| Patents for C01B 13 - Oxygen; Ozone; Oxides or hydroxides in general (14,838) |
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| 04/21/1992 | US5106589 Method of controlling ozone generator |
| 04/21/1992 | CA1298955C Continuous process for production of fine particulate ceramics |
| 04/17/1992 | CA2077215A1 Inorganic particulate material comprising fine balls of uniform size and process for producing same |
| 04/16/1992 | WO1992006037A1 Carbonate-free inorganic nitrates or oxides and process thereof |
| 04/14/1992 | US5104426 Pressure swing adsorption |
| 04/11/1992 | CA2027293A1 Method for obtaining a powdered refractory material and a reactor for carrying out the method |
| 04/10/1992 | WO1992005862A1 Process for separating oxygen from an oxygen-containing gas by using a bi-containing mixed metal oxide membrane |
| 04/10/1992 | CA2093332A1 Process for separating oxygen from an oxygen-containing gas by using a bi-containing mixed metal oxide membrane |
| 04/08/1992 | EP0479774A2 Method of improving the slipperiness of polyester film |
| 04/08/1992 | EP0478777A1 Coated dielectric material for an ozone generator. |
| 04/08/1992 | EP0478768A1 Process for the synthesis of high porosity, high specific surface metallic oxides, oxides obtained and catalysts containing same. |
| 04/08/1992 | EP0478672A1 Methods for generating plasma and producing ozone |
| 04/08/1992 | CN2101039U High ozone soundless discharge tube |
| 04/07/1992 | US5102861 Superconductive materials implanted with phosphorus ions and process for preparing the same |
| 04/07/1992 | US5102629 Field formation apparatus |
| 04/02/1992 | WO1992005109A1 Photodynamic activity of sapphyrins |
| 03/31/1992 | US5100869 Grinding and alloying metal powders followed by oxidation |
| 03/31/1992 | US5100596 Synthesis of membrane composed of a pure molecular sieve |
| 03/25/1992 | EP0476876A2 Process for non-destructive heat treatment of spooled silver coated high temperature superconductor |
| 03/25/1992 | EP0476115A1 Process to separate dioxygen from a gas mixture |
| 03/25/1992 | EP0342218B1 Metallic oxide powders, their mixtures, systems of mixed metallic oxide powders, their mixtures and their use for catalytic dehydration of hydrocarbons |
| 03/25/1992 | CN1059737A Oxygen-permeable polymeric membranes |
| 03/25/1992 | CN1059736A Oxygen-permeable polymeric membranes |
| 03/25/1992 | CN1059672A Oxygen-separating porous membranes |
| 03/24/1992 | US5098880 Forming carbon on a molecular sieve support to use as an adsorbent for gases such as nitrogen and oxygen |
| 03/24/1992 | US5098671 Ozonizer utilizing a magnetic field |
| 03/19/1992 | DE4029447A1 Energy-efficient ozone generator for continuous prodn. - with inverter having choke with variable inductance and controllable thyristor |
| 03/18/1992 | EP0475053A1 Oxygen-separating porous membranes |
| 03/18/1992 | EP0474866A1 Aluminum-base oxides, moldings thereof, and production of said oxides |
| 03/17/1992 | US5097443 Storage medium, storage method and stored information reading method |
| 03/17/1992 | US5096882 Process for controlling oxygen content of superconductive oxide, superconductive device and process for production thereof |
| 03/17/1992 | US5096724 Methods, compositions, and systems for ligand extraction |
| 03/17/1992 | US5096642 Process for producing a high density ceramic of perovskite |
| 03/11/1992 | EP0474106A2 Process for making modified carbon molecular sieves for gas separation |
| 03/11/1992 | EP0428512A4 Ozone generation by corona discharge at elevated pressures |
| 03/10/1992 | US5094822 Corona discharge |
| 03/10/1992 | US5094691 Refractive index |
| 03/10/1992 | CA1297046C Nitrogen adsorption process |
| 03/05/1992 | WO1992007795A1 Hydrophobised double-layer hydroxide compounds |
| 03/05/1992 | WO1992003376A1 Method for manufacturing high temperature superconductive oxide thin film |
| 03/04/1992 | EP0473401A2 Method of manufacturing oxide superconductive material |
| 03/04/1992 | EP0472789A1 Thin flexible sintered structures |
| 03/03/1992 | US5093302 Energy source for decomposition of water |
| 03/03/1992 | US5093087 Ozonator apparatus |
| 03/03/1992 | CA1296672C Process for the photocatalytic decomposition of water into hydrogen and oxygen |
| 03/01/1992 | WO1992004276A1 Nitrogen atmospheres |
| 03/01/1992 | CA2087599A1 Nitrogen atmospheres |
| 02/26/1992 | EP0472083A1 Method of forming oxide superconducting thin film |
| 02/26/1992 | EP0289582B1 Method for preparing a metal oxide varistor precursor powder |
