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