|
Match
|
Document |
Document Title |
|
|
7475645 |
Retractable liquor gun holder for a recovery furnace
A liquor gun holder for a recovery furnace includes a rail assembly, a carriage assembly moveably mounted onto the rail assembly such that the carriage assembly is moveable longitudinally along the...
|
|
|
7392751 |
Port rodder with velocity damper
A port rodder assembly for a recovery boiler includes a duct affixed to and in fluid communication with an air port of the boiler, having a hollow interior, and an air inlet opening. A cutting head...
|
|
|
6925969 |
Boiler wall box cooling system
A wall box coupled with a wall port of a combustion device is provided. The combustion device includes a wall and an interior volume defined by the wall. The wall box includes a cooling chamber...
|
|
|
6672227 |
Arrangement for cleaning, airflow control and pushing away melt in air ports of incineration boilers
The arrangement is for cleaning and controlling airflow and where appropriate pushing away melt in an air channel of recovery boilers within the paper and pulp industry. By inclining the regulating...
|
|
|
6652267 |
Burner for the partial oxidation of liquid fuels which contain carbon
The burner has at least two fuel-carrying tubes which are arranged in parallel, the distance between adjacent fuel-carrying tubes being 5 to 30 cm. Each fuel-carrying tube is surrounded by a...
|
|
|
6497230 |
Air port damper
An air port damper system for a recovery boiler employs plural louvers for altering the exit angle of air through an air port. Dampers are provided to enable adjustment of the flow through the...
|
|
|
6446565 |
Blast tuyere for shaft furnaces, in particular blast furnaces or hot-blast cupola furnaces
A blast tuyere for shaft furnaces, includes a conical hollow main body having inner and outer casings defining a hollow space and interconnected by a tuyere nose. The outer casing is formed by a...
|
|
|
6422159 |
Incinerator for home use
An incinerator has a combustion vessel, a base trap and an afterburner. The combustion vessel has a combustion chamber, an exhaust leading from the chamber, an air intake leading to the chamber,...
|
|
|
6363868 |
Combustors and burners with high turndown ratio
Various smoke and combustible gas combustors ( 200, 300 ) are disclosed, and also disclosed are systems ( 100, 200 ) combining gas combustor with inventive burner. Such a burner ( 100 or 100′ )...
|
|
|
6260490 |
Burner isolation valve for pulverized fuel systems
A burner isolation valve or gate for use in the coal-delivery pipes of coal-fired power plants. Safety regulations often require that two valves be placed in the coal delivery line between a...
|
|
|
6257156 |
Wind box for a chemical recovery furnace
The present document describes a wind box used in the air supply of a chemical recovery furnace, the wind box comprising a frame (1) having at least one air inlet opening (2) and at least one air...
|
|
|
6192810 |
Laminar flow air register
A register for use in conjunction with kraft recovery boilers or bark-fired boilers utilizes a pair of shaped damper foils to reduce turbulence and induce laminar flow of air from an associated...
|
|
|
6055943 |
Air port casting
Improved air port castings are employed in a recovery boiler, eliminating the use of a crotch plate in a membrane/tube type boiler. The casting extends over the exposed portion where the membrane...
|
|
|
6024028 |
Protection of the air ports of a recovery boiler
A method and apparatus for extending the life of air ports and nozzles in furnaces, particularly recovery boilers for burning black liquor to produce heat and a chemical melt. Apparatus is provided...
|
|
|
5839893 |
Hot burning nozzle with a change pipe
A device enabling air-blast nozzles to be replaceably mounted in the walls of reaction chambers, or ovens used for processing materials, in order to remove material caked or accumulated on the...
|
|
|
5531189 |
Automated damping port rodder
The present invention uses a pivotally mounted damper to cover the port and provide damping to the boiler furnace. The damper is aligned with and superjacent the rodding mechanism and is supported...
|
|
|
5528999 |
Air nozzle for a recovery boiler
An air nozzle (3) mounted in the wall of a recovery boiler for supplying air from a supply duct (4) into the recovery boiler. The air nozzle (3) comprises a nozzle duct (7) attached to the wall of...
