Patents for C25B 1 - Electrolytic production of inorganic compounds or non-metals (13,948)
10/1994
10/25/1994US5358609 Electrolytic production of hydrogen peroxide using bipolar membranes
10/19/1994CN1093759A Hydrogen-fuel generating device
10/13/1994DE4317349C1 Process for preparing alkali metal peroxide/percarbonate solutions
10/12/1994CN2179388Y Oxygen, hydrogen and mixed gas producer
10/11/1994US5354435 Reducing the metallic impurities by-products by reacting with a basic compound selected from alkali metal hydroxides and carbonates, ion exchanging the alkali metal chlorate solution, regenerating chloric acid, circulation
10/11/1994US5354428 Apparatus for the continuous on-site chemical reprocessing of ultrapure liquids
10/11/1994CA1332371C Electrochemical process for producing hydrosulfite solutions
10/06/1994DE4337617A1 Appliance and method for utilising solar energy
10/05/1994EP0617696A1 Process for purifying hydrogen fluoride.
10/04/1994US5352339 Electrolyzing electrolyte containing carbon black or acetylene black particles with partially sulfonated surfaces
09/1994
09/29/1994WO1994022176A1 Electrochemical fulleren system
09/29/1994WO1994021844A1 Electrolytic producer apparatus
09/29/1994CA2158469A1 Electrochemical fullerene system
09/29/1994CA2158068A1 Hydrogen/oxygen gas producer using an electrolysis process which is to incorporate a novel computer electronic system
09/28/1994EP0616973A1 Process for removing excess acid from acidic hydroxylamine salt solution
09/27/1994US5350496 Electrolytic cells with anodes, cathodes and ion exchange membranes and pressure control
09/20/1994US5348696 Integrated lunar materials manufacturing process
09/20/1994US5348683 Chloric acid - alkali metal chlorate mixtures and chlorine dioxide generation
09/15/1994WO1994020648A1 High purity hydrogen and oxygen production
09/14/1994EP0614444A1 Novel salts of fullerenes
09/14/1994CN2177020Y Preheater for chlorine-soda industrial salts water process
09/06/1994US5344529 Air pollution control by desulfurization by scrubbing with water and sulfuric acid to dissolve and treat with electrolysis
09/05/1994CA2116705A1 Electrolytic apparatus for generating specific concentrations of h2 gas in a flowing gas stream
09/01/1994WO1994019513A1 Process for obtaining a sorbent for extracting lithium from solutions
08/1994
08/31/1994EP0612865A1 Chlor-alkali diaphragm electrolysis process and relevant cell
08/31/1994EP0612864A2 Electrolytic cell and processes for producing alkali hydroxide and hydrogen peroxide
08/31/1994EP0612685A2 Process for producing chlorine dioxide
08/30/1994US5342494 High purity hydrogen and oxygen production and apparatus therefor
08/24/1994EP0611836A1 Cell having a porous diaphragm for chlor-alkali electrolysis and process using the same
08/24/1994EP0611835A2 Electrolytic cell with gas electrodes and method for electrolysis by the same
08/24/1994EP0611401A1 Electrochemical cell
08/24/1994EP0527794B1 Process for regulating the flow rate in the electrochemical regeneration of chromic-sulphuric acid
08/24/1994CN2175236Y Electrolytic bath of generator for producing chlorine dioxide disinfectant
08/24/1994CN2175235Y Health-care machine for producing oxygen
08/24/1994CN2175234Y Oxygen producing machine for medical use
08/24/1994CN2175233Y Portable machine for electrolysis of water for producing hydrogen and oxygen
08/24/1994CN2175232Y Equipment for electrolysis of water for producing hydrogen and oxygen
08/24/1994CN2174991Y Device for automatic controlling disinfectant chlorine dioxide generator
08/23/1994US5340447 Process for the selective electrofluorination of alloys or metallic mixtures based on uranium
08/23/1994CA1331578C Conversion of manganese dioxide to permanganate
08/19/1994CA2114909A1 Electrolytic cell with gas electrodes and method for electrolysis by the same
08/18/1994WO1994018360A1 Process for recovering solid sodium bicarbonate from diaphragm cell
08/18/1994DE4311665C1 Method for preparing alkali metal peroxide solutions
08/18/1994CA2117776A1 Process for recovering solid sodium bicarbonate from diaphragm cell
08/17/1994EP0610749A1 Process for purifying hydrogen fluoride
08/17/1994EP0610748A1 Process for purifying hydrogen fluoride
08/17/1994CN1090892A Improved chlor-alkali diaphragm electrolysis process and relevant cell
