WO2006035570A1 - 加熱処理装置及び加熱処理方法 - Google Patents
加熱処理装置及び加熱処理方法 Download PDFInfo
- Publication number
- WO2006035570A1 WO2006035570A1 PCT/JP2005/016022 JP2005016022W WO2006035570A1 WO 2006035570 A1 WO2006035570 A1 WO 2006035570A1 JP 2005016022 W JP2005016022 W JP 2005016022W WO 2006035570 A1 WO2006035570 A1 WO 2006035570A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- combustion chamber
- combustion
- heating container
- heat treatment
- waste
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/08—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating
- F23G5/14—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating including secondary combustion
- F23G5/18—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating including secondary combustion in a stack
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B15/00—Obtaining copper
- C22B15/0026—Pyrometallurgy
- C22B15/0056—Scrap treating
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/001—Dry processes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
- F23G5/027—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage
- F23G5/0276—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage using direct heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/08—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating
- F23G5/14—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating including secondary combustion
- F23G5/16—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating including secondary combustion in a separate combustion chamber
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/32—Incineration of waste; Incinerator constructions; Details, accessories or control therefor the waste being subjected to a whirling movement, e.g. cyclonic incinerators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J1/00—Removing ash, clinker, or slag from combustion chambers
- F23J1/08—Liquid slag removal
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
- F23M11/00—Safety arrangements
- F23M11/04—Means for supervising combustion, e.g. windows
- F23M11/045—Means for supervising combustion, e.g. windows by observing the flame
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/02—Crucible or pot furnaces with tilting or rocking arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B14/0806—Charging or discharging devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B14/10—Crucibles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B14/14—Arrangements of heating devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B14/14—Arrangements of heating devices
- F27B14/143—Heating of the crucible by convection of combustion gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/001—Extraction of waste gases, collection of fumes and hoods used therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D7/00—Forming, maintaining, or circulating atmospheres in heating chambers
- F27D7/02—Supplying steam, vapour, gases, or liquids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2202/00—Combustion
- F23G2202/10—Combustion in two or more stages
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2202/00—Combustion
- F23G2202/20—Combustion to temperatures melting waste
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Definitions
- the present invention relates to a heat treatment apparatus and a heat treatment method, and more particularly to a heat treatment apparatus and a heat treatment method suitable for recovering valuable metals and the like by heat-treating waste.
- a combustion device having a primary combustion chamber and a secondary combustion chamber is conventionally known.
- This combustion device with a two-chamber structure burns waste in the primary combustion chamber and then burns unburned gas in the secondary combustion chamber with an afterburner for the purpose of complete combustion of waste. It is.
- Patent Document 1 discloses a metal material such as a packaging material, a can, an electric wire, and a substrate material in which a plastic such as polyester and a metal such as aluminum are laminated in a laminate. A configuration for recovering only the unoxidized state is disclosed.
- a heat exchange tube is provided in a heat medium such as high-temperature sand deposited in a pyrolysis furnace.
- a heat medium such as high-temperature sand deposited in a pyrolysis furnace.
- Patent Document 1 Japanese Patent Laid-Open No. 9-323075
- the heat treatment apparatus disclosed in Patent Document 1 needs to supply waste into the heat exchange tube in a state where air is cut after the waste is shredded in advance. There was a problem that the feeding work was complicated. In addition, since sand or the like is used as a heat medium, it is difficult to accurately control the heating temperature according to the waste, and workability is not good.
- the present invention has been made to solve such a problem, and it is possible to keep the exhaust gas generated during processing clean, and in the case where valuable metals are contained in the waste. It is an object of the present invention to provide a heat treatment apparatus and a heat treatment method that can efficiently recover this.
- the object of the present invention is to provide an apparatus main body having a combustion chamber, a combustion pan that supplies heated gas to the combustion chamber, a flue that discharges combustion gas generated in the combustion chamber to the outside, and a front A heating container housed in the combustion chamber, the heating container having a bottom and an opening at the top, the opening being openable and closable by a lid, and with the lid closed
- a heat treatment apparatus in which a communication portion communicating with the upper portion of the combustion chamber is formed.
- the waste contained in the heating container can be heated in a reducing atmosphere by the operation of the combustion panner, so that high-quality valuable metal remains in the heating container. It can be recovered. Further, the unburned gas generated in the heating container can be discharged from the communicating portion and completely burned in the combustion chamber, and the exhaust gas can be kept clean.
- the waste is, for example, metal waste such as aluminum, copper and zinc, and combustible oil, paint, plastic, rubber, cloth, paper, wood and the like.
- the step of storing the metal waste accompanied by the combustible waste in the heating container the combustion chamber is heated by the combustion panner to melt the metal waste, and the communication part And combusting the unburned gas of the combustible waste discharged through the combustion chamber in the combustion chamber.
- wastes suitable for this heat treatment method include aluminum beverage cans, aluminum oiled chips, scrap materials, sash material scraps coated with or combined with plastics, etc.
- Metal disposal This is effective when the object includes a metal injection needle.
- the heat treatment method using the heat treatment apparatus includes a step of storing metal waste accompanied by combustible waste in the heating container, and heating the combustion chamber by the combustion panner, so that the metal waste is disposed. Heating the heating container in a state in which the object does not melt, and combusting the unburned gas of the combustible waste discharged through the communication portion in the combustion chamber.
- the heat treatment method using the heat treatment apparatus includes food waste, A step of storing combustible waste such as waste bra, plastic bottle, paper, wood, and coffee grounds in the calo heat container, and a combustion air from the first auxiliary air supply means while supplying combustion air.
- a step of storing combustible waste such as waste bra, plastic bottle, paper, wood, and coffee grounds in the calo heat container and a combustion air from the first auxiliary air supply means while supplying combustion air.
- FIG. 1 is a plan view of a heat treatment apparatus according to an embodiment of the present invention.
- FIG. 2 is a cross-sectional view taken along the line AA in FIG.
- FIG. 3 is a cross-sectional view taken along the line BB in FIG.
- FIG. 4 is a cross-sectional view of a waste combustion apparatus according to another embodiment of the present invention.
- FIG. 5 is a cross-sectional view of a waste combustion apparatus according to still another embodiment of the present invention.