|
|
|
5462433 |
Device for blowing preheated air into a shaft furnace
The present invention relates to a device for blowing preheated air into a shaft furnace, comprising several separate tubular elements, wherein an outer shielding made of steel and an inner lining...
|
|
|
5359965 |
Furnace windbox/water wall seal
A furnace apparatus which includes a plurality of water walls each including a plurality of tubes, the water walls collectively enclose a combustion chamber. The apparatus includes a plurality of...
|
|
|
5351631 |
Removable damper for chemical recovery furnace
Damper apparatus for air ports of a chemical recovery furnace is mounted on a removable windbox faceplate. Damper blades extend from cantilevered arms pivoted at the forward side of the faceplate,...
|
|
|
5307745 |
Removable damper for chemical recovery furnace
Damper apparatus for air ports of a chemical recovery furnace is mounted on a removable windbox faceplate. Damper blades extend from a cantilevered arm pivoted at the forward side of the faceplate,...
|
|
|
5209657 |
Device for injecting preheated air into a shaft furnace and process of manufacturing ball-and-socket joints
A device is presented for injecting preheated air into a shaft furnace and comprises of a plurality of tubular elements provided with a refractory lining, which are connected to each other by a...
|
|
|
5178921 |
Burner block assembly and material
A lightweight burner block assembly includes (a) a relatively thick exterior shell, the exterior shell comprising a refractory material including fibrous alumina and silica and having an internal...
|
|
|
5178819 |
Tuyere blocks of vertical reactor furnaces
A tuyere opening assembly of a vertical furnace or reactor includes at most four prefabricated elements made of moulded refractory concrete, and a lining therein of ceramized refractory keys of...
|
|
|
5167192 |
Damper controller for a chemical recovery furnace
A controller for a damper in a chemical recovery furnace relieves physical engagement between the damper mechanism and an operating handle therefor when such handle is being repositioned. The...
|
|
|
5119743 |
Device for injecting preheated air into a shaft furnace
The device comprises an oblique portion connected by a gooseneck, a nozzle, atuyere and a ball-and-socket joint to the wall of the furnace, in which the oblique portion comprises a tapered tube...
|
|
|
5088423 |
Burner tile assembly
A high-speed type burner tile assembly including a cylindrical mixing tile having a central through-hole, and a combustion tile having a tip portion aligned with the mixing tile. The tip portion of...
|
|
|
5070823 |
Port rodder with anti-drift feature
An anti-drift mechanism for a downwardly oriented port rodder for cleaning a port opening of a recovery boiler. The anti-drift mechanism prevents a cutter of the rodder from accidentally drifting...
|
|
|
5044934 |
Warm up burner for the hearth of a circulating fluidized bed boiler
An oil-burning or gas-burning warm up burner for the hearth of a circulating fluidized bed boiler. The burner has a fuel lance on the axis of the burner, a rectangular peripheral admission channel...
|
|
|
5044327 |
Air/burner port
An air/burner port assembly for a boiler having a water-wall and a windbox spaced rearwardly of the water-wall to form a windbox, comprises a burner and ignitor mounted in the windbox for directing...
|
|
|
5001992 |
Apparatus for regulating air flow through an air port of a chemical recovery furnace
Apparatus for regulating air flow through an air port in a chemical recovery furnace. A plenum having an adjustable damper mounted inside a wind box associated with the furnace adjacent to the air...
|
|
|
4981088 |
Slag eliminator for furnace viewing system
An anti-slagging apparatus for a furnace viewing system removes slag build up deposited on a closed circuit television camera lens tube by occasionally releasing a blast or large volume of air...
|
|
|
4940005 |
Device for injecting preheated air into a shaft furnace
The device is composed of several tubular elements equipped with an inner refractory lining and connected, on one side, to the wall of the furnace by means of a downpipe, an elbow, a tuyere and a...
