Patents for C25B 1 - Electrolytic production of inorganic compounds or non-metals (13,948)
02/1978
02/21/1978US4075077 For producing alkali metal chlorates, slotted cathodes
02/21/1978US4075068 Process for the recovery of aluminum from alunite
02/14/1978US4073705 Electrolysis, formation of silver sulfide
02/07/1978US4072586 Manganese dioxide electrodes
02/07/1978US4072585 Valve metal electrode with valve metal oxide semi-conductive coating having a chlorine discharge catalyst in said coating
01/1978
01/31/1978US4071431 Installation for the treatment of metals pickling solutions
01/31/1978US4071421 And manganese dioxide; leaching, electrolysis
01/24/1978US4070504 Titanium and tantalum
01/17/1978US4069129 Electrolytic cell
01/17/1978US4069120 Photo-electrolytic production of hydrogen
01/17/1978US4069116 Electrolysis of manganese sulfate using titanium anode with two-layer coated surface hollows
01/10/1978US4067793 Automatic remote control system for mercury cells for the production of chlorine and caustic soda
01/10/1978US4067788 Electrochemical production of finely divided metal oxides, metal hydroxides and metals
01/10/1978US4067787 Method of making hydrogen peroxide
01/03/1978US4066519 Cell and process for electrolyzing aqueous solutions using a porous metal separator
01/03/1978US4066518 Production of potassium or sodium stannate
12/1977
12/27/1977US4065367 Condensation of water vapor, removal of hydroxide
12/27/1977US4065366 Process for producing alkali metal hydroxide
12/20/1977US4064023 Electrochemical growth of calcium hydroxide crystals from electrolyte solutions
12/13/1977US4062753 Hydrolyzed copolymer of tetrafluoroethylene-sulfonated perfluorovinyl ether
12/13/1977US4062743 From potassium chloride, perfluoroolefin-fluorosulfonated perfluorovinyl ether copolymer
12/06/1977US4061555 Water photolysis apparatus
12/06/1977US4061554 Electrochemical method for producing oxygen
12/06/1977US4061550 Process for electrolysis
11/1977
11/29/1977US4060475 Electrolytic cell suitable for producing alkali metal chlorates
11/29/1977US4060474 Electrolytic cell of the diaphragm type comprising a base made of an insulating material
11/29/1977US4060463 Operation of mercury-cathode cells
11/22/1977US4059500 Electrode unit
11/22/1977US4059496 Process for the preparation of sulfuric acid from sulphur dioxide
11/08/1977US4057483 Electrodialysis apparatus and process for ion modification
11/08/1977US4057479 Lead dioxide coated substrate
11/08/1977US4057474 Electrolytic production of alkali metal hydroxide
11/01/1977US4056458 Monopolar membrane electrolytic cell
11/01/1977US4056448 Process for brine membrane cell operation with external caustic and nacl concentration control
10/1977
10/25/1977US4055476 Precipitation of nickel values
10/25/1977US4055475 Method for operating electrolytic diaphragm cells
10/18/1977US4054496 Process for the production of high purity deuterium
10/11/1977US4053376 Electrolytic production of hydrogen iodide
10/11/1977US4053371 Cellular metal by electrolysis
10/04/1977US4052287 Electrolytic system and novel electrolytic cells and reactor therefor
09/1977
09/27/1977US4051002 Cation-exchange membrane, copolymer of ethylene and unsaturated carboxylic acid or salt
09/13/1977US4048045 Lengthening anode life in electrolytic cell having molded body
09/13/1977US4048029 From a carbon monoxide containing gas and steam
09/13/1977US4048028 Sorbent particulate material and manufacture thereof
09/13/1977US4048027 Process for producing electrolytic MnO2 from molten manganese nitrate hexahydrate
09/06/1977US4046654 Process for desalination with chlor-alkali production in a mercury diaphragm cell
09/06/1977US4046653 Preparation of alkali metal halate from aqueous alkali metal halide solution
08/1977
08/30/1977US4045324 Cell liquor emission control
08/23/1977US4043881 Electrolytic recovery of economic values from shale oil retort water