- FIG. 6 is a cross-sectional view of a waste combustion apparatus according to still another embodiment of the present invention.
- FIG. 7 is a cross-sectional view of a waste combustion apparatus according to still another embodiment of the present invention.
- FIG. 8 is a cross-sectional view of a waste combustion apparatus according to still another embodiment of the present invention.
- FIG. 1 is a plan view of a heat treatment apparatus according to an embodiment of the present invention.
- 2 and 3 are an AA sectional view and a BB sectional view of FIG. 1, respectively.
- the heat treatment apparatus 1 includes an apparatus main body 10, and a combustion paner 20 and a flue 30 attached to the apparatus main body 10.
- the apparatus main body 10 is configured by lining a refractory material 12 on an iron casing 11, and a space surrounded by the refractory material 12 is defined as a combustion chamber 13. It has become.
- the combustion chamber 13 has an exhaust port 131 formed in the lower portion thereof, and a flue 30 is connected to the exhaust port 131.
- a support base 14 is installed on the floor of the combustion chamber 13, and a heating container 15 is placed on the support base 14.
- an air supply port 132 for introducing combustion air from the outside is formed in the side wall of the combustion chamber 13.
- the air supply port 132 is formed in three force points at substantially equal intervals along the circumferential direction with respect to the combustion chamber 13 having a circular shape in plan view, and is formed in three upper and lower stages at each point.
- the flow rate of the air introduced from each air supply port 132 can be individually controlled by adjusting the opening degree of the valve 132 a installed in the pipe connected to the air supply port 132.
- the formation direction of the air supply port 13 is substantially the same as the radial direction of the combustion chamber 13, but in order to make a swirl flow easily occur in the combustion chamber 13,
- the air inlet 13 may be formed along the tangential direction of the chamber 13.
- the air introduced from the air supply port 132 is not limited to room temperature, and is preheated by, for example, exchanging heat with the combustion gas exhausted through the exhaust port 131 or other waste heat. Air may be introduced. Further, the formation position and the number of the air supply ports 132 are not limited to those of the present embodiment, and can be set as appropriate depending on the necessary air introduction amount. Further, when sufficient air can be introduced from the combustion burner 20 described later, the air supply port 132 is not necessarily provided.
- the support base 14 is formed in a cylindrical shape, has a ventilation portion 141 on a side wall, and supports the heating container 15 by having an end surface abutting against the bottom surface of the heating container 15.
- the ventilation portion 141 is composed of grooves formed at four positions at equal intervals on the upper and lower ends of the support base 14.
- the heating container 15 has a bottom and has an opening in the upper part, and in this embodiment in which it is preferable that the material power has good thermal conductivity, the main part is a container made of a graphite crucible.
- the main body 151 is configured.
- Graphite crucibles are widely used in crucible furnaces for melting non-ferrous metals, mainly composed of scaly graphite and silicon carbide, having high thermal conductivity and excellent oxidation resistance, heat resistance and thermal shock resistance. Wide range from low temperature to high temperature! Excellent durability in temperature range Demonstrate.
- One or more grooves are formed in the upper part of the container body 151, and the upper end force of the container body 151 is contacted with the lower surface of the disc-shaped holding part 152 via a cushioning material (not shown) such as ceramic fiber.
- a cushioning material such as ceramic fiber.
- the groove portion functions as the communication portion 153.
- the holding part 152 is fixed to the upper surface of the apparatus main body 10, and the upper end surface of the part protruding upward is an inclined surface.
- the size and number of the communication portion 153 are not particularly limited, but it is preferable that the number is preferably as small as possible so that dust or ash generated in the heating container 15 is not discharged. preferable.
- a filter in the communication part 153, it is possible to reliably prevent the discharge of dust and ash.
- the filter include a noble-like, felt-like, sheet-like, and mesh-like air-permeable member such as a ceramic fiber.
- a baffle plate or the like may be attached in the vicinity of the communication portion 153 so that dust ash in the heating container 15 is not scattered by the flow of combustion gas generated in the combustion chamber 13.
- the communication portion 153 is formed so as to communicate with the upper portion of the combustion chamber.
- the shape of the communication portion 153 is not necessarily a groove portion as in this embodiment.
- a through hole formed in the side wall of the heating container 15 can be used as the communication portion 153.
- a protrusion may be provided on the lower surface of the holding part 152, and a gap between the protrusions formed by the protrusion coming into contact with the upper end surface of the container main body 151 may be used as the communication part 153.
- the lid body 16 is a flat plate member that is pivotably attached to the upper end of the holding portion 152 by a hinge or the like, and the upper opening of the heating container 15 can be opened and closed by rotating the lid body 16. ing.
- the lid 16 is provided with a safety valve 163 that releases the pressure when the heating container 15 is closed and the pressure rises to a predetermined pressure.
- a first auxiliary air supply pipe 17 connected to a pressurized air supply source (not shown) such as a blower is inserted into the holding portion 152, and the first auxiliary air supply pipe 17
- the tip of the tube extends into the heating container 15.
- One or more air inlets 171 are formed at the tip of the first auxiliary air supply pipe 17, and by adjusting the opening degree of the control valve 1 72 interposed in the middle of the first auxiliary air supply pipe 17.
- the combustion air can be supplied to the heating container 15 at a desired flow rate. wear.
- the first auxiliary air supply noise 17 is configured to be detachable from the flange portion 173 so as not to get in the way when not needed! RU
- Combustion burner 20 has a known configuration including a pilot burner that performs preliminary combustion and a main burner that performs main combustion, and fuel supplied through fuel pipe 21 and combustion air supply pipe 22 respectively. By appropriately adjusting the flow rate (air ratio) of the combustion air, the combustion load and the combustion temperature can be controlled.
- the combustion pan 20 is provided at a lower position than the communication part 153 in the upper part of the combustion chamber 13 so that the generated combustion gas is discharged from the exhaust port 131 while swirling around the heating vessel 15. Further, the heating container 15 is arranged in the tangential direction and slightly downward from the horizontal direction.
