| 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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| 08/19/2009 | CN101509076A Process for extracting copper and vanadium pentoxide from waste liquor after cleaning vanadium-removed copper wire sphere |
| 08/19/2009 | CN101508469A Synthesis of active ferrous sulphide and uses thereof |
| 08/19/2009 | CN100530813C Method of disposing of lithium battery |
| 08/19/2009 | CN100529122C Refining material for reductive steel refining and granulation method thereof |
| 08/19/2009 | CN100529110C Ironmaking and steelmaking |
| 08/19/2009 | CN100528786C Reducing agent for the soluble chromate content of cement and methods for the production thereof |
| 08/13/2009 | WO2009099101A1 Metallic briquette manufacturing method |
| 08/12/2009 | CN101503761A Method for separating and recycling valuable metal from pressure leached high sulphur slag |
| 08/11/2009 | CA2270225C Process for returning finely dispersed solids discharged with a carrier gas from a reactor vessel |
| 08/06/2009 | WO2009094732A1 Process for the recovery of precious metals from used and/or defective catalytic carriers |
| 08/06/2009 | CA2712320A1 Process for the recovery of precious metals from used and/or defective catalytic carriers |
| 08/05/2009 | EP2083954A2 Method for treating waste containing precious metals and device for implementing said method |
| 08/05/2009 | CN101497944A Process for recycling lead and silver by lead silver slag pyrogenic process |
| 08/05/2009 | CN101497943A Method for processing cobalt waste slag and recycling cobalt by sodium persulfate oxidation treatment |
| 08/05/2009 | CN101497942A Biological leaching-solvent extraction-electrodeposition recovering method for heavy metal copper in sludge |
| 08/05/2009 | CN100522445C Solder-dross mixture separation method and apparatus |
| 07/30/2009 | WO2009092539A1 Process for recycling spent pot linings (spl) from primary aluminium production |
| 07/30/2009 | WO2009056863A3 Method of and system for processing red mud |
| 07/29/2009 | EP2083092A1 Process for recycling spent pot linings (SPL) from promary aluminium production |
| 07/29/2009 | EP2081685A1 Method of extracting platinum group metals from waste catalists through electrochemical process |
| 07/29/2009 | CN101492773A Process and system for recycling lead-zinc furnace cinder |
| 07/29/2009 | CN100519786C Method for extracting indium-zinc alloy from waste mercury-free basic zinc-manganese battery |
| 07/23/2009 | WO2009090774A1 Method and apparatus for removing/recovering copper from copper-containing acidic waste liquid and process for producing copper-containing substance |
| 07/23/2009 | WO2009090288A1 Improved method for recycling steel-plant dust |
| 07/23/2009 | WO2009090226A2 Process for preparing a foaming slag former, product and use thereof |
| 07/23/2009 | WO2009090219A1 Process for producing a granular material |
| 07/23/2009 | WO2009089907A1 Process for preparing a foaming slag former, product and use thereof. |
| 07/23/2009 | WO2009089906A1 Process for producing mortar or concrete |
| 07/23/2009 | WO2009089896A2 Method for treating fly ash |
| 07/23/2009 | CA2712064A1 Process for preparing a foaming slag former, product and use thereof |
| 07/23/2009 | CA2712063A1 Process for producing a granular material |
| 07/21/2009 | US7563429 spent mass is treated with a hydrogen peroxide for leaching out selenium content from unspent active substance present in the filter mass to form selenious acid, treating with aqua regia to dissolve mercury selenide, separating aqua regia solution conatining HgSe, adding Na2s to form HgS, separting HgS |
| 07/21/2009 | US7563345 Transverse-flow pyrocatalytic reactor for conversion of waste plastic material and scrap rubber |
| 07/21/2009 | US7563303 Low cost; for slags |
| 07/16/2009 | WO2009087908A1 Method of recycling useful metal |
| 07/15/2009 | EP2078767A1 Method for collection of valuable metal from ito scrap |
| 07/15/2009 | EP2078759A1 Rotary drum furnace for smelt recovery of heavy metals |
| 07/15/2009 | CN101484595A Process and apparatus for use in recycling composite materials |
| 07/09/2009 | WO2009084568A1 Method of regenerating metal, regenerated metal, material for lithographic printing plate base, and lithographic printing plate |
| 07/08/2009 | CN101479394A Recycling of superalloys with the aid of an alkali metal salt bath |
| 07/08/2009 | CN101476043A Highly energy-saving, consumption-lowering, environment friendly processing smelting furnace for recycling aluminium scrap |
| 07/08/2009 | CN101476042A Method for recycling indium and germanium from alkali slag |
| 07/08/2009 | CN101476041A Method for separating and recycling copper, nickel and regenerative plastic from waste electroplating plastic |
| 07/08/2009 | CN100510188C Method of recovering copper metal from waste printed circuit board and copper containing waste liquid and device thereof |
| 07/08/2009 | CN100510126C Comprehensive resources treatment method of waste circuit board |
| 07/02/2009 | US20090165981 Process For Recycling Light Metal Parts |
| 07/01/2009 | EP1765971A4 Method and apparatus for carrying out a metallurgical process |
| 07/01/2009 | CN201265034Y Aluminum slag separation processing unit |
