WO1998052703A1 - Procede d'evacuation des dechets - Google Patents

Procede d'evacuation des dechets Download PDF

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Publication number
WO1998052703A1
WO1998052703A1 PCT/JP1997/001673 JP9701673W WO9852703A1 WO 1998052703 A1 WO1998052703 A1 WO 1998052703A1 JP 9701673 W JP9701673 W JP 9701673W WO 9852703 A1 WO9852703 A1 WO 9852703A1
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WO
WIPO (PCT)
Prior art keywords
waste
aluminum
weight
less
materials
Prior art date
Application number
PCT/JP1997/001673
Other languages
English (en)
Japanese (ja)
Inventor
Masaru Takashima
Original Assignee
Aikoh Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Aikoh Co., Ltd. filed Critical Aikoh Co., Ltd.
Priority to PCT/JP1997/001673 priority Critical patent/WO1998052703A1/fr
Publication of WO1998052703A1 publication Critical patent/WO1998052703A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE
    • B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
    • 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
    • C22B7/006—Wet processes
    • 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 the production of various types of products by reusing and recycling wastes by using three or more types of equipment in one waste treatment facility without generating residual substances as much as possible.
  • “reuse” means processing and use for the original use
  • “recycling” means processing and use for another use
  • a feeder frame for heat insulation Japanese Patent Application No. 42-80279
  • a slag-making agent for steelmaking a molded product
  • a raw material for a blast furnace or an electric furnace JP-A-48-89815
  • Insulation agent and insulation method Japanese Patent Application Laid-Open No. 48-102728
  • material for keeping hot water Japanese Patent Application Laid-Open No. 50-37622
  • heat-insulating agent for molten metal Japanese Patent Application No.
  • Japanese Patent Application 51-78736 Japanese Patent Application 51-78736
  • Method for recovering useful metals from dust collected in steelmaking furnaces Japanese Patent Laid-Open No. 52-35115
  • Inflatable warmer for hot water Japanese Patent Laid-Open No. 52-97328
  • Additive for protecting molten steel top surface Japanese Unexamined Patent Publication No. Sho 53-12725
  • Heating and Warming Soil Structure Japanese Unexamined Patent Publication No. 55-09546
  • Molten Metal Coating Insulating Agent Japanese Unexamined Patent Publication No.
  • the above-mentioned method is also a technology to make one product from one waste, and in a single waste treatment facility, various types of waste are treated to include products for ferrous and non-ferrous metal melting production It was not to create more than three types of reused / recycled products.
  • waste recycling and recycling facilities are facilities designed to individually treat general waste, industrial waste, etc. by the waste treatment method. As a result, generation of secondary waste that was not used for recycling and reuse, including generation of foul odors, was inevitable.
  • the present invention is intended to solve the above-mentioned problems by utilizing wastes to produce ferrous and non-ferrous metal melt-forged products and products for reuse and recycling that are used for other purposes. is there.
  • the present inventor has determined that combustible materials belonging to general waste, incombustible / incombustible materials, bulky waste, and incineration including incinerated ash belonging to industrial waste, sludge, waste oil, waste plastics, paper waste, wood waste, and fiber waste.
  • incinerators including secondary combustion furnaces, melting furnaces, fluidized drying and crushing furnaces and roasting furnaces Includes heating furnaces, cutting machines, crushers, drying furnaces, plastic oilers that use water as a solvent, waste oil refiners, mixers, granulators, and extruders.
  • It has at least three types of equipment, such as equipment, pressure molding machines, dehydration molding machines, sorting machines, washing equipment, degreasing equipment, weighing machines, dust collectors, steam white smoke generation prevention equipment, and private power generation equipment.
  • equipment such as equipment, pressure molding machines, dehydration molding machines, sorting machines, washing equipment, degreasing equipment, weighing machines, dust collectors, steam white smoke generation prevention equipment, and private power generation equipment.
  • deodorizing neutralizer in any or all of the locations where they are generated, during intermediate treatment, during transportation, and during treatment, and use them to produce steel and non-ferrous metal-dissolved products from waste. It is possible to manufacture three or more types of recycled and recycled products.
  • 1 to 5 are examples showing a method for treating waste according to the present invention.
  • the left column shows the waste, the figures show the examples of processing, and the right column shows the products to be reused / recycled and the corresponding examples.