- the arrangement of the combustion panner 20 and the exhaust port 131 is not necessarily limited to that of the present embodiment, but the combustion gas supplied from the combustion panner 20 to the combustion chamber 13 is sufficiently stirred in the combustion chamber 13, and It is preferable that the arrangement is such that a sufficient combustion time until exhaust from the exhaust port 131 can be secured. From this point of view, in the present embodiment, the height from the exhaust port 131 to the combustion burner 20 is increased to be as large as possible, and the length in the turning direction from the combustion burner 20 to the exhaust port 1 31 is further increased. As shown in FIG. 1, the combustion burner 20 and the exhaust port 131 are arranged so as to be close to each other so as to be as large as possible. In addition, a stirring plate or the like may be provided inside the combustion chamber 13 as necessary so as to promote stirring and mixing of the combustion gas.
- the flue 30 is formed so that a pipe extending horizontally from the exhaust port 131 is bent and extends vertically upward, and a part of the flue 30 has an enlarged diameter portion 31 having an enlarged cross-sectional area.
- a second auxiliary capable of supplying combustion air from a pressurized air supply source (not shown) such as a blower between the exhaust port 131 and the enlarged diameter portion 31 (that is, upstream of the enlarged diameter portion 31).
- An air supply pipe 32 is provided.
- One or more air inlets 321, 21 are formed at the tip of the second auxiliary air supply pipe 32.
- the combustion air can be supplied to the flue 30 at a desired flow rate.
- a sealed opening / closing door 301 for cleaning is provided at the bent portion of the flue 30.
- a plurality of baffle plates 311 are arranged along the vertical direction in the enlarged diameter portion 31, and the combustion gas introduced from the exhaust port 131 and the second auxiliary plate From air supply pipe 32 The combustion air to be introduced is sufficiently mixed and stirred inside the enlarged-diameter portion 31 and the residence time is secured.
- the air supply port 132 of the combustion chamber 13, the first auxiliary air supply pipe 17, the combustion air supply pipe 22 of the combustion burner 20, and the second auxiliary air supply pipe 32 are each a factory air blower, etc. Connected to a source of pressurized air. Each of them may be individually connected to a plurality of pressurized air supply sources, or may be branched and connected from the same pressurized air supply source.
- the first blower (not shown) is connected to the combustion air supply pipe 22, and the second blower (not shown) is connected to the air inlet 132 and the first auxiliary air supply pipe 17. And a branch connection to the second auxiliary air supply pipe 32.
- waste is stored in the heating container 15, the lid body 16 is closed, and then high-temperature combustion gas is supplied from the combustion pan 20 to the combustion chamber 13. As a result, the waste in the heating container 15 is heated. Since the inside of the heating container 15 is closed by the lid body 16, the inside is in an oxygen-free state or a low-oxygen state, so that the waste in the heating container 15 is burned in a reducing atmosphere.
- the ventilation portion 141 is formed in the support base 14 that supports the heating container 15, the combustion gas contacts not only the side wall but also the bottom of the heating container 15, and the entire heating container 15 is It can be heated efficiently.
- the interior of the combustion chamber 13 becomes a negative pressure when high-temperature combustion gas rises in the flue 30 through the exhaust port 131, and water vapor and organic substances generated from waste by heating the heating container 15 Such unburned gas is led out from the communication part 153 to the combustion chamber 13.
- This unburned gas is mixed with the combustion gas in the combustion chamber 13 and burned, and is discharged from the flue 30.
- the combustion burner 20 is disposed above the exhaust port 131, and the combustion gas injected from the combustion burner 20 swirls along the wall surface of the combustion chamber 13, so that unburned gas is removed from the combustion chamber.
- complete combustion of unburned gas in the combustion chamber 13 can be promoted, and the exhaust exhausted from the flue 30 is maintained in a clean state, and smoke and odors are maintained. , Dust ash and other emissions can be prevented.
- combustion air can be introduced into the combustion chamber 13 from the air supply port 132. Therefore, when the amount of air introduced into the combustion chamber 13 from the combustion partner 20 is insufficient, This shortage can be compensated to ensure complete combustion in the combustion chamber 13.
- the combustion air can be supplied from the second auxiliary air supply pipe 32 to the flue 30, unburned gas should be generated in the exhaust gas passing through the flue 30. Even if it is included, the combustion can be completed in the flue 30, so that the exhaust gas can be reliably maintained in a clean state.
- the temperature of the combustion gas supplied from the combustion pan 20 is preferably a power of 800 ° C or higher, which promotes complete combustion of unburned gas and dioxins, and more preferably 850 ° C or higher. preferable.
- the upper limit of the combustion temperature is determined in consideration of the heat resistance of the material used, but for example, when using a graphite crucible as in this embodiment, it can be used at a high temperature of about 1500 ° C. .
- the combustion amount of the combustion burner 20 can be reduced.
- the main burner of combustion burner 20 may be stopped and only the nozzle burner burned, or the supply of fuel to combustion burner 20 may be stopped, and only normal temperature air may be supplied from combustion burner 20. It may be.
- the opening degree of the valve 132a of the air supply port 132 can be adjusted to control the inside of the combustion chamber 13 to have an optimum air-fuel ratio.
- the heat treatment apparatus of this embodiment can effectively recover the combustion heat of combustible waste that can efficiently recover waste power valuable metals as a resource, and can be applied by creating thermal energy. .
- the temperature of the combustion chamber 13 is monitored by a temperature sensor (not shown) or the like while monitoring the combustion bar.
- the combustion amount and air ratio can be adjusted and set to the desired temperature by on / off control of the main and pilot burners in the na 20 and the opening adjustment of the valve 132a of the air inlet 132.
- the combustible organic substance contained in the waste can be burnt and carbonized by setting the inside of the heating container 15 in a reducing atmosphere.
- the inside of the heating container 15 can be gradually acidified and ashed.
- the heating container since the combustion air can be supplied to the heating container 15 via the first auxiliary air supply pipe 17, the heating container can be adjusted by adjusting the opening of the control valve 172.
- the inside of 15 can be quickly brought into an acid atmosphere.
- the treatment state of the combustible waste in the heating container 15 can be either carbonized or ashed, and can be freely selected according to the type of waste and the purpose of treatment.
- combustion air is introduced from the air supply port 132 of the combustion chamber 13, but by introducing another combustion-supporting gas such as oxygen from the air supply port 132, You may make it promote complete combustion in the combustion chamber 13.
