| Patents for C22B 58 - Obtaining gallium or indium (821) |
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| 12/25/2013 | CN103468977A Method for selectively leaching germanium and gallium from complex smelting slag with germanium and gallium or ore with germanium and gallium |
| 12/25/2013 | CN103468963A Method for crystal separation of zinc and cadmium from zinciferous waste residues |
| 12/18/2013 | CN102851496B Treatment method of high-indium high-iron zinc concentrate |
| 12/11/2013 | CN203329414U Absorbing tower for absorbing metal substances in electrolytic tail liquid |
| 12/11/2013 | CN103436717A Method for enriching gallium and comprehensively utilizing potassium and aluminum from alunite |
| 12/11/2013 | CN103436707A Method for recycling iron, indium and tine in zinc volatilizing kiln slag |
| 12/11/2013 | CN103436706A Method for processing low-grade waste zinc slag to recover zinc, silver, lead and indium |
| 12/11/2013 | CN102787242B Method for recovering germanium and indium from germanium-containing material generated from lead and zinc smelting process |
| 12/10/2013 | US8603216 Extraction of gallium and/or arsenic from gallium arsenide |
| 11/27/2013 | CN103415634A Extraction of gallium and/or arsenic from gallium arsenide |
| 11/27/2013 | CN103409622A Method for individually processing high-iron zinc sulfide concentrate |
| 11/27/2013 | CN103409621A Combined leaching method for high-iron zinc sulfide concentrate and high-iron zinc calcine leaching slag |
| 11/21/2013 | WO2013170370A1 Processes for recovering rare earth elements from various materials |
| 11/20/2013 | CN103397198A Oxygen-rich reduction furnace for processing low-grade multi-metal material |
| 11/13/2013 | CN102277491B Novel process for extracting gallium from Bayer mother solution by using chelating resin |
| 11/06/2013 | CN103382531A Method for enriching gallium from mother-liquor in technology for producing alumina from high-alumina fly ash |
| 11/06/2013 | CN102618730B Process for separating materials containing indium, lead, silver, copper and bismuth |
| 10/30/2013 | CN203256317U Crystallization device for purifying high-purity gallium |
| 10/30/2013 | CN103374661A Method for extracting rare and noble metals from waste LED (light-emitting diode) lamps |
| 10/23/2013 | CN103361485A Technology for comprehensively recycling rare noble metals in waste LED (light-emitting diode) |
| 10/16/2013 | CN102019173B Indium adsorbent, indium adsorbent producing method, and indium adsorption method |
| 09/26/2013 | WO2013138900A1 Processes for recovering rare earth elements and rare metals |
| 09/25/2013 | CN103320611A Method for selectively extracting gallium and germanium from peracid lixivium containing gallium and germanium |
| 09/11/2013 | EP2636760A1 Capsule for non-ferrous metal collection and method for collecting non-ferrous metal |
| 09/11/2013 | CN103298958A Capsule for non-ferrous metal collection and method for collecting non-ferrous metal |
| 09/11/2013 | CN103290242A Leaching method of coal measure strata co-associated rare metallic element gallium |
| 09/04/2013 | CN203174181U Device for producing high-purity gallium |
| 09/04/2013 | CN103276407A Method for recovering gallium and iron from low-grade raw materials containing gallium and iron |
| 08/21/2013 | EP2627792A1 Method for treating a solution containing zinc sulphate |
| 08/21/2013 | CN103255296A Energy-saving and environment-friendly new technology for production of zinc oxide in rotary kiln and comprehensive recovery of iron copper gold silver indium |
| 08/21/2013 | CN102787241B Method for extracting and recycling indium from chlorination distillation residue liquid generated after germanium extraction of germanium ore concentrate |
| 08/21/2013 | CN102634659B Process for recycling gallium from gallium and germanium contained concentrate |
| 08/07/2013 | CN103233121A Intelligent indium production replacement tank |
| 08/07/2013 | CN102586608B Method for preparing sponge indium with indium-rich slag produced in lead-zinc smelting process |
| 08/01/2013 | US20130192424 Method for treating a solution containing zinc sulphate |
| 07/31/2013 | CN203096141U Intelligent displacement groove device for indium production |
| 07/17/2013 | CN103205563A Method for extracting rare noble metals by wet method |
| 07/17/2013 | CN102534227B Method for extracting indium from indium-rich smoke dust by using oxygen pressure technology |
| 07/10/2013 | CN103194625A Separation method of tin-indium alloy |
| 07/10/2013 | CN102719679B Method for recycling gallium and germanium from germanium-extracted residues |
| 07/10/2013 | CN101476042B Method for recycling indium and germanium from alkali slag |
| 07/09/2013 | US8480785 Method and apparatus for recovering indium from etching waste solution containing indium and ferric chloride |
| 07/03/2013 | CN103184339A Gallium arsenide processing device and processing method |
| 07/03/2013 | CN103184338A Recovery method of copper indium gallium selenide thin-film solar panel |
| 06/26/2013 | CN103173625A Method for efficiently leaching indium from zinc oxide smoke |
| 06/20/2013 | WO2013089630A1 Recycling of copper indium gallium diselenide |
| 06/19/2013 | CN103157646A Comprehensive treatment method for waste liquid crystal display |