  • one waste treatment facility has three or more types of waste treatment facilities and three or more types of non-ferrous metal-melted steel products and recycled products used for other purposes Is limited to pretreatment on the assumption that waste is dumped by one type of equipment, and two types of processing equipment can produce up to two types of recycled products. This is because, if an attempt is made to produce recycled products, new substances that are difficult to recycle and reuse are generated in the process.
  • deodorizing neutralizers should be used in any or all of the wastes that cause odors, such as the place of generation, intermediate processing, transportation, regeneration, and recycling processing
  • deodorizing neutralizers should be used in any or all of the wastes that cause odors, such as the place of generation, intermediate processing, transportation, regeneration, and recycling processing
  • the reason is that all secondary wastes including foul odors are not generated during waste disposal, and the wastes are recycled and recycled as much as possible.
  • the following is an example of a processing method that uses three or more types of waste treatment equipment to produce three or more types of recycled and recycled products, including steel and non-ferrous metal melt-produced products.
  • Incineration ash obtained by treating combustible materials in general waste and / or waste oil, waste plastics, paper waste, wood waste, textile waste, animal and plant residues, or any mixture with a deodorizing neutralizing agent and incinerating it. With a carbon content of 30% by weight or less and a water content of 3% by weight or less, and used as a heat insulating material mainly for steel as granules, granules or powder.
  • Dust, aluminum ore slag, etc. are added to and mixed with the substances described in 1 above without washing with or without water, so that the aluminum content is 10% by weight or more and nitrogen is 5% by weight or less. Modifier.
  • Non-combustible materials such as stones, glass and ceramics, polishing residue, etc.
  • One or more wastes selected from sludge are pulverized and dried, and used as an additive for non-refractory non-refined materials, as a heat insulating material for steel, etc., and as a heat insulating material for steel.
  • At least one waste selected from non-combustible and non-combustible belonging to general waste, incineration ash, dust, and sludge including incinerated ash, glass, oxides, and salts to prevent the elution of heavy metals. Fluxes as melting point modifiers, etc. are added and melted, and the molded products obtained by means of water cooling, air cooling, slow cooling, etc. are used as civil engineering and building materials including roadbed materials and / or landfill materials for waste mines. I do.
  • wastes selected from cinders, soot, glass, and ceramic waste including incinerated ash obtained by incinerating combustibles, are ground in a fluidized-dry pulverizing furnace, and the mixture is heated and sintered. Or, after adding fluxes such as glass, oxides and salts, which are melting point regulators, and then melting and solidifying, the molded products are used as civil engineering and building materials including roadbed materials and / or landfill materials for waste mines. .
  • Filters, silicon carbide, alumina brick pipes, etc. used in the production of aluminum are reused by re-dissolving or pulverizing the aluminum collected by removing the adhered aluminum, and crushing the rest. Pulverize to adjust the particle size to obtain an irregular refractory.
  • the fibrous material In addition to reusing the fibrous material as a heat insulating material, it is mixed with refractories and used as a heat insulating material, and a binder is added to produce a non-ferrous metal opening material and a steel heat insulating material. 9. Iron beverage cans, canned cans, etc. are crushed and the ASTM No. 5000 (JIS No. 5000) series aluminum used for the lid is separated and removed, followed by printing, painting, resin, etc. to determine the oxygen content in the furnace.
  • ASTM No. 5000 JIS No. 5000
  • Iron and dust and soot generated from steel processing equipment including the processing of iron cans shall be collected by a dust collector and used as a heat insulating and heat insulating material for steel products, or a coloring material to be mixed with non-combustible materials.
  • Aluminum dust and soot generated from the aluminum can treatment facility will be used as heat insulation material for steel and steel, reforming material for steelmaking slag, and deoxidizing material for steel.
  • the crushed material is screened with a sieve opening of 20 mm or less.
  • the combustible material excluding metals is burned by setting the ambient temperature outside the wire mesh to 75 ° C or lower, and immediately cooled, and then the aluminum is granulated, granulated, or amorphous by an impact crusher or granulator. It is extracted as a curl and the molded product is used as a deoxidizer for steel and a raw material for re-dissolving aluminum.
