| 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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| 07/06/2011 | CN102115242A Method for preparing mixed product of nitrate and ammonium sulfate by manganese-containing waste liquid |
| 07/06/2011 | CN102115241A Method for preparing mixed product of nitrate and sodium sulfate by manganese-containing waste liquid |
| 07/06/2011 | CN102115150A Method for preparing zinc chloride and elementary mercury by using mercury-containing waste catalyst |
| 07/06/2011 | CN101824543B Method for sulfidizing heavy metal waste and recovering valuable metals in heavy metal waste |
| 07/06/2011 | CN101545054B Method for recovering nickel, copper and cobalt from a nickel, copper and cobalt smelting waste slag |
| 07/06/2011 | CN101353178B Process for recovering rare earth oxide, process for producing abrasive containing rare earth oxide and polishing method using abrasive |
| 06/30/2011 | WO2011056548A3 Nitric acid process for the separation and recovery of metals from electronic waste |
| 06/30/2011 | US20110154946 Method for producing foamed slag |
| 06/29/2011 | EP2339036A1 Rhenium recovery from superalloys and associated methods |
| 06/29/2011 | CN201883129U Overturning device |
| 06/29/2011 | CN201883128U Vacuum distilling device suitable for recovering metal machining leftovers |
| 06/29/2011 | CN201883127U Vacuum distilling apparatus completing scraps recovery and blank molding synchronously |
| 06/29/2011 | CN201883126U Magnesium alloy scrap recovery unit |
| 06/29/2011 | CN102112637A Method of producing calcium carbonate from waste and byproducts |
| 06/29/2011 | CN102110560A Innocent treatment method for mercury-containing waste tube |
| 06/29/2011 | CN102108445A Method for removing fluorine and chlorine in zinc oxide fume dust |
| 06/29/2011 | CN102108444A Method for recycling ruthenium in supported type ruthenium catalyst |
| 06/29/2011 | CN102108443A Method for recycling lead in lead accumulator |
| 06/29/2011 | CN102108442A Method for extracting copper from waste circuit boards |
| 06/29/2011 | CN102108441A Multiple-step purifying method for precious metals of waste PCB (printed circuit board) |
| 06/29/2011 | CN102107973A Closed cyclic processing method for low-concentration acid wastewater during industrial production |
| 06/29/2011 | CN101717860B Method for preparing battery raw material by using electrolytic manganese anode mud and product thereof |
| 06/23/2011 | WO2011074948A1 Hydrometalurgical process and apparatus for recovering metals from waste material |
| 06/23/2011 | WO2011072841A1 Process for recovering metals from a stream rich in hydrocarbons and carbonaceous residues |
| 06/23/2011 | CA2784204A1 Process for recovering metals from a stream rich in hydrocarbons and carbonaceous residues |
| 06/22/2011 | EP2336376A1 Method for processing mineral raw material |
| 06/22/2011 | EP2336375A1 Method for the recovery of noble metals |
| 06/22/2011 | EP2334833A1 Disposal of electrical and electronic equipment |
| 06/22/2011 | EP2334428A2 Process for recovering base metals from used hydroprocessing catalyst |
| 06/22/2011 | CN201873731U Novel actuating mechanism of hot aluminum slag press |
| 06/22/2011 | CN201873729U Novel slag pan of hot aluminum slag press |
| 06/22/2011 | CN201873726U Device for separating and recovering copper and nickel of faded plating solution |
| 06/22/2011 | CN201873725U System for recovering tungsten from low-grade molybdenum slag |
| 06/22/2011 | CN102102152A Method for smelting lead by reducing lead-rich slags |
| 06/22/2011 | CN102102150A Method for separating tin from waste tinplate and preparing tin dioxide |
| 06/22/2011 | CN101812593B Method for depositing vanadium wastewater by utilizing vanadium-extraction tailings and acid ammonium salt |
| 06/22/2011 | CN101660055B Method for recovering toxic arsenic compounds during metal indium extraction |
| 06/22/2011 | CN101586189B Leaching method for anode material of waste LiCoO battery |
| 06/16/2011 | WO2011071151A1 Method for producing indium metal, molten salt electrolytic cell, and method for purifying low melting point metal |
| 06/16/2011 | WO2011069221A1 Physical-chemical process for the recovery of metals contained steel industry residues |
| 06/16/2011 | DE102009058011A1 Plant for continuously removing a metallic or organic coating from steel scraps, comprises modules arranged to each other, where each module comprises a basin with a solution for removing the coating, and conveyor belts |
| 06/15/2011 | EP2331719A1 Method for the selective acidic dezincification of steel scrap |
| 06/15/2011 | EP2331718A1 Electroslag melting method for reprocessing of aluminium slag |
| 06/15/2011 | EP2331717A1 Method for recycling of slag from copper production |
| 06/15/2011 | EP1948361B1 A method for treating bottom ash |
| 06/15/2011 | CN102094128A Method for comprehensively recovering various valuable metals from germanium-containing material by wet process |
| 06/15/2011 | CN102094124A Method for producing electrolytic metal manganese and application thereof |
| 06/15/2011 | CN102094123A Method for extracting vanadium from vanadium-containing steel slag by using highly-alkaline sodium hydroxide medium |
| 06/15/2011 | CN102094122A Roasting method for preparing metal iron and temperature-resistant metal from sulfuric acid slag |
