Patents for C25C 1 - Electrolytic production, recovery or refining of metals by electrolysis of solutions (5,617) |
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02/05/2014 | CN103556180A Method for recovering copper and cadmium from copper and cadmium slag and device for recovering cadmium from zinc sulfate solution rich in cadmium |
02/05/2014 | CN102864313B Smelting method of natural copper mine |
02/05/2014 | CN102345140B Method for electrowinning and recovering silver from silver-containing waste catalyst |
02/04/2014 | CA2755820C Anode for use in zinc and cobalt electrowinning and electrowinning method |
01/30/2014 | WO2014018302A1 Selective reductive electrowinning apparatus and methods |
01/30/2014 | US20140027301 Selective reductive electrowinning apparatus and method |
01/29/2014 | EP2690199A2 System for electrowinning silver and/or copper out of a gold alloy |
01/29/2014 | CN103540957A Energy-saving preparation process for smelting recycled copper rod by copper-zinc alloy wastes |
01/29/2014 | CN103540956A Wet separation technology for waste copper-tin alloy fitting soldering flakes |
01/29/2014 | CN103540955A Method for extracting mercury from mercury concentrates through total wet method |
01/29/2014 | CN103540954A Metal electrolytic method in alkaline solutions |
01/29/2014 | CN103540953A Comprehensive utilization method of pyrometallurgical manganese ore slag |
01/29/2014 | CN103540952A Cyclic organic additive containing nitrogen for efficiently producing electrolytic manganese metal |
01/29/2014 | CN103540762A Lead melting copper removal refining process for industrial frequency coreless-type electric induction furnace |
01/29/2014 | CN103540743A Hydrometallurgical method of metal sulfides |
01/29/2014 | CN103539294A Method for recovering silver plating wastewater and silver |
01/23/2014 | CA2783519A1 Method for simultaneous elimination of orthophosphate and ammonium using electrolytic process |
01/22/2014 | CN203403163U Novel electrolytic manganese cathode plate |
01/22/2014 | CN103526233A Method for high-efficiency separation of palladium from silver electrolyte |
01/22/2014 | CN103526232A Method for removing impurities contained in high-impurity crude silver |
01/22/2014 | CN103526231A Method capable of improving copper sulfate production quality in copper electrolyte purifying process |
01/22/2014 | CN103526230A Method for producing high-quality cathode copper with high efficiency in copper electrolyte purification process |
01/22/2014 | CN103526229A Loading system on electrolytic manganese or zinc production line |
01/22/2014 | CN103526228A Device and method for converting electrolytic metals or metal oxides by using biomass energy |
01/22/2014 | CN103526044A Zinc hydrometallurgy process favorable for floatation silver and adopted precipitating silver mixture |
01/22/2014 | CN103523977A Printing plate etching waste liquid treatment system and method |
01/22/2014 | CN102433570B Wet-process lead refining technology |
01/21/2014 | CA2759805C Primary production of elements |
01/16/2014 | WO2014009768A1 Internal frame assembly of a cell for electrolysis of manganese, associated cell and method |
01/15/2014 | EP2684970A1 Copper or copper alloy reduced in -ray emission, and bonding wire obtained from copper or copper alloy as raw material |
01/15/2014 | CN203393237U Air de-ironing device for manganese electrolyte |
01/15/2014 | CN203393206U Circular copper removal treatment device for copper anode slime |
01/15/2014 | CN103510109A Method for recycling lead-containing grid of waste lead-acid battery through self-gravity contact electrolysis |
01/15/2014 | CN103510108A Device for long-distance transportation of copper electrolyte |
01/15/2014 | CN103510107A Method for recovering copper from brownification waste liquid |
01/15/2014 | CN103510106A Copper electrolysis additive and use method thereof |
01/15/2014 | CN103510105A High-purity electrolytic copper and electrolytic refining method thereof |
01/15/2014 | CN102345143B Method for separating copper, arsenic and nickel and purifying copper electrolyte |
01/15/2014 | CN102292471B Method for green chlorination of silver |
01/14/2014 | US8628725 Production of hydrogen from water using a thermochemical copper-chlorine cycle |
01/09/2014 | US20140010705 Copper or copper reduced in alpha ray emission, and bonding wire obtained from the copper or copper alloy as raw material |
01/09/2014 | US20140008239 Apparatus and Method of Producing Metal in a Nasicon Electrolytic Cell |
01/08/2014 | CN203382824U Device for recovering refined copper from low-copper-content wastewater |
01/08/2014 | CN103498171A Environment-friendly energy-saving normal pressure and temperature wet preparation process for refined bismuth |
01/08/2014 | CN103498170A Method for recycling mercury from mercurial soot or mercurial salt in environment-friendly mode |
01/08/2014 | CN103498169A Preparation method for reducing sulfur impurities in electrolytic nickel |
01/08/2014 | CN103498051A Method for recovering copper and nickel from nickel-iron-copper alloy waste |