  • Waste plastics including PET, are pulverized and then processed into liquid fuel by an oiling device, which is then used as an energy source for melting and drying furnaces.
  • Waste oil is used to remove impurities and is used as an auxiliary fuel for melting furnaces and incinerators.
  • Heat-softening waste plastics are crushed or granulated to a size of 3 mm or less after heat softening, and 30% by weight or less of thermosetting waste plastics crushed to a particle size of 1.5 mm or less. At least one of oxides and peroxides is mixed within 10% by weight of the blended material to form a heating material for steel and non-ferrous metals, and oxygen containing 0 to 60% by volume of air is mixed with oxygen. It is used as a carrier gas, and is used to raise the temperature rapidly by spraying it through a lance to an object heated to 800 ° C or more. 1 9.
  • the mixture with waste heat-softening plastic or waste thermosetting plastic is crushed or mixed with other combustible materials such as wood chips, paper chips, fiber wastes, etc. Fuel.
  • the glass swarf is classified and used as a paint agent for road signs, as a light reflecting material to be mixed with asphalt and concrete, and sprayed and cooled with a granulator to spray a polygonal sphere or a heated melt.
  • the resulting spheroids are classified into blast materials including those for ferrous and non-ferrous metals.
  • Glass refuse and soot generated during glass refuse processing are used as melting point depressants when melting non-combustible and non-combustible materials, and as binders are cinder and incinerated ash, non-combustible and non-combustible materials, and glass. And crushed material of one or more types of waste selected from ceramic waste and mixed with it to produce plate-like or crushed-stone sinters, civil engineering and building materials including roadbed materials, or landfill materials for waste mines And
  • Treat mixed combustibles such as paper, wood, bamboo, fiber, tofu grounds, beer grounds, shochu grounds, wine grounds, whiskey grounds, rice husks, confectionery factory debris, pickled grounds, plastics, etc. with a deodorizing neutralizer A fixed amount is incinerated in a fluidized-bed incinerator to incinerate 0.3% by weight of carbon and 1.0% by weight of moisture to keep incinerated ash for steel. Material.
  • soot and 2% by weight of soot and 2% by weight of soot and 50% by weight of washed aluminum ore were added to 41% by weight of the above incinerated ash and mixed by mixing.
  • the heat insulation material for steel was made with a diameter of 8 to 12 mm, an aluminum content of 25% by weight, and nitrogen of 1% by weight.
  • incinerated ash containing combustion residues obtained by incineration of shredder waste from automobiles, home appliances, mobile phones, etc. contains dust containing 20% by weight and 5% by weight of soot and dust mainly composed of iron oxide. Dust generated during the processing of glass waste is added as a melting point lowering agent, then melted in an electric resistance melting furnace, cooled slowly with slug pits, and then pulverized. Used as landfill material for mines.
  • the glass filter, alumina pipe refractory, and waste grinding wheel used during the production of aluminum were crushed to less than 10 mm using a hammer crusher, and the refractory material and aluminum were separated by specific gravity difference sorting, and aluminum was used for steel.
  • the material used was a deoxidizer or aluminum remelted material, and the refractory material was further pulverized to a particle size of 1 to 5 mm to obtain an amorphous refractory material.
  • Iron beverage cans and canned cans are crushed to 10 mm or less, then magnetically sorted to separate and remove ASTM 5000 series aluminum used for the lid, and adhere to the remaining iron
  • a port that can adjust the oxygen content in the furnace remove it in an atmosphere of 350 ° C to 100 ° C in the evening kiln, and remove one particle with a hammer crusher. It was processed into granules or irregular curls and used as raw materials for steel.
  • ASTM500 series aluminum and aluminum containers which are magnetically sorted from iron beverage cans and canned cans, are used for printing, painting, resin, etc. in a rotary kiln that can control the oxygen content in the furnace. was removed in an atmosphere of ⁇ 8 0 0 ° C, by processing the one particle in granular or irregular forces one Le shape by the hammer crusher, the vertical pressing machine 2.7 to 3. 0 t pressure ZCM 2
  • a deoxidizer for steel or a raw material for re-dissolving aluminum with a bulk specific gravity of 2.50 and a unit weight of 1 kg was used.
  • the aluminum laminate and the aluminum cap collected from the lid of the glass bottle or plastic container are crushed into small pieces of 5 cm or less by a hammer crusher, foreign substances are removed, and the crushed material is sieved through a 190 m wire mesh.
