Patents for C03B 5 - Melting in furnaces; Furnaces so far as specially adapted for glass manufacture (8,174)
08/1994
08/31/1994EP0612306A1 Oxygen/fuel firing of furnaces with massive, low velocity, turbulent flames
08/31/1994CN1025781C Piecing assembly glass kiln elastic hanging compound flat top
08/25/1994DE4327237C1 Method of melting glass in a tank furnace and tank furnace for this
08/25/1994DE4305531A1 Process for making inert solid, pollutant-containing residues by melting
08/24/1994EP0611609A1 Method for vitrifying residues and apparatus therefor
08/24/1994EP0555390A4 Process for making a durable, bioabsorbable fiber
08/23/1994US5340372 Process for vitrifying asbestos containing waste, infectious waste, toxic materials and radioactive waste
08/18/1994WO1994018363A1 Spinner for producing fibers by centrifugation of molten mineral material shaped as a single crystal coating and process for its manufacture
08/18/1994CA2133061A1 Spinnner for producing fibers by centrifugation of molten mineral material shaped as a single crystal coating and process for its manufacture
08/17/1994EP0610576A1 Method for recuperating glass and metal from slags remaining in an apparatus for burning wastes
08/16/1994US5338329 Process and device for obtaining mineral fibers
08/16/1994CA2048131C Refractory brick segment for a heat regenerator
08/16/1994CA2013955C Avoidance of nickel sulfide stone in a glass melting process
08/11/1994DE4301664A1 Glass melting furnace
08/11/1994CA2114486A1 Method of recovering glass and metal from solid residues produced in refuse incineration plants
08/09/1994CA1331282C Heating vessel lid construction
08/04/1994WO1994017141A1 Process and apparatus for producing an environmentally acceptable abrasive product from hazardous wastes
08/04/1994CA2153996A1 Process and apparatus for producing an environmentally acceptable abrasive product from hazardous wastes
08/03/1994EP0608526A1 Refractory brick used in the regenerator's checkerwork
08/03/1994EP0608257A1 Method of vitrification of dusty waste, especially of fly ash from the incinerators.
08/02/1994US5334232 Melting and casting fluoride glass while treating it with reduced pressure gas flow
07/1994
07/28/1994DE4343113A1 Molten glass stirrer
07/27/1994EP0607659A1 Refuse melting furnace
07/27/1994CN1090030A Hybrid oxidant combustion method
07/21/1994DE4301440A1 Glass drop feeder for high glass temp.
07/19/1994US5330710 Chromium, cobalt, titanium and rare earth metal; corrosion resistance
07/06/1994EP0604829A1 Zircon brick and process for its production
06/1994
06/15/1994EP0601274A1 Hybrid oxidant combustion method
06/14/1994US5320050 Ash melting furnace
06/14/1994CA1330164C Roof for working area, melting area or gob feeder of a glass melting furnace
06/09/1994DE4308610C1 Calcined, hydrated potash prodn. - with dust recycling by mixing with initial centrifuged salt
06/07/1994US5319669 Hazardous waste melter
06/07/1994US5319176 Plasma arc decomposition of hazardous wastes into vitrified solids and non-hazardous gasses
06/07/1994US5318754 Low thermoconductive construction material for door and furnace walls; continuous cooling of surfaces by circulating air; accuracy; materials handling
06/07/1994CA1330003C Palladium-based alloys containing tin and their use in the glass industry, especially for protecting components against corrosion by molten glass
06/07/1994CA1330002C Palladium-based alloys containing at least one additionnal element and their use in the glass industry, especially for protecting components against corrosion by molten glass
06/01/1994EP0599548A1 Flat glass furnaces
06/01/1994EP0599547A1 Glass furnaces
06/01/1994EP0599403A2 Process and apparatus for coloring glass
05/1994
05/31/1994US5316563 Vacuum degassing method and its apparatus
05/26/1994WO1994011538A1 Process for remediation of lead-contaminated soil and waste battery casings
05/26/1994DE4301353C1 Method of vitrifying waste material contg. high proportion of carbon - with heat generated by burning gases used to heat up material fed to appts.