08/16/1977US4042656 Graphite-base filling material for the decomposition of alkali metal amalgams and method of producing same
08/09/1977US4040936 Gas flow rate controller
08/09/1977US4040932 Vertical liquid electrode employed in electrolytic cells
08/09/1977US4040919 In a three-compartment cell, increasing anolyte acidity, diluting electrolyte, reducing current density
08/09/1977US4040918 Method of activating an anode
08/09/1977US4040917 Preparation of intercalated chalcogenides
08/09/1977US4040566 Pollution-free heating system
08/02/1977US4039421 Apparatus for the electrolysis of water which operates under pressure
08/02/1977US4039409 Method for gas generation utilizing platinum metal electrocatalyst containing 5 to 60% ruthenium
07/1977
07/26/1977US4038365 Filtration
07/26/1977US4038170 Anode containing lead dioxide deposit and process of production
07/19/1977US4036717 Method for concentration and purification of a cell liquor in an electrolytic cell
07/19/1977US4036714 Alkali metal-permeable, ion-conductive polymer membrane
07/19/1977US4036713 Process for the production of high purity lithium hydroxide
07/12/1977US4035279 Electrolytic cell
07/12/1977US4035255 Operation of a diaphragm electrolylytic cell for producing chlorine including feeding an oxidizing gas having a regulated moisture content to the cathode
07/12/1977US4035254 Operation of a cation exchange membrane electrolytic cell for producing chlorine including feeding an oxidizing gas having a regulated moisture content to the cathode
06/1977
06/28/1977US4032426 Electrolysis cells
06/28/1977US4032415 Chlorine; fixed bed of carbon or platinized particles
05/1977
05/24/1977US4025405 Electrolytic production of high purity alkali metal hydroxide
05/17/1977US4024044 Alkali metal salt
05/17/1977US4024033 Process for preparing cyanogen halides
05/03/1977US4021323 Solar energy conversion
05/03/1977US4021322 Electrolytic preparation of phosphorus acid from elemental phosphorus
05/03/1977US4021321 Electrolytic preparation of phosphorous acid from elemental phosphorus
05/03/1977US4021320 Electrochemical process utilizing alternating current for recovery of silver from photographic fixer solution and other solutions containing silver ions
05/03/1977US4021319 Electrolytic process for recovery of silver from photographic fixer solution
05/03/1977US4021313 Method for purifying actinides which are in low oxidation states
04/1977
04/26/1977US4020235 Novel composite diaphragm material
04/05/1977US4016065 Electrolytic field respirometer
03/1977
03/29/1977US4014777 Welding
03/15/1977US4012297 From amalgam electrolytic cells
03/15/1977US4012296 Valve metal substrate
03/08/1977US4011149 Photoelectrolysis of water by solar radiation
03/08/1977US4011148 Method of electrolysis
03/01/1977US4010085 Tungsten and nickel andor cobalt coating
02/1977
02/15/1977US4008143 Electrode assembly for an electrolytic cell
02/01/1977US4006067 Chromium, porous anode
01/1977
01/25/1977US4004988 Phosphorus containing complexing agents
01/18/1977US4003817 Valve metal electrode with valve metal oxide semi-conductive coating having a chlorine discharge in said coating
12/1976
12/28/1976US4000048 Novel cathode
12/21/1976US3999089 Non-pollutant fuel generator and fuel burner with a non-pollutant exhaust and supplementary D.C. generator
12/14/1976US3997414 Gas concentrated and cooled electrolytic cell
12/07/1976US3996118 Hydrogen and oxygen
11/1976
11/23/1976US3993653 Cell for electrolysis of steam at high temperature
11/23/1976US3993577 Method for production of heat and hydrogen gas
11/16/1976US3992271 Method for gas generation
11/09/1976US3990962 Electrolytic cell device
11/09/1976US3990957 Of alkali metal chloride, cathode layer of group viii and alkaline earth metals
11/02/1976US3989615 Diaphragm process electrolytic cell
10/1976
10/19/1976US3986943 Ferric chloride, antimony chloride, reduction, electrolysis, oxidation