  • a hammer crusher burn the non-metal combustibles by setting the ambient temperature outside the wire mesh to 700 ° C or lower, immediately cool it down, and use a hammer crusher to reduce the aluminum content to granules or irregular shapes.
  • Crushed, crushed tree Combustion residues such as fats and paints were separated by a 105-m sieve to extract aluminum, which was used as a deoxidizer for steel or a raw material for re-dissolving aluminum.
  • Aluminum scraps such as aluminum cutting chips and dust powder to which water and oil have adhered are cut into small pieces of 0.5 to 5 cm in size, then immersed in a 50 g /-aqueous solution of a commercially available alkaline detergent, and then washed. It was degreased with a commercially available naphthenic organic solvent to obtain a deoxidizer for steel or a raw material for redissolving aluminum.
  • Aluminum laminates and aluminum caps collected from the lids of glass bottles and plastic containers are crushed into small pieces of 2 to 5 cm by a hammer crusher, foreign matter is removed, and further crushed to 1 Omm or less.
  • a combustible material other than metal is burned in a combustion cylinder with a cylindrical shape of the 90 / m-th wire mesh by setting the ambient temperature outside the wire mesh to 75 ° C or lower, and immediately after cooling, the aluminum
  • the aluminum fraction is separated from combustion residues such as resins and paints, which are pulverized into granules or irregularly shaped rolls, with a 105-m sieve to extract aluminum and deoxidize steel or re-dissolve aluminum. It was used as raw material.
  • the waste pachinko machine is roughly pulverized to 50 mm or less by a two-shaft shearing machine, then separated into iron pieces by a rotary crusher into fine pieces of 15 dragons or less by a magnetic separator, and this is used as a raw material for iron and steel. did.
  • the pulverized material from which iron has been removed is separated into aluminum, wood, plastic, and copper-based non-ferrous metals by a specific gravity difference sorter, and the aluminum is directly used as a deoxidizing material for steel, and a vertical press machine is used for 2.7- Apply 3.0 t Zcm 2 pressure to make aluminum bulk material with a specific gravity of 2.50 and weigh 5 kg. Mix wood and plastic with 5% by weight of fiber waste and 10% by weight of crushed building waste. With a volume reduction machine equipped with a mold having 28 openings with an inner diameter of 20 mm, a steel slag with a bulk specific gravity of 1.7, moisture of 8% by weight, and a single weight of 80 to 120 g was used. Copper-based non-ferrous metal was used as a recycled material as an anti-aging material.
  • Waste plastics including PET, were cut to 3 ⁇ or less and used as a liquefied fuel by a plastic liquefaction unit and used by themselves as an energy source for melting and drying furnaces.
  • the waste oil was refined by a waste oil refinery and used as fuel for incinerators, heating furnaces, etc.
  • the heat-softening waste plastic is pulverized to 30 mm or less, made into a rod having a diameter of 2 mm by a volume reducer equipped with a heating device, and then immediately water-cooled and cured to a length of 3 by a cutting machine. Then, 10% by weight of a thermosetting waste plastic ground to 1.5 mm or less by a twin-screw crusher was mixed to obtain a heating material used for melting nonferrous metals in steel.
  • the above-mentioned glass pulverized material was heated and melted, and a spherical product obtained by spray quenching into the atmosphere was classified into 177 to 250 to obtain a blast material.
  • the vitreous filter is separated and pulverized to remove aluminum, cut into pieces of 5 mm or less, vigorously stirred with water to loosen the fibers, added with 5% by weight of starch, dehydrated, dried after forming, and then melted and non-ferrous metal.
  • An opening material for a container was used.
  • Rubber was used as a shock absorber for pedestrians by mixing it with asphalt as small pieces of 30 mm or less using a rotary crusher.
  • the paper waste was pulverized, excluding the resin film, vigorously stirred with water to loosen the fibers, dehydrated, dried, and dried to form a container for egg packaging material.
  • the removed resin film was made into a rod-like material with a diameter of 2 mm by a volume reducer equipped with a heating device, and then immediately cooled with water and cured to a length of 3 mm with a cutting machine. did.
  • waste products include steel and non-ferrous metal-dissolved products without waste, without deteriorating the environment due to odor from the waste products. It can be reused and reused for three or more types of products, which not only reduces waste disposal costs, but also makes effective use of resources.
  • the present invention is used for producing various types of products by reusing and reusing waste by using three or more types of equipment in a single waste treatment facility without generating residual substances as much as possible. It is.

