycling tin from tin-stripping waste liquid and circularly preparing novel tin-stripping liquid |
| 07/31/2013 | CN103225022A Method for recovering tin from hot tinning smoke dust |
| 07/24/2013 | CN102560118B Method for recycling tin and lead from waste circuit board leach liquor |
| 07/17/2013 | CN102409180B Metallurgical process for recovering metal copper, lead, zinc and tin from copper refining waste slag |
| 07/17/2013 | CN102392130B Method for recovering lead and tin from zinc leaching residues |
| 07/10/2013 | CN103194625A Separation method of tin-indium alloy |
| 07/10/2013 | CN103194621A Method for treating sulfur slag |
| 06/26/2013 | CN103173633A Mechanical device for separating welding slag |
| 06/26/2013 | CN103173632A Welding slag separating and recycling device |
| 06/12/2013 | CN103146912A Method for preparation of qualified iron making ball through high-iron low-tin concentrate mine and comprehensive recovery of tin |
| 06/12/2013 | CN102534217B Tin dross reducing agent |
| 06/05/2013 | CN102352443B Method for producing zinc sulfate heptahydrate, crude tin and crude lead by using tin smelting dust |
| 05/29/2013 | CN202954078U Treatment system for separating tin-based metal materials from waste electrical appliances and electronic elements |