Patents
Patents for C01B 13 - Oxygen; Ozone; Oxides or hydroxides in general (14,838)
04/1993
04/21/1993EP0537613A1 Method of manufacturing a corona discharge device
04/21/1993EP0537612A1 Dual product pressure swing adsorption process and system
04/21/1993EP0537597A1 Low temperature pressure swing adsorption with refrigeration
04/20/1993US5204318 Alloying lanthanum, copper and barium, shaping, oxidizing to superconductive oxide; noble alloy metals precipitating out as pure metal phase
04/20/1993US5204031 Mixed oxide containing lead; high density, noncracking
04/18/1993CA2080661A1 Process for producing a gas with substantial oxygen content
04/14/1993EP0536879A1 Simplified preparation of hydrotalcite-type clays
04/11/1993CA2080281A1 Cryogenic rectification system for producing high purity oxygen
04/09/1993CA2080087A1 Dual product pressure swing adsorption process and system
04/09/1993CA2080077A1 Dual product pressure swing adsorption and membrane operations
04/07/1993EP0535156A1 Fluidized calcining process
04/06/1993US5200383 Method for the production of catalytically active mixed phases
04/01/1993WO1993006041A1 Process for producing and utilizing an oxygen enriched gas
04/01/1993WO1993006040A1 Method for preparing particles of metal oxide
04/01/1993WO1993005875A1 Concentrated colloidal solutions of monocrystalline non aggregated particles of metal oxides, method for their preparation and application to the production of films
03/1993
03/30/1993US5198411 Chemical vapor phase method for forming thin films of high temperature oxide superconductors
03/30/1993US5198147 Candles for breathable oxygen
03/24/1993EP0500708A4 Solid state oxygen compressor
03/24/1993CN1070163A Multi-tube ozone generator and method of making same
03/23/1993US5196388 Process for the preparation of double metal oxide powders containing a Group IIIA and a Group IVB element and a novel double metal hydroxyl carboxylate useful in preparing same
03/23/1993US5196180 Ammonia or alkylamine dispersant, spray drying
03/23/1993CA1314821C Pressure swing adsorption process and system for gas separation
03/18/1993WO1993004996A1 Improved mixed metal oxide crystalline powders and method for the synthesis thereof
03/17/1993EP0532084A1 Process for the preparation of mixed metal oxide powder and its use for the production of capacitors and electrical resistors
03/17/1993EP0452480A4 Spray conversion process for the production of nanophase composite powders
03/16/1993CA1314491C Integrated pressure swing adsorption/membrane separation
03/10/1993EP0531005A2 Micro-emulsions
03/10/1993CA2077701A1 Process for making mixed metal oxide powder, and its use for making a powder used in fabricating electrical resistors and condensers
03/09/1993CA1314192C Viscosity modifiers for aqueous-based functional products
03/04/1993WO1993003999A1 Method for safely reacting active metals
03/04/1993WO1993003996A1 Process and device for the decomposition of tritiated water
03/04/1993WO1993003832A1 Method of crushing and grinding
03/04/1993CA2116350A1 Process and device for the composition of tritiated water
03/03/1993EP0529052A1 Gas separations utilizing glassy polymer membranes at sub-ambient temperatures.
