Patents
Patents for C01B 13 - Oxygen; Ozone; Oxides or hydroxides in general (14,838)
11/1992
11/19/1992EP0513867A2 Method of manufacturing oxide superconductor
11/18/1992CN2121957U Refrigerator electronic deodorising sterilizing device
11/17/1992US5163978 Dual product pressure swing adsorption process and system
11/12/1992WO1992019570A1 Process for preparing mixed oxides
11/11/1992EP0512977A1 Process for bleaching cellulosic material
11/11/1992EP0512781A1 Improvements in pressure swing adsorption plants
11/11/1992EP0512424A1 Oxygen selective desiccants
11/10/1992US5162301 Separation of paramagnetic and diamagnetic gases
11/10/1992US5162299 Preparation of superconducting oxide precursor materials by pyrolysis from concentrated nitric acid solution
11/10/1992CA1309953C Process for separating gas
11/10/1992CA1309904C Method of producing a superconductive oxide layer on a substrate
11/09/1992CA2067944A1 Oxygen selective desiccants
11/04/1992EP0511719A2 System for the extraction and utilization of oxygen from fluids
11/03/1992US5160713 Process for separating oxygen from an oxygen-containing gas by using a bi-containing mixed metal oxide membrane
11/03/1992US5160618 Fuel cells, oxygen sensors, separators
11/03/1992US5160481 Ozone generation apparatus
11/03/1992CA2067844A1 Process for bleaching cellulosic material and plant for carrying out the process
10/1992
10/29/1992WO1992019030A1 Device for the production of defined ionised gases or ionisation products
10/29/1992WO1992018423A1 Chemical oxygen generator
10/29/1992WO1992018238A1 Adducts of clay and activated mixed metal oxides
10/29/1992WO1992018235A1 Catalysed hypochlorite decomposition process
10/28/1992EP0510877A1 Oxygen concentration system utilizing pressurized air
10/27/1992US5158704 Supercritical fluid reverse micelle systems
10/27/1992US5158584 Oxygen enriching module and oxygen enriching apparatus using same
10/27/1992US5158454 Dental unit
10/20/1992US5157017 Melting oxide precursor material, resolidification producing elongate crystallites
10/17/1992CA2089572A1 Adducts of clay and activated mixed metal oxides
10/15/1992DE4112459A1 Verfahren und einrichtung zur erzeugung von definierten ionisierten gasen bzw. gasgemischen Method and device for the production of ionized gases or gas mixtures defined
10/15/1992DE4111231A1 Dense spherical powders mfd. by modified spraying technique - using high temp. stage after spraying to effect densification
10/14/1992EP0508757A1 Process for the production of fine powder
10/14/1992EP0508582A2 A method for forming a material layer in a semiconductor device using liquid phase deposition
10/14/1992CN2118723U Electric discharging equipment for prepn. of ozone
10/14/1992CN1018623B Process for mfg of mixed metal oxide powder
10/13/1992US5154932 Deactivation of microorganism which has negatively charged surface
10/13/1992US5154895 One or more pairs of stripline electrodes formed on insulator substrates positioned in water or solutions; dissociation by electric current
10/13/1992CA1308787C Superconductor-coated carbon fiber composites
10/12/1992WO1992021611A1 Method of producing nanometer-sized oxide particles
10/08/1992DE4110835A1 Verfahren zur herstellung hydrophobierter doppelschichthydroxid-verbindungen A process for preparing hydrophobicized double layer hydroxide compounds
10/07/1992EP0507207A2 Compositions, articles and methods for scavenging oxygen
10/07/1992EP0507065A1 Process for enriching oxygen
10/07/1992EP0507016A1 Liquid phase reaction process
10/07/1992EP0506701A1 Composite diaphragm, process for producing it and its use.