| 06/12/2013 | CN103154283A Method for treating a solution containing zinc sulphate |
| 06/12/2013 | CN102618734B Large-scale production method for preparing high purity gallium |
| 06/12/2013 | CN102560087B Method for extracting indium and zinc from high-iron indium-containing zinc calcine and preparing iron oxide |
| 06/05/2013 | CN103131864A Method for pre-treating complex indium-containing smoke dust by microwave roasting |
| 05/29/2013 | CN102643985B Method for extracting valuable metals from high-iron bauxite with step-by-step acid leaching |
| 05/22/2013 | CN103114214A Production method for ultra-pure gallium |
| 05/15/2013 | CN103103566A Preparation method of high-purity indium |
| 05/15/2013 | CN103103356A Process for recovering crude indium and tin from ITO (indium tin oxide) waste target |
| 05/15/2013 | CN103103339A Method for selectively recovering alum and gallium from alunite concentrate |
| 05/15/2013 | CN102199706B Method for comprehensively recovering valuable metal in diode core |
| 05/08/2013 | CN202925074U Pneumatic chemical pretreatment purifying device for low-melting-point metals |
| 05/08/2013 | CN102618735B Method for removing impurity bismuth in metal gallium |
| 05/02/2013 | US20130104697 Method of Fabricating Indium-111 Radioactive Isotope |
| 05/01/2013 | CN103074498A Method for acid-leaching gallium from coal ash through microwave heating |
| 04/24/2013 | CN103060573A Comprehensive recovery technology of valuable components in corundum smelting smoke ash containing gallium and potassium |
| 04/24/2013 | CN103060559A Microfluid extraction method for extracting and separating In, Fe and Zn |
| 04/24/2013 | CN103060552A Method for extracting valuable metals from neutral leaching residue of zinc oxide |
| 04/17/2013 | CN103045863A Method for pretreating indium-containing zinc oxide acid supernatant |
| 04/16/2013 | US8419823 Method for recovering metal |
| 04/10/2013 | CN103031450A Purification method for gallium |
| 04/10/2013 | CN103031449A Ion-exchange method for extracting gallium from mother solution |
| 04/10/2013 | CN103031444A Method for recovering indium from indium-contained sulfuric acid solution and copper ash |
| 04/10/2013 | CN102061398B Separating and recycling method of indium in hydrochloric acid system |
| 04/04/2013 | US20130081954 Method for extracting gallium from fly ash |
| 04/03/2013 | CN103014342A Purification method of indium back extraction solution |
| 04/03/2013 | CN103014338A Method for processing poor organic phase after solvent extraction indium extracting |
| 04/03/2013 | CN102534258B Method for preparing indium and bismuth from coarse bismuth-containing indium |
| 03/20/2013 | CN102978421A Indium extraction method of ferrous iron-rich zinc oxide acid supernatant |
| 03/20/2013 | CN102978411A Comprehensive recycling method for crude indium casting slag |
| 03/20/2013 | CN102978410A Method for recovering indium back-extraction liquid purification residue |
| 03/20/2013 | CN102978408A Method for leaching and recovering indium from zinc oxide flue dust through mechanical activation two-stage wet method |
| 03/20/2013 | CN102978396A Organic phase washing method and device |
| 03/20/2013 | CN102978391A Technology for zinc wet-process clean smelting and resource comprehensive recycling |
| 03/13/2013 | CN102965502A Solid-phase extraction method for separating enriched gallium |
| 03/07/2013 | US20130055855 Gallium-68 purification |
| 03/06/2013 | EP2565284A1 Method for extracting gallium from fly ash |
| 03/06/2013 | EP2565283A1 Method for extracting gallium from fly ash |
| 02/28/2013 | DE112011101461T5 Verfahren zum Extrahieren von Gallium aus Flugasche A method of extracting gallium from fly ash |
| 02/28/2013 | DE112011101460T5 Verfahren zum Extrahieren von Gallium aus Flugasche A method of extracting gallium from fly ash |
| 02/27/2013 | CN102943179A Method for recycling indium from waste indium tin oxid (ITO) etching solution |
| 02/21/2013 | WO2013024782A1 Indium recovery method |
| 02/20/2013 | CN102936661A Method for decomposing and leaching germanium and indium from lead and zinc alloy residues |
| 02/13/2013 | CN102925682A Method for extracting gallium-combined aluminium hydroxide from gallium-containing porcelain clay |
| 02/13/2013 | CN102925669A Comprehensive recovery method for reelected tailings of stannic oxide ore |
| 02/13/2013 | CN101981233B Process for recovery of valuable metals from scrap IZO |
| 02/06/2013 | CN102912143A Method for comprehensively treating indium-containing lead anode slime through whole wet process |
| 02/05/2013 | CA2721518C Treatment of indium gallium alloys and recovery of indium and gallium |
| 01/30/2013 | CN102899687A Separation and extraction process for crude lead containing indium |
| 01/30/2013 | CN102899502A Method for extracting indium-zinc and recovering tin from high tin high indium-zinc leaching residues |
| 01/02/2013 | CN102851496A Treatment method of high-indium high-iron zinc concentrate |
| 12/27/2012 | US20120328494 Method for recovering indium, silver, gold and rare, precious and base metals from complex oxide and sulfide ores |
| 12/27/2012 | US20120325052 Method and Device for Producing a Radionuclide |
| 12/19/2012 | CN102828054A Method for recovering indium from waste liquid crystal panels through acid leaching-cation exchange resin adsorption technology |