03/03/1993EP0293370B1 Fluid energizing method and apparatus
03/02/1993US5190740 Method producing composite oxides for use as starting materials for producing ferrites
03/01/1993CA2077186A1 Microemulsions
02/1993
02/25/1993DE4127852A1 Very fine metal, oxide or cpd. powder prodn. - by heating organic solvent soln. or suspension of inorganic salt or complex, used e.g. for high temp. superconductor
02/24/1993EP0528201A2 Uniform inorganic microspheres and production thereof
02/24/1993CN1069206A Producing oxygen enriched product stream
02/23/1993US5189337 Electrically conductive inorganic oxide and silicon dioxide as anti-reflective agent
02/23/1993US5188667 Tungstic oxide-stannic oxide composite sol and method of preparing the same
02/18/1993WO1993002787A1 Process for the production of ultra-fine powdered materials
02/16/1993US5187148 Having tube to enclose plasma nand supply oxygen while laser is applied to oxide target; for high speed, low temperature film formation
02/16/1993US5186907 Apparatus for treating organic waste gas
02/16/1993US5186793 Oxygen concentrator utilizing electrochemical cell
02/16/1993US5185903 Electric vacuum cleaner with an ozonizer
02/10/1993EP0414819B1 Method of forming crystallite-oriented superconducting ceramics by electrodeposition and thin film superconducting ceramic made thereby
02/10/1993EP0365625B1 Ozone emitter device for existing water filtering installations of swimming pools
02/10/1993CN2126806Y Oxygen treating appliance
02/10/1993CN1068797A Ethene purifier
02/09/1993WO1993002959A1 Plate-shaped ozonizer
02/09/1993US5185014 Two stage; use of feed air as purge gas; enhances oxygen enrichment; efficiency
02/04/1993DE4125284A1 Oxygen@ activation process - has flow path through number of layered chambers to increase extent and time of exposure to single radiation source
02/03/1993EP0526383A1 Process and apparatus for conditioning ozone gas recycle stream in ozone pulp bleaching
02/03/1993EP0525827A1 Method of producing superconducting wire
02/03/1993EP0525193A1 Active-species generator using covered small-gage wire electrode
01/1993
01/27/1993EP0524519A1 Coloured corundum, process for its production and use thereof
01/26/1993CA2074402A1 Colored corundum composite and processes for its production and its use
01/19/1993US5180693 Metal alcoholates reacted with water, drying and oxidation
01/19/1993US5180404 Corona discharge arrangements for the removal of harmful substances generated by the corona discharge
01/14/1993DE4221593A1 Generation of oxygen@ from air
01/14/1993DE4121418A1 Forming catalytic metal layers on support for removing hydrogen from gas streams
01/13/1993EP0522429A1 Ozone generating apparatus
01/13/1993EP0522160A1 Method of washing motor vehicle
01/13/1993EP0378608B1 Device for producing ozone
01/13/1993CN1067911A 制剂 Preparation
01/13/1993CN1067866A Making method jof soda powder
01/07/1993WO1993000292A1 Process of making niobium oxide
01/07/1993WO1993000291A1 Ozonized water generator for sterilization and ozonotherapy
01/07/1993WO1993000161A1 Multitube ozone generator and method of making same
01/07/1993CA2112253A1 Multitube ozone generator and method of making same
01/05/1993US5177055 Oxidation of metal salt
01/05/1993CA1312188C Process for the fabrication of vitreous metallic oxides
12/1992
12/30/1992EP0520905A1 Positioning and centering device for a component such as an electrode in an ozonizer cell
12/30/1992CN2126230U 臭氧发生管 Ozone tube
12/30/1992CN2126229U Ozone generating tube
12/29/1992US5174979 Mixed ion-exchanged zeolites and processes for the use thereof in gas separations
12/29/1992US5174866 Oxygen recovery from turbine exhaust using solid electrolyte membrane
12/22/1992US5173462 Industrial adsorbents based on low-silica x zeolites, for non-cryogenic separation of air gases, and their manufacture process
12/22/1992US5173268 Ozone generation apparatus
12/17/1992DE4119719A1 Compsn. for making conc. neutral metal oxide sol
12/16/1992EP0518175A2 Preparation of a neutral metal oxide sol
12/16/1992CN2124903U Device for preparation of oxygen
12/16/1992CN1019472B Oxygen generator
12/10/1992DE4118185A1 Verfahren zur herstellung nanoskaliger oxidteilchen Process for the preparation of nanoscale oxide particles
12/09/1992EP0341274B1 Process for the preparation of metal oxide powders
12/08/1992US5169606 Concentric electrodes, dielectric separator
12/08/1992US5169506 Oxygen concentration system utilizing pressurized air
12/08/1992US5169413 Low temperature pressure swing adsorption with refrigeration
12/08/1992US5169412 Membrane air drying and separation operations
12/08/1992CA1311264C Electrical generating plant
12/08/1992CA1311162C Formation of film superconductors by metallo-organic deposition
12/01/1992US5168095 Superconducting ceramics
11/1992
11/26/1992WO1992020619A1 Cationic layer compounds modified with polymers
11/26/1992DE4117034A1 Kationische schichtverbindungen modifiziert mit polymeren Cationic layer compounds modified with polymeric
11/25/1992EP0515111A1 Apparatus and method for generating ozone
11/25/1992EP0514981A1 Method and apparatus for producing ozone
11/25/1992CN2122768U Air negative-ion generator for vehicles
11/22/1992CA2069070A1 Method and apparatus for producing ozone