- oxygen is introduced as a combustion-supporting gas, combustible waste that is easily carbonized, such as garbage or medical waste, can be surely incinerated.
- combustion air can be supplied from the first auxiliary air supply pipe 17 to the inside of the heating container 15, but the first auxiliary air supply pipe 17 can supply the heating container.
- the other gas may be supplied to 15.
- another combustion-supporting gas such as oxygen may be supplied to actively promote combustion in the heating container 15.
- an inert gas such as nitrogen or argon from the first auxiliary air supply pipe 17 to the heating container 15, generation of unnecessary oxides in the heating container 15 can be suppressed.
- the combustion chamber 13 is heated by the combustion burner 20.
- the internal temperature of the combustion chamber 13 may be appropriately set in consideration of the melting temperature of the metal waste to be accommodated so that the metal waste melts inside the heating container 15.
- the temperature of the combustion chamber 13 can be set to about 900 ° C.
- the inside of the heating container 15 is preferably heated in a reducing atmosphere. That is, the air ratio of the combustion burner 20 should be set within a normal range (for example, about 1.1 to 1.3), and the control valve 172 of the first auxiliary air supply pipe 17 should be closed. Is preferred. Further, if necessary, a material for promoting carbonization such as coconut or plastic may be introduced into the heating container 15 to enhance the reducing atmosphere. Thus, by melting the metal waste in a reducing atmosphere, it is possible to prevent the molten metal from being oxidized and to easily recover it as a valuable metal. If oxidation is not particularly problematic depending on the type of metal, etc., air may be introduced from the first auxiliary air supply pipe 17 to the heating container 15 to promote oxidative combustion inside the heating container 15. ⁇ ⁇ .
- an inert gas such as nitrogen or argon may be supplied from the first auxiliary air supply pipe 17. Thereby, generation of slag and the like in the heating container 15 can be prevented, and the quality of the molten metal can be increased.
- the unburned gas of the combustible waste generated in the heating container 15 is led to the combustion chamber 13 through the communication part 153, and the swirling flow of the combustion gas from the combustion burner 20 and, if necessary, After being mixed with the combustion air from the air supply port 132 to be introduced and combusted in the combustion chamber 13, it is discharged from the exhaust port 131 through the flue 30 to the outside.
- a plastic or rubber part is attached, and a medical waste such as an injection needle, a plastic container for infusion, gauze, absorbent cotton, or a bandage is stored in the heating container 15.
- a medical waste such as an injection needle, a plastic container for infusion, gauze, absorbent cotton, or a bandage is stored in the heating container 15.
- a small amount of aluminum beverage cans and aluminum waste bullion were accommodated, and heat treatment was actually performed by operating the combustion burner 20 and introducing air from the air supply port 132.
- the temperature of the combustion chamber 13 was set to 1000 ° C, and the heating time was 1 hour.
- the control valve 172 was opened during the heating, and air was introduced from the first auxiliary air supply pipe 17 into the heating container 15.
- the exhaust gas discharged from the flue 30 was clean, and exhaust of smoke, odor, dust ash, etc. was quite powerful.
- the injection needle was melted and remained with the aluminum can and the base metal at the bottom of the heating container 15, and white ash remained only in the rest.
- the aluminum block mixed with the injection needle can be effectively used as an aluminum material for a deoxidizer in a steel refinery process, for example.
- the above description relates to a method for melting and recovering metal waste. Depending on the type of waste, it can be separated and recovered from other waste without melting the metal waste. .
- the combustion chamber 13 is heated by the combustion burner 20 while maintaining the state where the metal waste does not melt, and as necessary for complete combustion. Heat treatment may be performed by introducing combustion air from the air supply port 132.
- Wastes suitable for such heat treatment include electrical and electronic boards containing noble metals such as gold, silver, platinum, PCs, mobile phones, etc. containing these, or organic-coated copper wires, silver Examples include waste waste with paste attached. Also in this case, it is preferable that the inside of the heating container 15 is heated in a reducing atmosphere, but air may be supplied from the first auxiliary air supply noise 17 as necessary. Control of the fuel flow rate and air ratio of combustion burner 20 or the amount of air introduced from supply port 131 occurs in heating container 15 while maintaining the inside of heating container 15 at a temperature lower than the melting temperature of the metal waste. It is preferable that unburned gas be burned in the combustion chamber 13.
- the heat treatment apparatus of the present embodiment can be preferably used as a general combustible waste combustion apparatus as well as being suitably used for the recovery of metal waste as described above.
- combustible waste include coffee 'tea' shochu for shochu, soy sauce cake, food waste, plastic bottles such as bags and sheets, rubber products, and waste nets for fisheries.
- examples include wood, wood chips, waste wood, rice husk, tomato stem, paper, cardboard, organic paint, and waste oil.
- the control valve 172 is opened during heating and air is introduced into the heating container 15 from the first auxiliary air supply pipe 17, so that combustible waste is discharged.
- object Partially burns inside the heating vessel 15.
- the unburned gas that has not burned in the heating container 15 is led to the combustion chamber 13 through the communication part 153, and the swirling flow of the combustion gas from the combustion pan 20 and the combustion introduced from the air supply port 132. After being mixed with working air and combusting in the combustion chamber 13, it is discharged from the exhaust port 131 through the flue 30 to the outside.
- combustible waste can be combusted in both the inside of the heating container 15 and the inside of the combustion chamber 13, so that the combustion efficiency can be improved and the exhaust gas from the flue 30 can be increased. Can be kept clean.
- self-combustion of combustible waste can reduce the fuel supplied to the combustion burner 20.
- only the combustion burner 20% air is supplied and no fuel is supplied. Even in this case, combustion can be continued by thermal recycling.
- the combustion gas discharged from the flue 30 can be used as heat energy.
- the container main body 151 is formed of a graphite crucible, but the melting temperature is low, such as zinc or a low melting point aluminum alloy material, and the metal waste is melted, or the metal waste
- a container body 151 consisting of an iron container having good thermal conductivity at low cost can be used.
- a container made of a refractory ceramic or a metal other than iron can be used as the container main body 151.
- the heating container 15 is composed of the container body 151 and the holding part 152, and the holding part 152 protrudes above the combustion chamber 13, thereby increasing the volume of the heating container 15.