| 07/01/2009 | CN201265033Y System for recycling cathode copper from copper-containing gold concentrate ore firing residue |
| 06/25/2009 | WO2009077652A1 Method and arrangement for treating exhaust gases from a suspension smelting furnace |
| 06/25/2009 | WO2009077651A1 Method for refining copper concentrate |
| 06/25/2009 | WO2009077425A1 Method for producing building material from steel slag |
| 06/24/2009 | EP2072468A2 Method and device for manufacturing mercy sulphide for subsequent disposal |
| 06/24/2009 | EP2072467A2 Method and device for manufacturing mercy sulphide for subsequent disposal |
| 06/24/2009 | CN201261800Y Molten aluminum separation device |
| 06/24/2009 | CN101466854A Method of recovering useful materials from scrap of rare earth-iron-boron magnet |
| 06/24/2009 | CN101463426A Comprehensive utilization method for red mud |
| 06/23/2009 | US7550029 Recycling method for Al—B4C composite materials |
| 06/23/2009 | US7550028 Method for recycling aluminum-lithium-type alloy scrap |
| 06/18/2009 | WO2009075937A2 Processes and systems for recovering catalyst promoter from catalyst substrates |
| 06/18/2009 | WO2004037369A3 System and process for removal of pollutants from a gas stream |
| 06/17/2009 | CN101457296A Method for recovering metallic oxide from waste aluminum base V-Mo-Ni catalyst |
| 06/11/2009 | WO2009072908A2 Gold recovery system and process therefor |
| 06/11/2009 | WO2009071284A1 Method for treating cyclone dust occurring during chlorination of raw materials containing titanium |
| 06/10/2009 | EP2066820A1 Process for the heat treatment of metallic residues contaminated by organic compounds, and device for its implementation |
| 06/10/2009 | CN201254595Y Apparatus for separating sulfur-arsenic-iron from ferro-sulphur ore and geierite coexistence mineral |
| 06/10/2009 | CN100497678C Technique and equipment for treating electroplating sludge |
| 06/10/2009 | CN100497677C Separating ruthenium and tantalum from ruthenium-tantalum alloy |
| 06/09/2009 | US7544227 Recovering metals trapped in ores and slags by reacting laterites, magnetites or iron oxides with carbon, chloride and water using microwave radiation as the primary energy source; the water, carbon and chloride can be recycled |
| 06/04/2009 | WO2009068988A2 Process for producing metallic lead starting from desulfurized pastel |
| 06/03/2009 | EP2064358A1 Process for recovering group vi-b metals from spent catalysts |
| 06/03/2009 | EP2064357A1 Method and device for catchment of platinum group metals in a gas stream |
| 06/03/2009 | CN100494423C Method for recovering valuable metal from waste containing V, Mo, and nickel |
| 05/28/2009 | US20090133536 Process for separating and recovering base metals from used hydroprocessing catalyst |
| 05/27/2009 | EP2062989A1 Method for removing lead from cement kiln |
| 05/26/2009 | US7537638 Metallurgical slag |
| 05/26/2009 | CA2341162C Use of a fine-grained product produced during the production of titanium dioxide |
| 05/20/2009 | DE112007001820T5 Bleischlackenreduzierung Lead slag reduction |
| 05/20/2009 | CN201241179Y Sedimentation facilities for recovering cupper from smelting waste gases |
| 05/20/2009 | CN201241178Y Sleeved type double-chamber regenerating aluminum melting furnace |
| 05/20/2009 | CN101435023A Apparatus and process for deslagging high purity slag iron surface |
| 05/20/2009 | CN100489126C Method of reclaiming chemical industry products by using industrial slag containing vanadium, chromium, iron and phosphorous |
| 05/13/2009 | CN101432454A Processing of waste or cyclone solids from the chlorination of titanium bearing ores |
| 05/13/2009 | CN101429594A Separation and recycle of copper and arsenic from high-copper high-arsenic wastewater with sulphur dioxide reduction-diffusion dialysis method |
| 05/13/2009 | CN101429593A Dezincification process for zinc-containing mash gas mud |
| 05/13/2009 | CN100487141C Technique for extracting titanium slag form red mud |
| 05/12/2009 | US7531710 Mediated electrochemical oxidation of inorganic materials |
| 05/12/2009 | US7531152 Mineralization of alkali metals, sulfur, and halogens |
| 05/07/2009 | WO2009056863A2 Method of and system for processing red mud |
| 05/07/2009 | US20090118115 Use of tio2 residues from the sulfate process |
| 05/07/2009 | US20090114600 producing a precipitate by reacting with the heteropoly acid or heteropoly acid anion; purification; removal of a metal complexes catalyst |
| 05/07/2009 | CA2704331A1 Method of and system for processing red mud |
| 05/06/2009 | EP2055793A1 Methodology for recycling RU and RU-alloy deposition targets & targets made of recycled RU and RU-based alloy powders |
| 05/06/2009 | EP1718776A4 Ironmaking and steelmaking |
| 05/06/2009 | CN101426731A Method for treating arsenic containing solution |
| 05/06/2009 | CN100485071C Electric furnace smelting recovery method for chronium-nickel alloy element in stainless steel dedusting ash |
| 05/06/2009 | CN100485057C Device for reclaiming heavy metal from fly ash or secondary fly ash |
| 04/29/2009 | EP2053137A1 Recovery of waste containing copper and other valuable metals |
| 04/29/2009 | EP2052091A2 Aggregate and filler extracted from slag |
| 04/29/2009 | CN101418383A Method for preparing TiCl4 from titanium-containing furnace slag |