| Patents for C22B 7 - Working-up raw materials other than ores, e.g. scrap, to produce non-ferrous metals or compounds thereof (11,341) |
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| 03/02/2011 | EP2290113A1 Process for recoverying valuable metals from waste catalyst |
| 03/02/2011 | EP1299185B1 Mixed metal catalyst comprising a combustible binder |
| 03/02/2011 | CN101611174B Method of recovering valuable metal from scrap containing conductive oxide |
| 03/02/2011 | CN101589164B Method and apparatus for collection of indium from etching waste solution containing indium and ferric chloride |
| 03/01/2011 | US7897028 regeneration of metal sulfides, polysulfides or hydrosulfides, by reacting with halogens to liberate and removing sulfur, then then electrolyzing the halogenated products to separate the halogen from the metals; reuse |
| 02/24/2011 | WO2011022514A1 Tool for removing solder dross with a receptacle and a lift; method of treating solder dross using such tool |
| 02/24/2011 | WO2011021696A1 Palladium ion adsorbent and method for separating and recovering palladium using same |
| 02/24/2011 | US20110042868 Process and Apparatus for Recovery of Non-Ferrous Metals from Zinc Residues |
| 02/24/2011 | US20110042496 System and method for treating shredder residues and use of a granulate fraction thus produced |
| 02/23/2011 | EP2285994A1 Recovery of rhenium |
| 02/23/2011 | EP2285455A2 Method for treating an asbestos solid |
| 02/23/2011 | CN101981233A Process for recovery of valuable metals from scrap IZO |
| 02/23/2011 | CN101979684A Process for recovering zinc from hot-dip coating zinc ash |
| 02/23/2011 | CN101979683A Process for extracting vanadium and chromium from chromic slag by using waste acid of titanium powder plant |
| 02/23/2011 | CN101979682A Method for recycling aluminium wastes |
| 02/23/2011 | CN101979335A Process for recycling trace rare earth produced by treatment of waste residues and waste water of rare earth mine |
| 02/22/2011 | US7892480 Dental prosthesis method and alloys |
| 02/17/2011 | WO2011019804A1 A multi-stage system for reaction and melt coalescence and separation |
| 02/17/2011 | US20110038779 Multi-stage system for reaction and melt coalescence and separation |
| 02/16/2011 | CN201748790U Pushing boat-type reducing furnace for preparation of regenerative tungsten powder |
| 02/16/2011 | CN201748437U Active carbon calcination furnace |
| 02/16/2011 | CN101974765A Comprehensive method for separating stibium from materials containing stibium, tin and lead |
| 02/16/2011 | CN101974694A Production method for recovering metal copper from water granulated slag of copper smelting furnaces |
| 02/16/2011 | CN101974691A Method for recovering cobalt in cobalt-containing waste residues from zinc smelting |
| 02/16/2011 | CN101974690A Process for recovering rare earth from waste water from rare earth mine exploitation by precipitation-extraction method |
| 02/16/2011 | CN101974689A Method for processing material containing copper |
| 02/16/2011 | CN101974687A Extraction process for preparing electronic-grade cobalt sulfate from cobalt-containing waste material |
| 02/16/2011 | CN101974682A Method for extracting electrolytic zinc from oxide material containing less than 20% of zinc by using waste acid in titanium white plant |
| 02/16/2011 | CN101974656A Method for preparing iron ingots and coproducing cadmium hydroxide and copper hydroxide from mixed iron slag by using arc process |
| 02/16/2011 | CN101709382B Recovery and comprehensive treatment process of valuable metals in zinciferous materials |
| 02/16/2011 | CN101705366B Direct lead smelting method for processing zinc smelting slag by matching |
| 02/16/2011 | CN101701294B Recovery technology of copper in waste slag of fuming furnace |
| 02/16/2011 | CN101649394B Method of recycling Ag-SnO2 waste material |