08/17/1994CN1090891A Improved electrolysis cell having a porous diaphragm for the production of chlor-alkall and process using the same
08/16/1994US5338623 With conductive interconnecting structures electrically connecting anode of one cell to cathode of adjacent cell and gas-tight seal positioned between interconnect and cells
08/13/1994CA2114758A1 Chlor-alkali diaphragm electrolysis process and relevant cell
08/13/1994CA2114756A1 Cell having a porous diaphragm for chlor-alkali electrolysis and process using the same
08/11/1994CA2115135A1 Process for purifying hydrogen fluoride
08/11/1994CA2115120A1 Process for purifying hydrogen fluoride
08/10/1994EP0609507A1 Electrolytic process for obtaining high purity platinum from impure platinum
08/04/1994WO1994017224A1 High surface area electrode structures for electrochemical processes
08/04/1994WO1994017223A1 Air- or oxygen diffusion electrode
08/04/1994WO1994016812A1 Catalyst recovery method
08/04/1994CA2154567A1 Catalyst recovery method
08/04/1994CA2154463A1 High surface area electrode structures for electrochemical processes
08/04/1994CA2147640A1 Electrode
07/1994
07/27/1994EP0608087A2 Dehydration of fluoride mixtures
07/27/1994EP0608028A1 Electrolyzer for gas generation
07/27/1994EP0607535A1 Electrolytic dissolution process for platinum, platinum metal impurities and/or platinum alloys
07/26/1994CA1330964C Production of chlorine dioxide in an electrolytic cell
07/23/1994CA2113971A1 Electrolyzer for generating a gas
07/20/1994EP0606579A2 Use of a compositon for ceramic gas supplying connected components for fuel with zirconium oxides solid electrolyte.
07/20/1994CA2113707A1 Dehydration of mixtures
07/13/1994CN1025444C Hydrogen-evolution electrode Having high durability and stability
07/13/1994CN1025442C Production of alkali metal chlorates or perchlorates
07/05/1994US5326444 Apparatus for electrolytic ozone generation
06/1994
06/29/1994EP0603218A1 Method for producing an aqueous industrial sodium chloride solution.
06/29/1994CN1088632A Electrolytic production of hydrogen peroxide using bipolar membranes
06/28/1994US5324497 Integrated procedure for high yield production of chlorine dioxide and apparatus used therefor
06/28/1994US5324495 Reacting fullerene with metal in inert solvent
06/22/1994EP0602426A1 Electrolytic process for obtaining high purity platinum from platinum alloys
06/21/1994US5322598 Inhibiting by-product salts; electrolysis
06/21/1994CA1330317C Treating with chlorine dioxide produced from chlorate salt
06/15/1994EP0601604A1 Method for electrolyzing aqueous solution of alkali chloride
06/15/1994CN2168873Y Water electrolyzer with effective microporous memberane
06/14/1994US5320867 Method of making microporous asbestos diaphragms/cathodes for electrolytic cells
06/09/1994WO1994012690A1 The production of hydrogen from solar radiation at high efficiency
06/01/1994EP0599136A1 Process for the production of pure nickel hydroxide and its use
06/01/1994CN2167099Y Electrolytic cell for producing oxygen and hydrogen for welding and cutting
06/01/1994CN1024819C New method for preparing expending graphite
05/1994
05/31/1994US5316740 Electrolytic cell for generating sterilization solutions having increased ozone content
05/31/1994US5316629 Process for maintaining electrolyte flow rate through a microporous diaphragm during electrochemical production of hydrogen peroxide
05/31/1994CA1329917C Process for the production of alkali metal chlorate
05/25/1994CN2166138Y Electrolytic bath for oxyhydrogen separation
05/25/1994CN1087135A Generator for hydrogen or oxygen source
05/18/1994CN2165141Y Hydrogen and oxygen generator
05/17/1994US5312843 Method for producing methanol by use of nuclear heat and power generating plant
05/17/1994US5312699 Power storage system
05/11/1994CN2164418Y Liquid-spray-proof electrolysis trough
05/11/1994CN1086586A Hydrogen energy generation method and apparatus driven by wind
05/04/1994CN2163817Y Electrolytic device for hepatitis virus inactivating apparatus
05/04/1994CN2163816Y Production device of expansible graphite
05/04/1994CN1086349A Power equipment
05/04/1994CN1086270A Hydrogen generating device
05/03/1994US5308455 Electrodialysis; flowing sodium carbonate and withdrawing sodium bicarbonate; decomposition, circulation
05/03/1994US5308454 Degradation of chlorinated hydrocarbons, reaction of methane to form methanol