05/26/1994CA2124005A1 Method for remediation of lead-contaminated soil and waste battery casings
05/25/1994EP0598532A1 Gas burner
05/25/1994EP0598069A1 Process for vitrifying asbestos containing waste, infectious waste, toxic materials and radioactive waste
05/18/1994EP0596951A1 Oven for the vitrification of waste, in particular incinerator-plant and asbestos dusts
05/18/1994EP0490961B1 The destruction and re-use of mineral wool scrap
05/17/1994US5312471 Method and apparatus for the manufacture of large optical grade SiO2 glass preforms
05/10/1994US5309850 Incineration of hazardous wastes using closed cycle combustion ash vitrification
05/05/1994DE4301823C1 Refractory block for regenerators - comprising wall-like base part with arms extending at angle from the ends
05/05/1994DE4236677A1 Control of combustion air flow in cross-flame furnaces e.g. for melting glass - air flow is slowed or accelerated in burner port or chamber inlet by stream of gas of cross-section equal to or less than that of air flow duct
05/03/1994US5308044 Boron nitride ceramics and molten metal container provided with members made of the same ceramics
04/1994
04/26/1994CA1328902C Apparatus and method for melting and homogenizing batch material
04/19/1994US5304701 Melting furnace for treating wastes and a heating method of the same
04/14/1994WO1994007804A1 Burner arrangement for heating glass melting tanks
04/12/1994US5301620 Reactor and method for disassociating waste
04/12/1994CA1328489C Heat resistant and light weight container for materials to be ashed, and process for manufacture thereof
04/07/1994DE4244068C1 Glass melting trough burner - has stepped section in wall surface of burner neck with a burner jet at a side wall surface of the step
04/07/1994DE4233045A1 Brennereinrichtung zur Befeuerung von Glasschmelzwannen Burner means for firing furnaces
04/06/1994EP0590479A1 Ash melting furnace
03/1994
03/31/1994WO1994006724A1 Method and apparatus for melting and refining glass in a furnace using oxygen firing
03/31/1994WO1994006723A1 Oxygen/fuel firing of furnaces with massive, low velocity, turbulent flames
03/31/1994WO1994006563A1 Method for pollution emission reduction from glass melting furnace
03/31/1994CA2145083A1 Method for pollution emission reduction from glass melting furnace
03/29/1994US5297495 Process of incinerating waste materials
03/22/1994US5295816 Into a combustion zone
03/10/1994DE4230062A1 Processing heavy metal-contg. pollutants using glass melt - for permanent immobilisation and for heavy metal recovery
03/10/1994DE4229899A1 Deposit removal appts for cleaning exhaust shaft esp of glass melting furnace - including push rod of linked hollow members which is retracted as a coil in a carriage
03/03/1994WO1994004761A1 Method and apparatus for in-situ treatment of landfill waste and contaminated soil
03/03/1994WO1994004631A1 Municipal solid waste disposal process
03/02/1994EP0584401A2 Low NOx regenerative melting tank
03/02/1994CN1083026A Method for producing glass with lower alkali content
02/1994
02/22/1994US5288435 Supplying aqueous slurry of radioactive sulfur compounds and glass forming materials to heated pool for combustion, then vitrification of ashes, combustion of waste gases, scrubbing
02/17/1994WO1994003760A1 Processes and means for waste resources utilization
02/17/1994DE4227024A1 Thermal disposal of waste material containing asbestos - waste is sealed in containers, preferably sections of steel pipe, and containers are placed in furnace, e.g. metallurgical blast furnace
02/16/1994EP0582845A1 Regenerative glass-melting furnace
02/16/1994EP0582808A1 Glass-ceramics and color methods
02/09/1994CN1081761A Industrial furnace and method of operating the same
02/08/1994US5284503 Process for remediation of lead-contaminated soil and waste battery
02/03/1994DE4225257A1 Nitrogen oxide emission reducing system for industrial furnaces - has free jets of combustion air and fuel with separate roots, with their axes forming diverging angle in orthogonal plane in flame direction
02/02/1994CN1023657C Surface treatment of refractories and the composition compounds
02/01/1994US5283803 Electrode assembly for glass melting furnace
01/1994
01/25/1994US5281790 Process of immobilizing ashes by vitrification thereof in a plasma reactor
01/25/1994US5280757 Municipal solid waste disposal process
01/20/1994WO1994001719A1 Method and apparatus for making solid waste material environmentally safe using heat
01/19/1994CN1080989A Ash melting furnace
01/19/1994CN1080910A Method and special tank furnace for producing colour glass, and colour glass products
01/13/1994DE4320552A1 Heat resistant material for lining glass melting furnaces - contains high amount of zirconium di:oxide plus small amounts of silicon di:oxide, aluminium oxide and sodium- or potassium- oxide
01/12/1994EP0577881A1 Regenerative glass melting furnace with reduced production of NOx
01/05/1994DE4301977C1 Asbestos disposal process - with modification of asbestos by high temp. heating by injection of shredded asbestos contg. material into melting zone of metallurgical shaft furnace
01/04/1994US5276253 Using plasma arc torch to melt without combustion a portion of contaminated soil; cooling; solidification; vitrification
01/04/1994US5274896 Destruction and re-use of mineral wool scrap
01/04/1994CA1325722C Glass melting furnace and method of manufacturing glass
12/1993
12/29/1993EP0575874A1 Ash melting furnace
12/29/1993CN1080042A Composite lance
12/28/1993US5273567 High shear mixer and glass melting apparatus and method
12/28/1993US5273566 Glass particles by heating a mixture of waste containing aluminum oxide, heavy metals and organics with glass-forming materials; oxidation, vaporization, melting and quenching
12/23/1993WO1993025486A1 Industrial furnace and method of operating the same
12/22/1993EP0574537A1 High shear mixer and glass melting apparatus and method
12/21/1993US5272621 Method and apparatus using fuzzy logic for controlling a process having dead time
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