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JP62119304 |
PURPOSE: To improve the combustion efficiency and to completely burn a liquefied fuel by introducing air into a tubular fire grate from the flue side, and ejecting heated air at a predetermined angle through nozzle arranged to the direct...
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JP62116807 |
PURPOSE: To enable a complete combustion of solid fuel made from a waste plastic material and a combustible material to be carried out by a method wherein a combustion chamber for a primary combustion and a secondary combustion is arrang...
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JP62116813 |
PURPOSE: To enable a combustion of fine powder coals at less energy cost to be performed by a method wherein each of auxiliary combustion gas containing concentration of oxygen of more than a specified value and fine powder coals are pre...
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JP62102007 |
PURPOSE: To be able to set fire easily to charcoal, oval briquettes, etc. by burning solid fuel etc. and alcoholic fuel simultaneously. CONSTITUTION: At first alcoholic sol fuel 2 is ignited by a match, etc. and compacted coal 1 such as ...
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JP62102008 |
PURPOSE: To be able to discharge molten ash easily even at the low load time by installing an upper burner at the upper part and a lower burner at the lower part, whose tips are directed downward respectively in the condition that a prim...
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JP62102006 |
PURPOSE: To be able to operate a boiler with pulverized coal only using coal gas fuel as auxiliary fuel by installing a coal gasification device which is placed near the pulverized coal-fired boiler and gasifies a part supplied coal with...
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JP62084208 |
PURPOSE: To restrict a generation of NOx having a high concentration when a non-combustible gas in a flame is to be burnt by a method wherein combustion air having a volume of a specified rate in respect to an amount of air for a full co...
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JP62080422 |
PURPOSE: To enable a stable combustion of an entire object to be ignited with a high productivity by a method wherein a conveyor is driven while the object to be ignited is positioned at the most-near position of an inlet part on a conve...
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JP62080421 |
PURPOSE: To enable a stable combustion to be performed with a high productivity of an entire item to be ignited by a method wherein non-ignited object on a conveyor is ignited with a combustion energy of the already-ignited object to be ...
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JP62077508 |
PURPOSE: To control an obstacle of slagging in burning by injecting slagging depressant and cooling medium into the high temp. part of a boiler burning petroleum coke. CONSTITUTION: Slagging depressant which has one kind or more of compo...
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JP62069017 |
PURPOSE: To improve ignition and combustion properties, by a method wherein, after pulverized coal produced by a mill is separated from transporting, gas only the pulverized coal is forced into direct contact with high temperature gas to...
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JP62062105 |
PURPOSE: To supply warm air and water into which heat amount held by fuel is converted by introducing heat into wind to make hot wind and also constructing the wall of a furnace as a double-wall to make a warm water storage tank in it. C...
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JP62005005 |
PURPOSE: To obtain a combustion apparatus of a low price and of high efficiency, by employing instead of a fire grate, a fire bed consisting of a flat board of metals, concrete etc. covered all over thereof with ash, volcanic ash, earth ...
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JP62005004 |
PURPOSE: To assure the discharge of ashes, by providing a feeder screw for an air charge pipe of a combustion chamber to prevent clogging of air charge holes. CONSTITUTION: A blower tube 12 is installed on top of rear wall 11 of a combus...
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JP61295429 |
PURPOSE: To obtain the stove, exclusively used for oil coke, without using any rooster by a method wherein a raised bottom plate is arranged below a lower air suction port and a space below the raised bottom plate is utilized as an ash r...
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JP61285319 |
PURPOSE: In a spreader stoker having a reversely-travelling-grate stoker for a coal fired boiler, to cause a stable combustion, by providing an auxiliary fire grate for ignition at the innermost part of a reversely-travelling-grate stoke...
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JP61268908 |
PURPOSE: To reduce a volume of NOx and improve a characteristic of combustion by a method wherein either sodium or its compound is added to the coal to be ignited and then they are ignited. CONSTITUTION: Sodium-adding device 13 for use i...
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JP61259004 |
PURPOSE: To restrict the adhesion and cohesion of powder particles after solid fuel is crushed and to prevent the powder particles from being adhered to and accumulated in equipment unit and pipings or the like by a method wherein the as...
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JP61259003 |
PURPOSE: To provide a solid fuel combustion device having spiral rotary grid mounted as a grid by a method wherein a cylindrical secondary combustion area having the circumferential wall with a secondary combustion air inlet port for cau...
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JP61250416 |
PURPOSE: To control slagging trouble during combustion, by supplying and burning slagging inhibitors including specific compounds as effective components together with solid petroleum residue (SPR). CONSTITUTION: Slagging inhibitors incl...
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JP61246291 |
PURPOSE: To reduce the amount of an unburned fuel of a solid fuel for improving combustion efficiency and reducing load of an unburned fuel-removing apparatus, by impregnating a solid fuel with an iron salt soln. and/or a calcium salt so...
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JP61243206 |
PURPOSE: To reduce the cost of facility and operating cost and to improve a low Nox state as well as an efficiency of boiler by a method wherein a fine powdered coal burner is arranged at a position above a spreader in a combustion chamb...
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JP61235635 |
PURPOSE: To contrive maintanance, easiness in cleaning and miniaturization of the titled boiler, by constituting the titled boiler by making a water tube group and fire tube group into paths which are independent of each other, making th...
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JP61223409 |
PURPOSE: To enable to improve heat efficiency and eliminate trouble of corrosion, etc. at heat exchanger tubes owing to ash adhesion on heat exchanger by burning completely volatile matter only and burning incompletely solid matter after...
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JP61213406 |
PURPOSE: To enable to make complete burning and reduce heat loss by supplying only coarsely crushed coals and combining a boiler having a combustion chamber with a semiburning gasification furnace which burns a part of coals and thereby,...