- the lid 16 is connected to the combustion chamber 13 and the heating capacity.
- the container 15 may be used as a lid for closing both sides.
- a dust separation device 40 such as a known cyclone device that separates dust and ash in the gas by centrifugation or the like is provided in the flue 30.
- the exhaust gas passing through the flue 30 may be discharged to the outside through the dust separation device 40 by connecting and opening and closing the flow path switching valves 41 and 42.
- FIG. 4 the same components as those in FIGS. 1 to 3 are denoted by the same reference numerals (the same applies to the following drawings).
- the heat treatment apparatus of the present invention can combust flammable waste completely in the combustion chamber 13, and therefore includes dust ash without providing the dust separator 40 in particular.
- the dust separator 40 is installed to separate the dust ash even if the exhaust gas led to the flue 30 contains dust ash. Therefore, it is possible to reliably prevent the discharge of dust ash to the outside.
- the separated dust ash can be collected by opening the opening / closing plate 43.
- the apparatus main body 10 of the heat treatment apparatus 1 in the above embodiment may be supported by the support member 50 so as to be tiltable!
- the support member 50 includes a pair of support frames 51 (only one is shown in the figure) formed in a triangular shape, and the body portion of the apparatus main body 10 is freely rotatable at the top of each support frame 51. It is pivotally supported.
- a tilting handle (not shown) is connected to one of the rotating shafts supporting the apparatus body 10. Further, the connecting portion between the apparatus main body 10 and the flue 30 is configured such that only the apparatus main body 10 rotates with the flue 30 remaining in its original state by releasing a lock mechanism (not shown).
- the handle (not shown) is operated as shown in FIG. 5 (b). Since the apparatus main body 10 can be inclined, it is possible to easily collect the residue in the heating container 15. In particular, when metal waste is melted and separated and recovered, by tilting the device body 10 after the heat treatment is completed, the metal can be immediately taken out in a molten state. Can be improved.
- the tilting means of the apparatus main body 10 is manually operated by operating a handle or the like as in the present embodiment.
- an automatic type using a hydraulic cylinder or the like may be used.
- a configuration may be adopted in which a spout is provided in the opening of the heating container 15.
- a discharge part 154 communicating with the outside of the apparatus main body 10 through the side wall of the combustion chamber 13 is provided at the lower part of the container main body 151 in the heating container 15, and this discharge part 154 It may be configured to be opened and closed by a hermetic opening / closing lid 155.
- the opening / closing lid 155 is opened, so that the residue of the heating container 15 can be sprinkled from the discharge unit 154 without tilting the apparatus body 10.
- waste disposal efficiency can be increased.
- the waste is mainly combustible waste such as coffee grounds or infectious medical waste
- the residue in the heating container 15 can be completely ashed by the heat treatment described above. This residue can be easily taken out via the discharge part 154, which is effective. Even when heat treatment is performed without melting the metal contained in the waste, the residue in the heating container 15 can be easily taken out from the discharge portion 154.
- an introduction port 156 with a valve 156a is provided in the open / close lid 155 of the discharge unit 154, and the inside of the heating container 15 becomes negative pressure during the heat treatment, so that the introduction port 156 You may comprise so that external air may be introduce
- FIG. As a result, the oxidative combustion of the combustible material contained in the waste is promoted, and complete ashing of the combustible waste can be realized more easily.
- the discharge unit 154 shown in FIG. 6, as shown in FIG. 7, it is bent so as to extend in the horizontal direction from the lower part of the heating container 15 and to extend vertically upward outside the apparatus body 10. It may be configured to include a continuous hot water outlet 251 made of the above pipes. This configuration is particularly suitable for the treatment of waste containing metal waste. During the treatment of metal waste, the inside of the continuous tapping part 251 can be always filled with molten metal. Molten metal can be continuously supplied from a hot water outlet 252 that does not allow the inside to be exposed to the outside air.
- the continuous hot water portion 251 is configured to be detachable in the middle fitting portion 253 in order to facilitate maintenance.
- a tap 254 is provided in a portion where the continuous hot water outlet 251 is exposed from the apparatus main body 10, and the tap 254 is opened so The molten metal in the continuous hot water section 251 can be discharged (drained).
- the molten metal remaining at the bottom of the heating container 15 after the molten metal was discharged from the tap 254 was immersed in the molten metal at the tip end of a metal bar such as aluminum, and the molten metal was cooled and solidified. It can be easily removed later by pulling out the bar.
- the heating container 15 is configured to accommodate a large amount of waste so that the number of waste inputs is reduced.
- a cylindrical preheating tower 255 that can be fixed to the upper end of the holding unit 152 is provided with the upper end surface of the holding unit 152 shown in FIG.
- the upper end of the preheating tower 255 is covered with a lid 16, and is configured to be opened and closed by a drive mechanism 256 using a hydraulic cylinder.
- the preheating tower 255 is provided with a roller 257 at the bottom, and can be moved in the penetrating direction of the drawing on the rail 258 arranged along the upper surface of the apparatus main body 10, and moves above the holding portion 152. Then, it can be fixed tightly by a fixing means (not shown).
- the preheating tower 255 is also retracted from the upward force of the holding portion 152, so that the molten metal in the heating container 15 is placed on the liquid surface. It can easily remove floating impurities and is particularly effective during continuous operation.
- the outlet 252 only needs to open upward (including diagonally upward) above the position where the continuous hot water portion 251 is attached to the heating container 15, for example, and extends obliquely downward from the heating container 15.
- the configuration may be such that the outside of the apparatus main body 10 is bent so as to extend upward.
- the continuous hot water outlet 251 can also be configured with a straight pipe force extending obliquely upward from the heating container 15.
- a heat-resistant camera may be installed inside the combustion chamber 13 so that the internal combustion state can be visually observed.
- the lid 16 is provided with an observation tube 261 that communicates the inside of the heating container 15 with the outside.
- a heat-resistant camera 262 inserted from above is screwed into the observation tube 261.
- the heat-resistant camera 262 is a CCD camera, for example, and images the inside of the heating container 15.
