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7452203 |
Stratified staging in kilns
In a kiln whose interior is heated by combustion with oxidant having a higher oxygen content than air, streams of staging oxidant are fed into the space between the combustion zone and the inner...
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7393205 |
Device and method for heating up extrusion dies prior to their installation in an extruder
The invention relates to a device for heating up extrusion dies prior to their installation in an extruder, whereby the dies are heated up to a prescribed temperature and kept at this temperature....
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7381261 |
Expanded perlite annealing process
This invention is directed to a method of reducing the water demand of expanded perlite that includes obtaining a vibrating screen supported at an angle and placing expanded perlite on the...
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7361014 |
Injection of waste-derived materials into pre-calcining stage of a clinker production system
A method for producing clinker in a system having a rotary kiln and a pre-calciner, waste material is introduced into the inlet end of the pre-calciner to serve as secondary fuel for pre-calcining...
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7232650 |
Planar inorganic device
A method for making an inorganic structure including:
(a) applying a photoreactive composition to a substrate, wherein the composition includes:
a reactive species, a photoinitiator...
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7168267 |
Method of making amorphous materials and ceramics
Methods of making amorphous material and ceramic materials. Embodiments of the invention can be used to make abrasive particles. The abrasive particles can be incorporated into a variety of...
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7094301 |
Method of forming a joint
A method of joining at least two sintered bodies to form a composite structure, including providing a first multicomponent metallic oxide having a perovskitic or fluorite crystal structure;...
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6997703 |
Firing furnace and firing method
The present invention provides a firing furnace ( 100 ) comprising a combusting means ( 2 ) for combusting a fuel ( 11 ), a firing furnace main body ( 1 ) for firing a member to be fired and...
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6833105 |
Method for making aluminate cement
A process of manufacturing a sulfoaluminate or ferroaluminate cement, and an apparatus for the manufacture. The cement is manufactured from a mixture containing CaCO 3 , Al 3 and/or Al(OH) 3 ,...
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6827275 |
Method of tracking and marking tools
To track a large number of tools, the tools are kept in sets with each set having a container. A silhouette of each tool stored in the container is printed at the point of storage along with a data...
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6805554 |
Plant and method for the production of cement clinker
The invention relates to the production of cement clinker from cement raw material, wherein preheated raw material is calcined in a calcination zone, then finally burnt to cement clinker in a...
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6669830 |
Sputtering target, transparent conductive oxide, and process for producing the sputtering target
In a sputtering target comprising at least indium oxide and zinc oxide, the atomic ratio represented by In/(In+Zn) is set to a value within the range of 0.75 to 0.97, a hexagonal layered compound...
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6652271 |
Combustion in a porous wall furnace
This invention is directed to a method for carrying out combustion in a furnace having porous walls with a large surface area in a combustion zone in which a low velocity oxidant stream is injected...
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6632086 |
Quartz fusion crucible
A crucible for melting a silica for fusion of said silica into a desired shape. The crucible having a main body with inner and outer surfaces comprised of a refractory material. In addition, at...
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6599123 |
Method to produce cement clinker using high sulfur content fuel
This describes a method for producing cement clinker using petroleum coke with a sulfur content over 4.5% by weight, in conventional equipment and facilities, wherein said method comprises the...
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6582535 |
Tungsten target for sputtering and method for preparing thereof
A tungsten powder having a powder specific surface of 0.4 m 2 /g or more is hot-pressed at a temperature of 1,600° C. or more and then subjected to HIP at a temperature of 1,700° C. or more...
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6432162 |
Process for melting ashes, slags or glass
In a process for melting inorganic materials ( 7 ) in a rotary horizontal converter or a rotary kiln ( 1 ) by adding fuel ( 8 ), oxygen or oxygen-enriched gases ( 10 ) and the inorganic materials (...
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6422861 |
Quartz fusion furnace and method for forming quartz articles
A crucible for melting a silica for fusion of said silica into a desired shape. The crucible having a main body with inner and outer surfaces comprised of a refractory material. In addition, the...
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6392166 |
Stress relief method for a fluid filled elastomeric bladder
An improved method of producing a fluid filled elastomeric bladder for occupant weight sensing involves annealing the bladder material prior to its installation in a vehicle seat so as to quickly...
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6371174 |
Adhesive application system and method of use
An adhesive supply unit for melting solid and quasi/solid materials, such as polyurethane (PUR) and other hot melt adhesives, is disclosed. The unit features an air control system that...
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6229838 |
Electric arc furnace for the production of steel and method of operating this furnace
An electric arc furnace is provided for the production of steel by melting metal between electrodes. The electric arc furnace comprises gas injectors provided with respective cooling chambers...
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6193503 |
Ash melting furnace and ash melting method thereof
The object of this invention is to provide an ash-melting furnace which can respond to fluctuations in the load and which will be capable of highly efficient and stable operation. In an ash-melting...
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6129256 |
Reflow furnace for an electronic assembly
The invention provides a reflow furnace for an electronic assembly. The electronic assembly comprises a printed circuit board and a device on the printed circuit board. The printed circuit board...
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6095803 |
Thermoplastic adhesive materials conveying system
This invention relates to a Hot Melt Glue Conveying System and in particular to a system for improving the material handling of thermoplastic adhesive chips to provide the uninterrupted flow of hot...
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5968394 |
Constant current needle annealing
A constant current annealing device for annealing a wire or surgical needle is disclosed. The device includes amplitude and time setting devices, such as thumb-wheel switches. A constant current...
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5954497 |
Method for multi-stage calcining of gypsum to produce an anhydrite product
A method and system for calcining gypsum to recover gypsum in a form consisting essentially of calcium sulfate anhydrite is disclosed. The method includes the steps of feeding the ground gypsum...