Abstract

L'invention concerne un procédé d'évacuation de divers types de déchets, dans lequel sont fabriqués au moins trois types de produits régénérés et recyclés, dont des produits utilisés pour la fusion et le moulage de la fonte, de métaux non ferreux, à partir de déchets dans une installation d'évacuation de déchets comprenant au moins trois types d'équipements dont un incinérateur. Pour ce qui concerne les déchets pouvant dégager une odeur désagréable, on utilise un neutralisant désodorisant dans toutes les phases ou seulement certaines; une phase à l'origine de l'odeur désagréable, une phase de transport et une phase d'évacuation primaire.
PCT/JP1997/001673 1997-05-19 1997-05-19 Procede d'evacuation des dechets WO1998052703A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP1997/001673 WO1998052703A1 (fr) 1997-05-19 1997-05-19 Procede d'evacuation des dechets

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP1997/001673 WO1998052703A1 (fr) 1997-05-19 1997-05-19 Procede d'evacuation des dechets

Publications (1)

Publication Number Publication Date
WO1998052703A1 true WO1998052703A1 (fr) 1998-11-26

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Application Number Title Priority Date Filing Date
PCT/JP1997/001673 WO1998052703A1 (fr) 1997-05-19 1997-05-19 Procede d'evacuation des dechets

Country Status (1)

Country Link
WO (1) WO1998052703A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102218431A (zh) * 2010-04-26 2011-10-19 张夫道 一种金属尾矿无害化的处理方法
JP2016015364A (ja) * 2014-07-01 2016-01-28 公益財団法人鉄道総合技術研究所 圧電材の回収方法とその再利用方法
JP2018058057A (ja) * 2016-09-29 2018-04-12 太平洋セメント株式会社 炭素含有廃棄物処理方法