- the observation tube 261 has a third auxiliary air supply nove 263. It is possible to introduce a gas such as oxygen or air, such as a combustion-supporting gas or an inert gas, and the introduced gas passes between the inner wall surface of the observation tube 261 and the heat-resistant camera 262. Supplied in the heating container 15.
- the same components as those in FIG. 7 are denoted by the same reference numerals.
- the cylindrical air curtain is posted along the imaging direction of the heat-resistant camera 262 by introducing the gas from the third auxiliary air supply pipe 263. This prevents the lens of the heat-resistant camera 262 from being clouded or contaminated, and it is possible to confirm the status of waste in the heating container 15 and the status of dissolved gas generation. Become. If you do not use the heat-resistant camera 262, you can attach a heat-resistant glass lid to the observation tube 261 so that the inside of the heating container 15 can be visually checked directly!
- the continuous hot water outlet 251 includes a hot water storage part 251a extending upward from the lower part of the heating container 15, and a hot water discharge part extending downward from the hot water storage part 251a toward the outside of the apparatus body 10.
- a configuration with 25 lbs may be used. According to this configuration, since the molten metal is continuously supplied from the hot water outlet 252, the entire molten metal held in the continuous hot water outlet 251 can be kept inside the apparatus body 10. Cooling of the molten metal can be prevented.
- a cutout 121 is formed on the inner wall side of the wall surface of the apparatus body 10 where the hot water discharge section 251b penetrates so that the hot water discharge section 251b is efficiently heated by the combustion gas inside the apparatus body 10. Preferred to compose ,.
- the exhaust gas generated during the treatment can be kept clean, and, when valuable metals are contained in the waste, a heat treatment apparatus capable of efficiently recovering the valuable metals and A heat treatment method can be provided.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Combustion & Propulsion (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Gasification And Melting Of Waste (AREA)
- Processing Of Solid Wastes (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
- Furnace Charging Or Discharging (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Furnace Details (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/664,106 US20070289508A1 (en) | 2004-09-29 | 2005-09-01 | Apparatus And Method For Heating Treatment |
JP2006537656A JP4776541B2 (ja) | 2004-09-29 | 2005-09-01 | 加熱処理装置及び加熱処理方法 |
CN2005800328284A CN101031766B (zh) | 2004-09-29 | 2005-09-01 | 加热处理装置和加热处理方法 |
KR20077009429A KR101200868B1 (ko) | 2004-09-29 | 2005-09-01 | 가열처리장치 및 가열처리방법 |
EP05781340A EP1811253A4 (en) | 2004-09-29 | 2005-09-01 | APPARATUS AND METHOD FOR THERMAL TREATMENT |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-283401 | 2004-09-29 | ||
JP2004283401 | 2004-09-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006035570A1 true WO2006035570A1 (ja) | 2006-04-06 |
Family
ID=36118722
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/016022 WO2006035570A1 (ja) | 2004-09-29 | 2005-09-01 | 加熱処理装置及び加熱処理方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20070289508A1 (ja) |
EP (1) | EP1811253A4 (ja) |
JP (1) | JP4776541B2 (ja) |
KR (1) | KR101200868B1 (ja) |
CN (1) | CN101031766B (ja) |
WO (1) | WO2006035570A1 (ja) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008038556A1 (fr) * | 2006-09-28 | 2008-04-03 | Nippon Crucible Co., Ltd. | Appareil de récupération de métaux précieux |
JP2012002492A (ja) * | 2010-05-20 | 2012-01-05 | Nippon Crucible Co Ltd | 有価金属回収装置 |
JP2017219135A (ja) * | 2016-06-08 | 2017-12-14 | 株式会社ツバキE&M | 直線作動機とこれを用いた蓋開閉機構 |
JP2017222890A (ja) * | 2016-06-13 | 2017-12-21 | トヨタ自動車株式会社 | ダイカスト戻し材の溶解方法 |
JP2018054240A (ja) * | 2016-09-30 | 2018-04-05 | 太平洋セメント株式会社 | 廃電子基板の処理装置及び処理方法 |
WO2020257834A1 (de) * | 2019-06-24 | 2020-12-30 | Sehrschoen Harald | Vorrichtung und verfahren zum schmelzen von spänen |
JPWO2022172768A1 (ja) * | 2021-02-10 | 2022-08-18 |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2324745C2 (ru) * | 2006-02-26 | 2008-05-20 | Игорь Михайлович Дистергефт | Способ тепловой обработки металла в пламенной печи прямого или косвенного нагрева (варианты), способ сжигания смеси жидкого или газообразного топлива и нагретого воздуха в пламенной печи прямого или косвенного нагрева, устройство отопления (варианты) и регенеративная насадка (варианты) для осуществления способов |