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5913677 |
Carbon reactivation apparatus
A carbon reactivation apparatus has a fossil fuel kiln adjacent to a rotary dryer and flue gas from the kiln flows through the dryer co-currently with carbon particles to provide a more efficient...
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5800729 |
Mixtures of pentafluoropropane and a hydrofluorocarbon having 3 to 6 carbon atoms
The invention discloses novel azeotrope-like mixtures of fluorinated compounds which are useful for heating and cooling as heat transfer agents and/or refrigerants. The azeotrope-like mixture...
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5711289 |
Vapor removal system for bulk adhesive handling systems
A bulk adhesive handling system (10) having a hopper (16) and a lid (26) includes a vapor removal system (12) comprising a plurality of vent holes (40) formed in the side wall (42) of the hopper...
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5624782 |
Method of manufacturing thick-film resistor elements
To provide a method of manufacturing thick-film resistor elements that forms thick-film resistors having a uniform thickness on a substrate surface with high precision. A method of manufacturing...
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5614016 |
Method and plant for manufacturing cement clinker
A method and plant for burning sludge or filter cakes during the cement clinker manufacture where the cement is manufactured in known manner by the cement raw meal being preheated, calcined and...
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5595480 |
Process for sintering industrial waste
A method for sintering industrial waste into environment conserving stones. The process mixes waste industrial earth and industrial waste in a predetermined ratio, and forms sterile environment...
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5548611 |
Method for the melting, combustion or incineration of materials and apparatus therefor
A plasma arc melter which is equipped with at least two transferred arc plasma torches of opposite polarities is used to melt normal batch materials for producing glass, ceramics, refractories and...
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5453562 |
Process for removing volatile components from soils and sludges contaminated with hazardous and radioactive materials
The present invention relates to a method for separating chemical contaminants such as volatile and semi-volatile chemicals and polychlorinated biphenyls (PCBs), even if the contaminants are...
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5441670 |
Process for producing an electrically conductive mixed oxide of titanium and tantalum or niobium
A process for producing an electrically conductive mixed oxide comprises sintering a power mixture comprising from 30 to 98% by weight of titanium oxide, in terms of the amount of titanium based on...
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5401165 |
Regenerative furnace system with variable flue port control
A regenerative combustion furnace system including a combustion chamber, a pair of primary regenerators, a pair of secondary regenerators, and a gas flow assembly. The gas flow assembly provides...
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5320867 |
Method of making microporous asbestos diaphragms/cathodes for electrolytic cells
Microporous diaphragms adapted for wet-consolidation with composite cathodes for use in electrolytic cells, e.g., chlorine/soda electrolysis cells, comprise a sintered, fluoropolymer...
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5294498 |
Anode material, method for producing it and non-aqueous electrolyte cell employing such anode materials
An anode material composed mainly of a difficultly graphatizable carbon or coke (easily graphatizable coke) consisting essentially of carbon, phosphorus and oxygen, and containing phosphorus in an...
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5275793 |
Direct coupled degasser and liquefier
The present invention describes a method and apparatus in which solid gelatin chunks are liquefied, tempered, and debubbled in a single operation. The debubbling step is accomplished by evacuating...
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5217366 |
Process for heating a thermic enclosure and burner
To heat a thermic enclosure, flames are generated in a burner having a plurality of injectors, from an oxy-combustible mixture, the flames extending in different directions and having different...
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5199867 |
Fuel-burner apparatus and method for use in a furnace
The present invention provides a burner for burning a fuel in an oxidant. In accordance with the apparatus, a fuel nozzle is provided for producing a fuel jet of the fuel adapted to burn within the...
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5193997 |
Apparatus for preheating granular material
An apparatus for preheating a granular material having a suspension preheater including a plurality of stages of cyclones arranged above a calcination furnace such that the granular material is...
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5184950 |
Process and devices for the decontamination of solid products
A process for the decontamination of a solid product polluted by a contaminant which can be vaporized by heating under vacuum, and devices for carrying out such a process, wherein the product is...
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5174746 |
Method of operation of flash smelting furnace
A method for operation of a flash smelting furnace comprising a reaction shaft, a settler connected at one end thereof to the lower portion of the reaction shaft and having a slag discharge port...
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5120217 |
Asphalt reclamation unit with discharge feed and improved hot air flow
A unit for heating initially solid asphaltic material to provide asphaltic concrete in a condition suitable for application, including an inner enclosure defining a volume for containing the...
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5108461 |
Process for producing ceramic powders
Conventional presintering and reaction presintering processes for the production of ceramic powders yield products exhibiting an undesired primary particle size distribution along with localized...
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RE33776 |
Apparatus and method for low temperature thermal stripping of volatile organic compounds from soil
Apparatus and method for removing volatile and semivolatile organic contaminants from natural soil containing moisture by sealing the soil in a stripping conveyor against contact with air and vapor...
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5046946 |
Process for firing ceramic shaped bodies and a tunnel kiln used therefor
A process for firing ceramic shaped bodies is disclosed, which comprises the step of making a heating temperature in a temperature range up to a decomposing temperature of a shaping aid contained...
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5042964 |
Flash smelting furnace
A method and corresponding apparatus for improving the control and efficiency of a combustion reaction in a flash smelting furnace, having the steps of mixing a first oxidizing gas having a first...
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RE33464 |
Method and apparatus for flame generation and utilization of the combustion products for heating, melting and refining
Method and apparatus for high temperature heating, melting, refining and superheating of materials, such a steel scrap, metals, ceramics or glass. The invention provides an economizing method of...
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