01/08/2014 | CN103496802A Chromium and manganese recovery method in electrolytic manganese chromium wastewater treatment process |
01/08/2014 | CN102747224B Process for recovering organic matters from copper extraction floccules |
01/08/2014 | CN102251254B Circular treatment equipment for recovery of copper from microetching liquid and special eddy flow electrolysis unit thereof |
01/01/2014 | CN203373437U Negative plate clad layer vibration loosening device of automatic electrolytic zinc stripping production line |
01/01/2014 | CN203373436U Chain conveyor for typesetting and transition of nickel current-conducting rods |
01/01/2014 | CN102424981B Arrangement method for anode unit for electrolysis |
01/01/2014 | CN102303917B Method for mixed treatment of waste liquid from acid etching and micro etching of printed circuit boards |
12/31/2013 | US8617377 Method for a metal electrowinning |
12/31/2013 | US8617360 Continuous methods for treating liquids and manufacturing certain constituents (e.g., nanoparticles) in liquids, apparatuses and nanoparticles and nanoparticle/liquid solution(s) resulting therefrom |
12/31/2013 | CA2593301C Dissolved air floatation with filter system |
12/26/2013 | US20130341203 Gold and silver extraction technology |
12/26/2013 | US20130341196 Refining process for producing low alpha tin |
12/25/2013 | CN203360600U Turning butt-joint machine of electrolytic manganese cathode plate |
12/25/2013 | CN203360599U Titanium, copper and silver composited conducting anode bar obtained through silver electrolysis |
12/25/2013 | CN203360598U Novel negative pole plate |
12/25/2013 | CN203360592U Silver rain dust extraction tower used during silver casting |
12/25/2013 | CN103469255A Device and method for recycling copper anode plate soaking liquid |
12/25/2013 | CN103469251A Novel process for fully separating rare earth elements |
12/25/2013 | CN103469250A Device for collecting anode slime from bottom of electrolytic cell in zinc electrolytic refining process |
12/25/2013 | CN103469249A Power supply unit for manganese electrolysis |
12/25/2013 | CN103469248A Production method of electrolytic manganese metal |
12/25/2013 | CN103469247A Method for reducing ammonia consumption in production of electrolytic manganese metal |
12/25/2013 | CN103469246A Iron removal method in production of manganese metal through electrolysis |
12/25/2013 | CN103468963A Method for crystal separation of zinc and cadmium from zinciferous waste residues |
12/25/2013 | CN103468947A Hydrometallurgical method for separating and extracting Mn, Fe, Pb and Ag from silver-manganese ore |
12/25/2013 | CN102424991B Electrolytic manganese type plate washing machine |
12/18/2013 | CN203346496U Insulated edge bonding strip of cathode plate for electrolyzing zinc |
12/18/2013 | CN203346486U Anode plate for indium electrolysis |
12/18/2013 | CN203346485U Precious metal recovery electrolyzer |
12/18/2013 | CN203346484U Copper electrolysis tank |
12/18/2013 | CN203346080U Vehicle movable type waste acid recovering and treating device |
12/18/2013 | CN103451685A Cathode plate combined conductive head for zinc hydrometallurgy |
12/18/2013 | CN103451684A Negative plate for copper and nickel hydrometallurgy |
12/18/2013 | CN103451683A On-line electrolytic mixing clarifying tank |
12/18/2013 | CN103451676A System and method for treating printing plate etching waste liquid |
12/18/2013 | CN103451675A System and method for treating printing plate etching waste liquid |
12/18/2013 | CN103451674A Production method for electrolytic manganese metal |
12/18/2013 | CN103451673A Production method of electrolytic manganese metal |
12/18/2013 | CN103451437A Recovery and utilization method of valuable metal sludge containing copper, nickel and cobalt |
12/18/2013 | CN103451423A Solution preparation method of electrolytic manganese metal |
12/18/2013 | CN102492958B Electrolytic manganese solution containing new additive, and preparation method and application thereof |
12/18/2013 | CN102424983B Combined electrolysis technology for high-impurity Sn-Pb alloy |
12/18/2013 | CN102191378B Electrolyte preparation process for electrolyzing manganese |
12/12/2013 | WO2013183348A1 Metallic material |
12/12/2013 | WO2013159115A9 Molybdenum and tungsten nanostructures and methods for making and using same |
12/11/2013 | CN203333783U Device for preventing positive plate from being disengaged |
12/11/2013 | CN203333781U Electrolytic bath with electrolyte double-circulation system |
12/11/2013 | CN203333768U High-accuracy extracting system for copper in waste etching liquid |
12/11/2013 | CN103436917A Control method of apparatus for recovering silver from film waste liquid |
12/11/2013 | CN103436916A Technology and device for recovering refined copper from low copper content wastewater |
12/11/2013 | CN103436915A Electrolysis additive used for producing electrolytic manganese metal and mixed liquor thereof as well as preparation method of mixed liquor |
12/11/2013 | CN103436914A Recovering treatment method of electrolytic manganese metal anode slime |
12/11/2013 | CN103436913A Device for electrolytically depositing nickel or cobalt |