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JP61208422 |
PURPOSE: To prevent temperature rise in the combustion zone where a flame is provided to keep combustion by supplying primary air for combustion from the end of the opening of either one of furnace walls and at the same time supplying th...
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JP61208409 |
PURPOSE: To raise the efficiency of a boiler and reduce its NOx content in the combustion by providing a secondary air nozzle at the boundary section of the lower combustion chamber and the upper combustion chamber and providing an air h...
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JP61205705 |
PURPOSE: To enable to burn solid fuel with no generation of clinker by installing an opening and closing device for a fuel supply hole, and primary and secondary blast pipes which are placed in nearly tangential direction to an inner dia...
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JP61168704 |
PURPOSE: To raise efficiency in completely gassified combustion of a granular solid fuel by providing a heating and carbonizing chamber with a grate on its lower end, a cylindrical primary combustion burner section with a plurality of ai...
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JP61128020 |
PURPOSE: To enable a complete combustion of ashes and non-ignited materials to be performed by a method wherein a difference in height is made at a downstream side end of a tranferring direction of a combustion floor and a nozzle for air...
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JP61110804 |
PURPOSE: To prevent deformation and melting of a fire grate due to an intensive heat by a method wherein a plurality of fire proofing spherical blocks of A group so as to cover its almost whole area. CONSTITUTION: Around the lower end of...
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JP61096304 |
PURPOSE: To permit to constitute a hearth in compact and effect combustion efficiently by a method wherein the rotating hearth of a stage type which a central part is high and outer peripheral part is low, is arranged on the bottom of th...
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JP61083803 |
PURPOSE: To enable to suppress the rate of generation of NOx in a combustion furnace, by flowing recycling gas low oxygen concentration into the spaces directly above a traveling grate and in the upper part of a furnace body. CONSTITUTIO...
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JP61052505 |
PURPOSE: To enable to produce potential energy of produced gas which is suitable to be burned in high temperature, and potential energy of coke, by dividing potential energy of solid fuel into two by partitioning off a combustion furnace...
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JP61049922 |
PURPOSE: To extremely facilitate removal of scale, by a method wherein 0.1W 3wt%, based on oil coke powder, of an alumina material, for example, Al2O3, is added and burnt. CONSTITUTION: When oil cokes are burnt in a boiler, 0.1W3wt%, bas...
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JP61046806 |
PURPOSE: To perform a reignition of dusts and improve a reduction of waste materials by a method wherein almost of all the oil coke dust are supplied to a combustion chamber together with stabilizing oil fed to the combustion chamber. CO...
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JP61046805 |
PURPOSE: To perform a recombustion of dust and make reduce remarkably an amount of waste material by a method wherein almost of all the oil coke dust discharged from a main body of boiler and a dust collector are supplied to the combusti...
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JP61041816 |
PURPOSE: To enable the consistent and uniform burning of a solid fuel utilizing waste by a method wherein a screw axis of which feeding direction by a screw blade is directed toward a central part direction thereof is arranged on a furna...
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JP61036606 |
PURPOSE: To permit to burn efficiently various wooden solid fuel by a same device by a method wherein air is supplied into a combustion chamber from a lower part, a side part and an upper part. CONSTITUTION: The proportion of the air sup...
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JP61011520 |
PURPOSE: To completely incinerate lump objects without cutting or pulverizing by burning the lump objects placed in a smke duct by a burning gas flow, and recirculating the burnt gas produced as a result of the burning of said lump objec...
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JP60256706 |
PURPOSE: To improve an efficiency of a combustion by changing a dispersion method of a secondary air following to a decrease of a fuel, with a primary air is supplied upwardly from a lower part of a deposited layer of a solid fuel, and t...
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JP60256705 |
PURPOSE: To prevent a violent combustion due to a combustible component by reducing a recirculating amount of a exhaust gas in a condition of generating a lot of combustible component under intervention of a control valve in a passage of...
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JP60251303 |
PURPOSE: To easily carry out the combustion control without using power by burning fuel between the lower tip end of a fuel supplier and a fire grate and at peripheral side portion, and naturally supplying the fuel which is burnt out gra...
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JP60248905 |
PURPOSE: To restrain the generation of NOx gas by a method wherein a recirculating gas for burning having low oxygen concentration is blown into the burning area in which finely divided powders are floating in the upper part space of a f...
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JP60248904 |
PURPOSE: To reduce the discharging NOx gas concentration by a method wherein a recirculating gas for burning is blown into the upper part of a fire grate. CONSTITUTION: When a recirculating gas 10 having low oxygen concentration which is...
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JP60221605 |
PURPOSE: To make an igniting operation unnecessary even under a condition that combustion heat is not needed is continued for a long time, by intermittently feeding only solid fuel into a combustion chamber when combustion is taken place...
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JP60218504 |
PURPOSE: To prevent clinker based on cinder from generating, by a method wherein a ventilation side duct extending outward of a combustion furnace is provided on an appropriate position of an air passage supplying secondary air to a comb...
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JP60211206 |
PURPOSE: To increase the combustion efficiency of a burner, by recycling at least part of exhaust gas from a combustion zone to the side of combustion by an air ejector. CONSTITUTION: The secondary combustion chamber 6 is directly connec...
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JP60211217 |
PURPOSE: To uniformly ignite the whole surface area of granular combustible material, by producing explosive combustion by introducing fresh air after filling the upper space of a sintering truck with volatile gas. CONSTITUTION: When the...
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JP60205113 |
PURPOSE: To enable a sufficient volume of air to be supplied to a combustion shelf of an incinerator by a method wherein an aeration passage pipe extending outwardly out of the incinerator is added to an air passage for supplying seconda...
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