| 06/15/2011 | CN102094121A Method for preparing sulphate slag into metallic aluminum and rare metals by roasting |
| 06/15/2011 | CN102094120A Process for recovering aluminum scraps |
| 06/15/2011 | CN102094096A Method for preparing ferrosilicon-titanium with hot titanium-containing blast furnace slag |
| 06/15/2011 | CN101787547B Method for recovering valuable metals from waste printed circuit board |
| 06/15/2011 | CN101665877B Method of smelting copper |
| 06/15/2011 | CN101487067B Industrial production method for directly producing iron and vanadium-titanium-aluminum alloy from vanadium-titanium magnet placer |
| 06/15/2011 | CN101426731B Method for treating arsenic containing solution |
| 06/15/2011 | CN101098827B Preparation method of TiO2 powders from a waste liquid containing titanium compounds |
| 06/09/2011 | US20110133374 Systems and methods for melting scrap metal |
| 06/08/2011 | CN201857415U Low-temperature chlorination system |
| 06/08/2011 | CN102089448A Briquette manufacturing method, reductive metal manufacturing method, and zinc or lead separation method |
| 06/08/2011 | CN102086490A Method for separating tin slag |
| 06/08/2011 | CN102086487A Vanadium slag treatment method capable of saving energy and reducing emission |
| 06/08/2011 | CN102086486A Technological method for removing base metals in rhodium/iridium secondary replacement residues |
| 06/08/2011 | CN101798639B Method for recovering indium from indium-containing neutralized dregs directly leached from zinc concentrate |
| 06/08/2011 | CN101724755B Method for recovering titanium dioxide from blast furnace slag of vanadium titano-magnetite |
| 06/08/2011 | CN101570372B Method for purifying electroplating wastewater and comprehensively utilizing resources |
| 06/08/2011 | CN101565779B Method for producing zinc powder and reclaiming scattered metals indium and germanium by distilling aluminum hard zinc in vacuum |
| 06/07/2011 | US7955551 Alkali metal dispenser and uses for same |
| 06/07/2011 | US7955410 Method of recovering scrap metal |
| 06/07/2011 | US7955409 Method of smelting copper |
| 06/03/2011 | WO2011063577A1 Method of washing anode slime from lead-bismuth alloy electrolysis |
| 06/02/2011 | US20110126671 Methods of Using Tires and Scrap Rubber in the Manufacture and Melting of Steel and Other Metals |
| 06/01/2011 | CN102084013A Wet chemical method for the sustainable recovery of metals from electronic waste |
| 06/01/2011 | CN102080158A Pyrogenic attack comprehensive recovery process for lead and silver slag leached from bismuth oxide slag |
| 06/01/2011 | CN101665875B Tin-lead recovery method in waste circuit board |
| 06/01/2011 | CN101660051B Method for recovering magnesium chips safely |
| 06/01/2011 | CN101603131B Tin dross separating and reclaiming device |
| 06/01/2011 | CN101545051B Method for recovering copper from a copper smelting waste slag |
| 06/01/2011 | CN101189351B Method for reducing and/or refining a metal-containing slag |
| 05/31/2011 | US7951741 Mixed metal catalyst comprising a combustible binder, its process of preparation and use |
| 05/31/2011 | US7951222 Method for the recovery by melting of at least one non-ferrous metal, and product for the implementation of the method |
| 05/31/2011 | US7951221 Process for the treatment of contaminated metal residues and apparatus for implementing it |
| 05/31/2011 | US7951220 Method for recovering molybdenium, nickel, cobalt or their mixtures from used or regenerated catalysts |
| 05/26/2011 | WO2011060505A1 Method of processing metallurgical waste powder |
| 05/25/2011 | EP2324134A1 Method and installation for producing granulated blast-furnace slag |
| 05/25/2011 | CN201842878U Filtering device |
| 05/25/2011 | CN201842877U Aluminum dross resmelting device with housing |
| 05/25/2011 | CN201842876U Aluminum ash refining device |
| 05/25/2011 | CN102071321A Method for extracting vanadium and chromium from vanadium-containing steel slag by high-alkalinity potassium hydroxide |
| 05/25/2011 | CN102071320A Solar cell germanium substrate slice processing liquid waste treatment process |
| 05/25/2011 | CN102071319A Method for preparing high-purity silver from silver-containing waste liquid |
| 05/25/2011 | CN102071313A Method for treating tungsten-containing and molybdenum-containing slag produced in ammonium paratungstate production process |
| 05/25/2011 | CN101633544B Processing method for recycling electroplating concentrated control zone electroplating waste water resource |
| 05/19/2011 | US20110113926 Method of reduction treatment of metal oxides or steelmaking waste and method of concentrating and recovering zinc and/or lead |
| 05/18/2011 | EP2321439A1 Method for processing solid or molten materials |
| 05/18/2011 | EP2321221A2 Low cost routes to high purity silicon and derivatives thereof |
| 05/18/2011 | EP2321104A1 System and method for integrated waste storage |
| 05/18/2011 | CN201834958U Copper recycling device for leftover material of copper-clad plate |
| 05/18/2011 | CN201832563U Vanadium and sodium separating device |
| 05/18/2011 | CN102066025A Process for producing powder mixture comprising noble-metal powder and oxide powder and powder mixture comprising noble-metal powder and oxide powder |