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5037622A (fr) * 1973-08-07 1975-04-08
JPS62221484A (ja) * 1986-03-19 1987-09-29 King Shokuhin:Kk シユレツダ−ダストの処理方法
JPS63248891A (ja) * 1987-04-03 1988-10-17 Mamoru Sano 通信ケ−ブル．電線．電気部品．電子部品及びその基材等エレクトロニスク関連資材を熱分解乾溜処理により，金属及び炭化品．燃料油，燃料ガスを分級生産する製法
JPH04260488A (ja) * 1991-02-15 1992-09-16 Rikio Nakayoshi 廃棄物の還元再生装置および還元再生方法
JPH07145417A (ja) * 1993-11-22 1995-06-06 Aikoo Kk スラグの泡立ち抑制剤
JPH07197139A (ja) * 1993-07-16 1995-08-01 Kawashima:Kk フラックス入り、アルミ脱酸ブリケット
JPH07207608A (ja) * 1994-01-20 1995-08-08 Sumitomo Rubber Ind Ltd 舗装用ブロックおよび同ブロックによる舗装体
JPH0852451A (ja) * 1994-08-10 1996-02-27 Stand:Kk 金属廃材の再利用装置
WO1996008328A1 (fr) * 1994-09-12 1996-03-21 Aikoh Co., Ltd. Agent augmentant la temperature et procede d'augmentation de la temperature
JPH0913046A (ja) * 1995-06-27 1997-01-14 Houjiyou Yuniteii:Kk 廃棄物処理装置及び廃棄物処理装置の残渣抽出方法
JPH0959909A (ja) * 1995-08-17 1997-03-04 Mino Doro Kk 舗装材料
JPH09143531A (ja) * 1995-11-28 1997-06-03 Aikoo Kk パチンコ機からの回収材を利用した転炉スラグのフォーミング鎮静剤

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5037622A (fr) * 1973-08-07 1975-04-08
JPS62221484A (ja) * 1986-03-19 1987-09-29 King Shokuhin:Kk シユレツダ−ダストの処理方法
JPS63248891A (ja) * 1987-04-03 1988-10-17 Mamoru Sano 通信ケ−ブル．電線．電気部品．電子部品及びその基材等エレクトロニスク関連資材を熱分解乾溜処理により，金属及び炭化品．燃料油，燃料ガスを分級生産する製法
JPH04260488A (ja) * 1991-02-15 1992-09-16 Rikio Nakayoshi 廃棄物の還元再生装置および還元再生方法
JPH07197139A (ja) * 1993-07-16 1995-08-01 Kawashima:Kk フラックス入り、アルミ脱酸ブリケット
JPH07145417A (ja) * 1993-11-22 1995-06-06 Aikoo Kk スラグの泡立ち抑制剤
JPH07207608A (ja) * 1994-01-20 1995-08-08 Sumitomo Rubber Ind Ltd 舗装用ブロックおよび同ブロックによる舗装体
JPH0852451A (ja) * 1994-08-10 1996-02-27 Stand:Kk 金属廃材の再利用装置
WO1996008328A1 (fr) * 1994-09-12 1996-03-21 Aikoh Co., Ltd. Agent augmentant la temperature et procede d'augmentation de la temperature
JPH0913046A (ja) * 1995-06-27 1997-01-14 Houjiyou Yuniteii:Kk 廃棄物処理装置及び廃棄物処理装置の残渣抽出方法
JPH0959909A (ja) * 1995-08-17 1997-03-04 Mino Doro Kk 舗装材料
JPH09143531A (ja) * 1995-11-28 1997-06-03 Aikoo Kk パチンコ機からの回収材を利用した転炉スラグのフォーミング鎮静剤

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102218431A (zh) * 2010-04-26 2011-10-19 张夫道 一种金属尾矿无害化的处理方法
JP2016015364A (ja) * 2014-07-01 2016-01-28 公益財団法人鉄道総合技術研究所 圧電材の回収方法とその再利用方法
JP2018058057A (ja) * 2016-09-29 2018-04-12 太平洋セメント株式会社 炭素含有廃棄物処理方法

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