10/06/1992US5152974 Process for the manufacture of a powder of mixed metal oxides, and mixed metal oxide powders
10/06/1992US5152973 Carbonation of metal salt with quaternary ammonium carbonate recovering by filtration, slurrying, dry-spraying and calcining in presence of oxygen under reduced pressure
10/06/1992US5152813 Nitrogen adsorption with a Ca and/or Sr exchanged lithium X-zeolite
10/05/1992WO1992017405A1 Process for producing hydrophobised double-layer hydroxide compounds
10/05/1992CA2107685A1 Process for producing hydrophobicized double-layer hydroxide compounds
10/01/1992WO1992013628A3 Gas separations utilizing glassy polymer membranes at sub-ambient temperatures
10/01/1992WO1991013185A3 Device for producing films of mixed metal oxides
09/1992
09/30/1992EP0505551A1 Carbonate-free inorganic nitrates or oxides and process for production thereof
09/30/1992CN1064817A Portable high-speed oxygen-generating life-saving apparatus
09/23/1992EP0505112A1 Bi-Sr-Ca-Cu-O system superconducting thin film and method of forming the same
09/23/1992EP0504778A1 Process for obtaining precursors for high temperature superconductor ceramics
09/23/1992EP0504727A1 Cyanocobaltate oxygen adducts
09/23/1992EP0504256A1 Vibratory ion vapor generator
09/23/1992EP0482021A4 Ozone generator
09/22/1992US5149514 Low temperature method of forming materials using one or more metal reactants and a halogen-containing reactant to form one or more reactive intermediates
09/22/1992US5149381 Method of making a composite powder comprising nanocrystallites embedded in an amorphous phase
09/20/1992CA2062696A1 Cyanocobaltate oxygen adducts
09/16/1992EP0503483A1 Process using cyanocobaltate complexes for removing oxygen from a fluid stream
09/16/1992EP0503470A1 Process for the preparation of a catalyst layer on a carrier, catalyst with a catalyst layer for removing hydrogen from hydrogen and oxygen containing gases, and metallic catalyst
09/15/1992US5147614 Concentric tubes, annular gap
09/15/1992US5147424 Metal porphyrin complex with polymer containing an aromatic amine, acrylate copolymer with N-vinylimidazole or vinyl pyridine
09/15/1992CA1307472C Process for preparation of molded zeolite body, adsorbing separating agent and oxygen-separating method
09/10/1992DE4107595A1 Plasma sprayed metallic catalyst coating mfr. - useful in prepn. of palladium@ catalysts for removal of hydrogen@ from potentially explosive gaseous hydrogen@/oxygen@ mixts.
09/10/1992DE4107287A1 Multistage continuous pptn. of metal ions from alkaline solns. - using carbon di:oxide gas to form seed crystals which are converted in following stages to filtrate size by addn. of further carbon di:oxide
09/09/1992CN2115119U Portable oxygen therapeutic apparatus
09/09/1992CN1064254A Pressure-changing adsorption process and device for air separation
09/08/1992US5145830 Method for manufacturing thin film oxide superconductors and superconductor devices by x-ray irradiation
09/08/1992US5145653 Device for generating ozone
09/08/1992US5145350 Ozone generator
09/03/1992WO1992014976A1 Method of microencapsulation of hyperbaric gas
09/03/1992WO1992014545A1 Ozonator apparatus
09/03/1992WO1992014404A1 Method and apparatus for injection of gas hydrates
09/03/1992DE4106403A1 Verbindungen einer bestimmten zusammensetzung, verfahren zu deren herstellung und deren verwendung Compounds of a given composition, to processes for their preparation and their use
09/02/1992WO1992015525A1 Hydroxide compounds of specific composition, method for preparing them and their use
09/02/1992EP0500708A1 Solid state oxygen compressor
09/02/1992EP0192718B1 Process and device for the production of ozone
09/02/1992CA2061767A1 Oxygen enrichment process
09/01/1992US5143889 Activating meso-carbon microbeads
09/01/1992US5143711 Hydrotreatment
08/1992
08/26/1992WO1992014546A1 Synthetic spinels and processes for making them
08/26/1992EP0500416A1 Method for producing oxygen by adsorption
08/26/1992CN2113974U High-efficient durable ozone generating tube
08/25/1992US5141725 Process using cyanocobaltate complexes for removing oxygen from a stream
08/23/1992WO1992014677A1 Method and apparatus for producing ozone by corona discharge
08/23/1992CA2081014A1 Method and apparatus for producing ozone by corona discharge
08/21/1992CA2061434A1 Adsorption oxygen production method
08/20/1992WO1992013800A1 Hydroxide compounds of a certain composition, process for making them and their use
08/20/1992DE4119512C1 Producing molecular oxygen from atomic oxygen - by adsorbing atomic oxygen on surfaces of sintered platinum particles in adsorbent bed, etc.
08/18/1992US5140006 Process for non-destructive heat treatment of spooled silver coated high temperature superconductor
08/18/1992US5140005 Oxide powder having controlled crystal structure, for flame-sprayed coatings
08/18/1992US5140003 Method for manufacturing layers from an oxide-ceramic superconductor material on a substrate using a cvd-process
08/18/1992US5139980 Method for production of inorganic oxide particles
08/18/1992US5139749 For preheating incoming solids by use of hot exhaust gases
08/18/1992CA1306422C Modular, shell-less, air permeator
08/13/1992DE4103916A1 Verbindungen einer bestimmten zusammensetzung, verfahren zu deren herstellung und deren verwendung Compounds of a given composition, to processes for their preparation and their use
08/12/1992EP0498585A2 Production of ozone
08/12/1992EP0498306A1 Method of preparing oxide superconducting material
08/12/1992CN2112623U Combined chemical oxygen supply device