|
|
|
4940004 |
High energy combustion air nozzle and method for improving combustion in chemical recovery boilers
Recovery boiler wind boxes are upgraded by providing an air nozzle and damper installation where the nozzle crosses through the inside of the wind box. Air is channeled from the box into the nozzle...
|
|
|
4865298 |
Tuyere stock for blast furnaces
A tuyere stock for a blast furnace comprises three pipes arranged end-to-end. Between the first and second pipes and between the second and third pipes there are flexible bellows units and a pair...
|
|
|
4848248 |
Tuyere for the introduction of a reaction medium into a hot gas
The tuyere (3) is clamped in place with its inlet end by way of an integrally formed flange (4) in a flange connection (5) of a pipe adapter (6) attached to the wall (2) on the outside, and a pipe...
|
|
|
4846080 |
Apparatus for regulating air flow through an air port of a chemical recovery furnace
Removable apparatus for regulating air flow through an air port in a chemical recovery furnace. A plenum mounted adjacent an air port inside a wind box associated with the furnace supplies...
|
|
|
4838182 |
Apparatus for regulating air flow through an air port of a chemical recovery furnace
Removable apparatus for regulating air flow through an air port in a chemical recovery furnace. A plenum having an adjustable damper is mounted inside a wind box associated with the furnace...
|
|
|
4822428 |
Apparatus for cleaning air ports of a chemical recovery furnace
Apparatus for cleaning air ports in a chemical recovery furnace includes a plurality of rods, each having a cleaning tip thereon, mounted on a wind box adjacent the furnace. The rods are...
|
|
|
4759297 |
Furnace burner block
The burner block or tile in industrial furnaces is conventionally made of refractory ceramic material. Such refractories are susceptible to cracking from thermal shock if the temperature of the...
|
|
|
4759299 |
Deslagger for instrument equipped boiler port
An instrument assembly is mounted to view the inside of a furnace or boiler, its probe extending into a port in the furnace wall. To remove slag built up within the port, a deslagger unit is...
|
|
|
4748916 |
Cast air nozzle
A cast air nozzle is adapted to be mounted on the bottom of a combustor, particularly a fluidized-bed combustor. The air nozzle comprises a substantially gun-shaped body having a substantially...
|
|
|
4744313 |
Air supply apparatus for an incinerator
A water-cooled air supply system for the combustion chamber of an incinerator. A longitudinal trough is formed in the lower end of the combustion chamber and a plurality of air supply tubes are...
|
|
|
4716857 |
Furnace wall comprising feed nozzles molded in two complementary parts
A fluid, especially secondary air, feed nozzle of an incinerator furnace, in accordance with the invention, is made in two complementary recessed parts (11, 12). These parts are molded from...
|
|
|
4685703 |
Expansible and contractible duct
A longitudinally expansible and contractible duct characterized by the employment of a pair of expansible and contractible bellows protected by internal, thermally insulated, baffles which are...
|
|
|
4653409 |
Apparatus for regulating and cleaning an air passage in the wall of a furnace
An apparatus for regulating and cleaning air passages (4) provided in the side-wall of a furnace, such as a soda recovery boiler, and connected to an air box positioned outside the wall, comprising...
|
|
|
4579068 |
Melting system
A melting system which is constructed of a melting furnace having a substantially cylindrical furnace body, a blast pipe for introducing air from a pre-arranged air supply source into the furnace...
|
|
|
4576101 |
Stoker
A stoker construction which readily adapts to a wide variety of different sized combustion chambers, utilizing a minimum number of standarized modules. The modules may be arranged singly, or in...
|
|
|
4545308 |
Apparatus for regulating airflow to a chemical recovery boiler
A chemical recovery furnace (10) having air nozzles (12) is provided with apparatus (22) for keeping the nozzles clear of combustion product deposits, and also accurately controlling the airflow...
|
|
|
4437415 |
Burner block assembly for industrial furnaces
A burner block for an industrial furnace is resiliently seated in a hollow annular member, the latter being made of a metal such as stainless steel and the burner block being made of a refractory...
|