| 02/16/2011 | CN101629241B Method for extracting noble metals from circuit boards by using lead, tin and alloys of lead and tin as capturing agents |
| 02/16/2011 | CN101619395B Method for recovering metal copper foil from circuit waste chemical copper tank liquor |
| 02/16/2011 | CN101611173B Methods of recovering valuable metal from scrap containing electrically conductive oxide |
| 02/16/2011 | CN101555550B Method for recycling lead-tin in silver separating residue of copper anode slime of circuit board |
| 02/16/2011 | CN101532090B An aluminum separation method for waste air-conditioner heat exchanger |
| 02/16/2011 | CN101076610B Device and method for treating waste material or slag of non-ferrous metal and its alloy |
| 02/10/2011 | US20110030842 Method and apparatus for carrying out a metallurgical process |
| 02/09/2011 | CN201737989U Recovering machine for remnant metal in smelting slags |
| 02/09/2011 | CN101970155A Method for manufacturing alloy powders based on titanium, zirconium and hafnium, alloyed with the elements ni, cu, ta, w, re, os, and ir |
| 02/09/2011 | CN101967564A Method for producing cadmium nitrate and copper nitrate in preparation of cast iron ingots by arc process mixed iron slag |
| 02/09/2011 | CN101967563A Method for wet-process vanadium extraction by using vanadium- and titanium-containing converter slag |
| 02/09/2011 | CN101967562A Method for recovering germanium from silicon-germanium alloy by wet method |
| 02/09/2011 | CN101967561A Technological method for treating waste containing cobalt and nickel and waste batteries |
| 02/09/2011 | CN101705368B Process and device for treating decopperized slag by adopting bottom-blowing molten pool to produce wet lead and raw copper |
| 02/09/2011 | CN101665876B Machine of extracting residual metal from tailings of smelted nonferrous metal |
| 02/09/2011 | CN101525693B Method for vulcanization, reducing oxidation and enrichment of low-grade material containing arsenic, indium and germanium |
| 02/09/2011 | CN101343772B Process for recovering electroplating diamond head |
| 02/09/2011 | CN101255500B Smelting method for separating value metals from anode mud by firing process and device thereof |
| 02/09/2011 | CN101191150B Comprehensive utilization method for blast furnace gas mud and combustion furnace for processing |
| 02/03/2011 | WO2011013149A1 Reclaiming of lead in form of high purity lead compound from recovered electrode paste slime of dismissed lead batteries and/or of lead minerals |
| 02/03/2011 | US20110023659 Process for Preparing a Foaming Slag Former, Product and Use Thereof |
| 02/03/2011 | CA2769175A1 Reclaiming of lead in form of high purity lead compound from recovered electrode paste slime of dismissed lead batteries and/or of lead minerals |
| 02/02/2011 | CN201729722U Device for recycling stainless steel neutral salt waste electrolyte liquor |
| 02/02/2011 | CN101962717A Raw material treatment and pelletizing system process for rotary hearth furnace |
| 02/02/2011 | CN101962713A Continuous ion exchange device and method for extracting gallium from Bayer mother solution |
| 02/02/2011 | CN101705365B Production method for oxygen pressure leaching platinum group metals from platinum group metal waste materials containing sulphur |
| 02/02/2011 | CN101693296B Process of using aluminum chip to prepare aluminum powder |
| 02/02/2011 | CN101560608B Nitrogen-free wet-process refining method for gold-bearing materials |
| 02/02/2011 | CN101531386B Method for recovering cryolite from waste slag of electrolytic aluminium by fluorine-containing hydrochloric acid |
| 02/02/2011 | CN101372728B Apparatus for recovery of non-ferrous metals from zinc residues |
| 02/01/2011 | US7879134 Conditioning system and method for use in the measurement of mercury in gaseous emissions |
| 02/01/2011 | US7879132 using as a material a powder containing metal oxides and containing alkali metals and halogen elements, mixing such material with water to produce a slurry, then dehydrating and charging the dehydrated material into a rotary hearth type reduction furnace for reduction |