KR100731904B1 (ko) * | 2006-08-30 | 2007-06-28 | 김순봉 | 음식물쓰레기 건조기 |
ITVR20080038A1 (it) * | 2008-03-21 | 2009-09-22 | Roberto Nicola | Procedimento per il trattamento di rifiuti, particolarmente di residui metallici da macinazione di pneumatici e relativo impianto |
FR2969266B1 (fr) * | 2010-12-21 | 2013-01-04 | Finaxo Environnement | Module de chauffage, systeme de chauffage comprenant plusieurs modules de chauffage et installation comprenant un tel systeme de chauffage. |
US8544408B2 (en) * | 2011-03-23 | 2013-10-01 | Kevin Wayne Ewers | System for applying metal particulate with hot pressurized air using a venturi chamber and a helical channel |
DE102011016860A1 (de) * | 2011-04-13 | 2012-10-18 | Umicore Ag & Co. Kg | Verfahren zur Bereitstellung edelmetallhaltiger Stoffgemische für die Rückgewinnung von Edelmetallen |
KR101350454B1 (ko) * | 2011-12-27 | 2014-01-14 | 주식회사 포스코 | 레이들 |
KR101315369B1 (ko) * | 2012-01-13 | 2013-10-04 | 핀다 테크놀로지 컴퍼니, 리미티드 | 금속 용융 장치 및 금속 용융 방법 |
US20150184090A1 (en) * | 2012-06-08 | 2015-07-02 | How Jie Ni | Waste treatment gasification system |
CN103898326B (zh) * | 2012-12-27 | 2017-04-12 | 日本坩埚株式会社 | 贵重金属回收设备 |
CN103591800B (zh) * | 2013-07-02 | 2016-01-20 | 洛阳安拓窑炉环保有限公司 | 一种高效节能的燃气式硼砂熔炼方法及硼砂熔炼炉 |
CN103604125B (zh) * | 2013-11-08 | 2015-12-16 | 伍绍忠 | 一种垃圾气化燃烧装置 |
CN104101211A (zh) * | 2014-07-29 | 2014-10-15 | 苏州新协力环保科技有限公司 | 生物质熔炉 |
KR101726131B1 (ko) * | 2016-03-24 | 2017-04-12 | 윤환석 | 순환식 폐전선 반응로 |
CN109595931B (zh) * | 2018-11-22 | 2020-01-14 | 东台市高科技术创业园有限公司 | 一种气液分流式金属用熔化装置 |
CN109539786A (zh) * | 2018-12-29 | 2019-03-29 | 江苏三阳环保工程有限公司 | 一种燃气加热溢流型合金铅熔化配置装备 |
CN109827429A (zh) * | 2019-03-25 | 2019-05-31 | 昆山北陆技研工业设备有限公司 | 一种铝合金连续溶解保温炉 |
CN111043853A (zh) * | 2019-12-05 | 2020-04-21 | 江西杰洋科技有限公司 | 一种铝板生产用节能自动化窑炉 |
CN113278791B (zh) * | 2021-05-17 | 2022-09-16 | 黄石市泓义城市矿产资源产业研究院有限公司 | 一种铅锌硫酸盐无害化处理装置及方法 |
CN113390085B (zh) * | 2021-06-18 | 2024-03-26 | 湖南未名环保科技有限公司 | 一种模块化垃圾氧化处理装置 |
CN114608320B (zh) * | 2022-02-16 | 2023-11-21 | 江苏省福达特种钢有限公司 | 一种用于大截面高速钢生产工艺的控制系统及方法 |
WO2023163949A1 (en) * | 2022-02-22 | 2023-08-31 | Pyrotek, Inc. | Stack melting apparatus |
CN114990352B (zh) * | 2022-05-31 | 2023-08-04 | 四川铭能科技开发有限公司 | 一种再生铝熔铸工艺及系统 |
Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0289909A (ja) * | 1988-09-26 | 1990-03-29 | Daiee Sangyo Kk | 注射器等の樹脂製品を主体とする医療系廃棄物の焼却炉及び焼却方法 |
JPH0387025U (ja) * | 1989-12-22 | 1991-09-04 | ||
JPH0449725U (ja) * | 1990-08-27 | 1992-04-27 | ||
JPH05223226A (ja) * | 1992-02-06 | 1993-08-31 | Ishikawajima Harima Heavy Ind Co Ltd | 廃棄物焼却炉 |
JPH07151320A (ja) * | 1993-11-30 | 1995-06-13 | Toyotomi Co Ltd | ストーブ兼用ごみ焼却器 |
JPH08210613A (ja) * | 1995-11-27 | 1996-08-20 | Hiroyoshi Kondou | 乾留式焼却炉 |
JPH0933028A (ja) * | 1995-07-20 | 1997-02-07 | Daido Steel Co Ltd | 灰溶融炉 |
JPH09178131A (ja) * | 1995-12-22 | 1997-07-11 | Ebara Corp | 固形廃棄物のガス化並びにガス化燃焼方法 |
JPH11108331A (ja) * | 1997-10-09 | 1999-04-23 | Hitachi Zosen Corp | 灰溶融炉のベースメタル排出装置 |
JPH11211043A (ja) * | 1998-01-22 | 1999-08-06 | Nobuyasu Wada | 燃焼炉 |
JP2000033356A (ja) * | 1999-07-07 | 2000-02-02 | Terabondo:Kk | ダイオキシン含有の可能性のある材料の無公害化処理法 |
JP2002048317A (ja) * | 2000-08-01 | 2002-02-15 | Takuma Co Ltd | 溶融炉の立下げ方法及びその装置 |
JP2002162010A (ja) * | 2000-11-21 | 2002-06-07 | Anzai Setsu | 廃棄物溶融炉 |
JP2004184055A (ja) * | 2002-12-03 | 2004-07-02 | Accord System:Kk | 焼却灰の移動式溶融炉 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2889196A (en) * | 1954-09-21 | 1959-06-02 | American Smelting Refining | Removal of germanium values from copper-bearing materials containing same |
BE625730A (ja) * | 1961-12-18 | 1900-01-01 | ||
JPH0387025A (ja) * | 1989-06-15 | 1991-04-11 | Toshiba Corp | エッチング方法およびこれに用いられるエッチング装置 |
JPH0449725A (ja) * | 1990-06-18 | 1992-02-19 | Kokusai Electric Co Ltd | 呼出し受信機の試験方法及び装置 |
GB9411489D0 (en) * | 1994-06-08 | 1994-07-27 | Morgan Crucible Co | Furnace lining |
-
2005
- 2005-09-01 EP EP05781340A patent/EP1811253A4/en not_active Withdrawn
- 2005-09-01 CN CN2005800328284A patent/CN101031766B/zh not_active Expired - Fee Related
- 2005-09-01 KR KR20077009429A patent/KR101200868B1/ko active IP Right Grant
- 2005-09-01 US US11/664,106 patent/US20070289508A1/en not_active Abandoned
- 2005-09-01 WO PCT/JP2005/016022 patent/WO2006035570A1/ja active Application Filing
- 2005-09-01 JP JP2006537656A patent/JP4776541B2/ja not_active Expired - Fee Related
Patent Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0289909A (ja) * | 1988-09-26 | 1990-03-29 | Daiee Sangyo Kk | 注射器等の樹脂製品を主体とする医療系廃棄物の焼却炉及び焼却方法 |