| 02/25/1992 | US5091069 Utilize a current fed inverter power supply which only supplies a controlled output current waveform to the load, prevents short circuit |
| 02/25/1992 | US5091012 Cobalt titanate particles and process for producing the same |
| 02/19/1992 | WO1992003375A1 Process for producing metal hydroxides with a small specific area |
| 02/19/1992 | EP0471064A1 Method for producing oxygen by adsorption separation from air. |
| 02/18/1992 | US5089455 Bending strength, for tapes, ribbons, sheets, wires |
| 02/18/1992 | US5089248 Production of metallic oxides |
| 02/18/1992 | US5089098 Controlled production by direct application of electrical energy imput |
| 02/16/1992 | CA2049200A1 Oxygen-separating porous membranes |
| 02/12/1992 | EP0470761A1 Electrolytic ozone generation |
| 02/12/1992 | EP0470248A1 Metal/superconducting oxide composites and preparation thereof |
| 02/12/1992 | CN1015448B Transparent non-vitreous ceramic particulate |
| 02/11/1992 | US5087437 Process for preparing crystalline mixed metal oxides |
| 02/11/1992 | US5087428 Air purifying system |
| 02/11/1992 | US5087426 Ozone deodorizer for refrigerators |
| 02/11/1992 | US5086620 Method of microencapsulation of hyperbaric gas |
| 02/09/1992 | CA2048516A1 Ozone generation |
| 02/05/1992 | EP0469603A2 A device for forming a compound oxide superconducting thin film |
| 02/05/1992 | EP0243488B1 Method and apparatus using a solid electrolyte in the form of a disk for the separation or pumping of oxygen |
| 02/04/1992 | US5086033 Pyrlysis of carbon containing compound to narrow pore size by deposition |
| 02/04/1992 | US5085809 Means for ozone treatment of water for water supply system |
| 01/29/1992 | EP0467891A1 Protection of superconductors from degradation |
| 01/29/1992 | EP0277245B1 Process for producing complex oxide to be used for producing ferrite |
| 01/28/1992 | US5084209 Mixing alkoxide salts and hydrolyzing, gelation |
| 01/28/1992 | CA1294835C Modified powder or particulate material |
| 01/28/1992 | CA1294758C System for the extraction and utilization of oxygen and other ligands from fluids |
| 01/22/1992 | EP0467194A1 Process for the preparation of metal oxide powder |
| 01/21/1992 | US5082482 Process and apparatus for the production of gaseous oxygen with a variable flow by air distillation |
| 01/15/1992 | CN2093170U High-efficiency ozone generator |
| 01/14/1992 | US5081102 Preparation of precursor superconductor metal oxide powders by spray calcination from atomized nitrate solution |
| 01/14/1992 | US5080880 Niobium Pentachloride, Niobium Pentoxide, Hydrochloric Acid |
| 01/14/1992 | US5080718 Inorganic pigments of the empirical formula Ax By Cz |
| 01/14/1992 | CA1294225C Oxidation of carbonaceous material |
| 01/09/1992 | WO1992000252A1 Fluidized calcining process |
| 01/08/1992 | EP0465075A1 Cobalt titanate particles and process for producing the same |
| 01/08/1992 | EP0464718A1 Oxygen-permeable polymeric membranes |
| 01/08/1992 | EP0464717A1 Oxygen-permeable polymeric membranes |
| 01/08/1992 | EP0464107A1 Controlled release of desired product through the controlled reaction of precursor |
| 01/08/1992 | EP0422105A4 Metal oxide ceramic powders and thin films and methods of making same |
| 01/08/1992 | CN2092536U 真空电极管 Electrode vacuum tube |
| 01/07/1992 | US5079203 Polyoxometalate intercalated layered double hydroxides |
| 12/31/1991 | US5077265 Forming solution of bismuth and at least one other metal in aqueous, acid solvent, desolventizing, coprecipitating mixed salts as hydroxycarbonates, calcination |
| 12/31/1991 | CA2045965A1 Oxygen-permeable polymeric membranes |
| 12/27/1991 | EP0462600A1 Process for preparing superconductive thin films |
| 12/27/1991 | EP0462344A1 Method for producing composite oxides for use ad starting materials for ferrites |
| 12/27/1991 | EP0335934B1 Process for producing pulverulent mixed phases with a catalytic action |
| 12/24/1991 | US5075090 Atomizing, ignition, combustion of organometallic and/or organosilicon compounds in combustible organic liquid |
| 12/24/1991 | US5075089 Calcining, forming intercalation compound with chromate, molybdates, vavadates, tungstates, or silicates |
| 12/21/1991 | CA2044941A1 Process for preparing superconductive thin films |
| 12/18/1991 | EP0461950A1 Porous matrix material containing a second element in dispersed form and process for its manufacture |
| 12/18/1991 | EP0461853A2 Residential furnaces, air-intake system therefor, and method of operating them |
| 12/18/1991 | EP0461752A1 Ozone generator method and apparatus |