| 01/26/2011 | CN201722417U Aluminium slag separator |
| 01/26/2011 | CN101960026A Method of recovering thallium at cement manufacturing facility, and recovery apparatus |
| 01/26/2011 | CN101960023A Process for removal of copper contained in steel scraps |
| 01/26/2011 | CN101956079A Rare and noble metal recycling device |
| 01/26/2011 | CN101956078A Method for separating and recycling rare-earth elements from molten salt electrolysis wastes of rare-earth metals |
| 01/26/2011 | CN101956077A Method for recovering beryllium by floating beryllium uranium ore leaching residues |
| 01/26/2011 | CN101956076A Brass scrap regeneration technology |
| 01/26/2011 | CN101954678A Process for preprocessing waste printed circuit board before separation |
| 01/26/2011 | CN101658941B Technology for extracting copper powder from waste materials generated in circuit board manufacturing plants by compound extraction method |
| 01/26/2011 | CN101532096B A recovery method of tin in tin-stripping waste liquid |
| 01/19/2011 | EP2274452A2 Method and apparatus for the microbiological removal of mercury from contaminated materials |
| 01/19/2011 | EP2274232A1 Method for reacting and exploiting metallurgy residues to form hydrogen gas |
| 01/19/2011 | EP2140036B1 Method for the production of a low carbon concentrate rich in heavy metal, produced from carbon-rich heavy metal-containing residues, from crude oil refining in particular |
| 01/19/2011 | CN201713558U Shaft furnace, copper water bag, and rotary furnace combined fire refining system for red-impure-copper |
| 01/19/2011 | CN101948957A Vacuum distillation method for magnesium alloy |
| 01/19/2011 | CN101525694B Separation process for material containing lead, antimony, copper, bismuth and silver |
| 01/18/2011 | US7871454 Chemical process for recovery of metals contained in industrial steelworks waste |
| 01/12/2011 | CN201704384U Smelting tailing dispersed metal extraction machine |
| 01/12/2011 | CN201704383U Recovery machine for abandoned metals in smelting tailings |
| 01/12/2011 | CN201704382U Discrete metal gathering machine for smelting tailings |
| 01/12/2011 | CN101946027A Method of recovering valuable metals from izo scrap |
| 01/12/2011 | CN101946026A Method of recovering valuable metals from izo scrap |
| 01/12/2011 | CN101942571A Method for innocently treating and recycling chromium residues and metallurgical waste material |
| 01/12/2011 | CN101942570A Slag returning method for reducing gold content of smelting slag |
| 01/12/2011 | CN101942569A Method for recovering lithium from waste lithium ion battery and waste pole piece |
| 01/12/2011 | CN101942568A Method for recovering noble metal from waste computer and fittings thereof |
| 01/12/2011 | CN101942567A Method for removing arsenic and antimonic from anode sludge containing polyvalence composite type arsenic-antimonic compound |
| 01/12/2011 | CN101942566A Method for reclaiming gold and silver in tailings after roasting-cyaniding of gold concentrate |
| 01/12/2011 | CN101942565A Regeneration and recovery method for waste red copper |
| 01/12/2011 | CN101942564A Process for producing pure cadmium by continuous reduction and distillation of zinc cadmium slag and sponge cadmium |
| 01/12/2011 | CN101942563A Method for manufacturing lithium carbonate from material recovered from lithium ion secondary batteries |
| 01/12/2011 | CN101942562A Harmless treatment technology of main metal tailings |
| 01/12/2011 | CN101591735B Method for recovering zinc metal in leaching residue by combination of ion floatation and wet method |
| 01/12/2011 | CN101538652B Method for separating and recovering vanadium and chrome from vanadium and chrome-containing waste |
| 01/12/2011 | CN101451246B Metal recovery method in waste nickel-cadmium battery |