JPH0387025U (ja) * | 1989-12-22 | 1991-09-04 | ||
JPH0449725U (ja) * | 1990-08-27 | 1992-04-27 | ||
JPH05223226A (ja) * | 1992-02-06 | 1993-08-31 | Ishikawajima Harima Heavy Ind Co Ltd | 廃棄物焼却炉 |
JPH07151320A (ja) * | 1993-11-30 | 1995-06-13 | Toyotomi Co Ltd | ストーブ兼用ごみ焼却器 |
JPH0933028A (ja) * | 1995-07-20 | 1997-02-07 | Daido Steel Co Ltd | 灰溶融炉 |
JPH08210613A (ja) * | 1995-11-27 | 1996-08-20 | Hiroyoshi Kondou | 乾留式焼却炉 |
JPH09178131A (ja) * | 1995-12-22 | 1997-07-11 | Ebara Corp | 固形廃棄物のガス化並びにガス化燃焼方法 |
JPH11108331A (ja) * | 1997-10-09 | 1999-04-23 | Hitachi Zosen Corp | 灰溶融炉のベースメタル排出装置 |
JPH11211043A (ja) * | 1998-01-22 | 1999-08-06 | Nobuyasu Wada | 燃焼炉 |
JP2000033356A (ja) * | 1999-07-07 | 2000-02-02 | Terabondo:Kk | ダイオキシン含有の可能性のある材料の無公害化処理法 |
JP2002048317A (ja) * | 2000-08-01 | 2002-02-15 | Takuma Co Ltd | 溶融炉の立下げ方法及びその装置 |
JP2002162010A (ja) * | 2000-11-21 | 2002-06-07 | Anzai Setsu | 廃棄物溶融炉 |
JP2004184055A (ja) * | 2002-12-03 | 2004-07-02 | Accord System:Kk | 焼却灰の移動式溶融炉 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1811253A4 * |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008038556A1 (fr) * | 2006-09-28 | 2008-04-03 | Nippon Crucible Co., Ltd. | Appareil de récupération de métaux précieux |
JP2008082640A (ja) * | 2006-09-28 | 2008-04-10 | Nippon Crucible Co Ltd | 有価金属回収装置 |
JP2012002492A (ja) * | 2010-05-20 | 2012-01-05 | Nippon Crucible Co Ltd | 有価金属回収装置 |
JP2017219135A (ja) * | 2016-06-08 | 2017-12-14 | 株式会社ツバキE&M | 直線作動機とこれを用いた蓋開閉機構 |
JP2017222890A (ja) * | 2016-06-13 | 2017-12-21 | トヨタ自動車株式会社 | ダイカスト戻し材の溶解方法 |
JP2018054240A (ja) * | 2016-09-30 | 2018-04-05 | 太平洋セメント株式会社 | 廃電子基板の処理装置及び処理方法 |
WO2020257834A1 (de) * | 2019-06-24 | 2020-12-30 | Sehrschoen Harald | Vorrichtung und verfahren zum schmelzen von spänen |
JPWO2022172768A1 (ja) * | 2021-02-10 | 2022-08-18 | ||
WO2022172768A1 (ja) * | 2021-02-10 | 2022-08-18 | Jfeスチール株式会社 | 撮像装置付きバーナー、該バーナーを備える電気炉、及び、該電気炉を用いた溶鉄の製造方法 |
JP7347675B2 (ja) | 2021-02-10 | 2023-09-20 | Jfeスチール株式会社 | 撮像装置付きバーナー、該バーナーを備える電気炉、及び、該電気炉を用いた溶鉄の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
EP1811253A1 (en) | 2007-07-25 |
JP4776541B2 (ja) | 2011-09-21 |
KR20070060131A (ko) | 2007-06-12 |
US20070289508A1 (en) | 2007-12-20 |
CN101031766A (zh) | 2007-09-05 |
EP1811253A4 (en) | 2008-09-03 |
JPWO2006035570A1 (ja) | 2008-05-15 |
CN101031766B (zh) | 2010-05-05 |
KR101200868B1 (ko) | 2012-11-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4776541B2 (ja) | 加熱処理装置及び加熱処理方法 | |
WO2008038556A1 (fr) | Appareil de récupération de métaux précieux | |
CN100552296C (zh) | 电弧熔融处理系统及其处理垃圾焚烧灰的方法 | |
CN1759941B (zh) | 加热熔融处理垃圾焚烧飞灰方法及设备 | |
CN113551236B (zh) | 等离子体熔融炉及其使用方法 | |
CN208183040U (zh) | 废旧线路板和含铜污泥焚烧冶炼一体炉 | |
CN212339266U (zh) | 一种交直流耦合等离子熔融炉 | |
US5533043A (en) | Installation for producing liquid metal by melting scrap iron | |
JP3921706B2 (ja) | 灰溶融炉の電極シール装置 | |
JP2006219597A (ja) | 炭化装置 | |
JP3806306B2 (ja) | 灰溶融炉の二次燃焼装置及び二次燃焼装置の運転方法 | |
JP3650193B2 (ja) | 金属原料の溶解方法 | |
JPH08135938A (ja) | 還元溶融スラグ生成用の直流電気溶融炉 | |
JPH0522808B2 (ja) | ||
CN218455227U (zh) | 一种电加热危废焚烧炉 | |
CN219995336U (zh) | 一种废电路板热解熔融试验装置 | |
JP2008272555A (ja) | アスベスト廃棄物の溶融処理装置及び溶融処理方法 | |
JP3575570B2 (ja) | 灰溶融炉 | |
JPH06174375A (ja) | 2槽式アーク炉設備 | |
JP3921784B2 (ja) | 灰溶融炉 | |
JPH0480513A (ja) | 流動床式焼却炉の起動方法及び装置 | |
JP2002013719A (ja) | 灰溶融炉及び灰溶融処理方法 | |
JPH02217788A (ja) | アーク電気炉におけるスクラップ溶解法およびスクラップ溶解用アーク電気炉 | |
JP2004122078A (ja) | ごみ焼却処理及び再資源化システム | |
JP2000249318A (ja) | 排ガスの二次燃焼方法及びその装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KM KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NG NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SM SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LT LU LV MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 2006537656 Country of ref document: JP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 200580032828.4 Country of ref document: CN |
|
WWE | Wipo information: entry into national phase |
Ref document number: 11664106 Country of ref document: US |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1200700704 Country of ref document: VN |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2683/DELNP/2007 Country of ref document: IN |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2005781340 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1020077009429 Country of ref document: KR |
|
WWP | Wipo information: published in national office |
Ref document number: 2005781340 Country of ref document: EP |
|
WWP | Wipo information: published in national office |
Ref document number: 11664106 Country of ref document: US |