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EP0979262B1 - Procede et dispositif servant a traiter des dechets par gazeification - Google Patents

Procede et dispositif servant a traiter des dechets par gazeification Download PDF

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Publication number
EP0979262B1
EP0979262B1 EP97909579A EP97909579A EP0979262B1 EP 0979262 B1 EP0979262 B1 EP 0979262B1 EP 97909579 A EP97909579 A EP 97909579A EP 97909579 A EP97909579 A EP 97909579A EP 0979262 B1 EP0979262 B1 EP 0979262B1
Authority
EP
European Patent Office
Prior art keywords
gas
fluidized
wastes
temperature
bed reactor
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
EP97909579A
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German (de)
English (en)
Other versions
EP0979262A1 (fr
Inventor
Hiroyuki Fujimura
Yoshio Hirayama
Shosaku Fujinami
Kazuo Takano
Masaaki Irie
Tetsuhisa Hirose
Shuichi Nagato
Takahiro Oshita
Toshio Fukuda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ebara Corp
Ube Corp
Original Assignee
Ebara Corp
Ube Industries 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
Priority claimed from JP11743497A external-priority patent/JP4222645B2/ja
Application filed by Ebara Corp, Ube Industries Ltd filed Critical Ebara Corp
Publication of EP0979262A1 publication Critical patent/EP0979262A1/fr
Application granted granted Critical
Publication of EP0979262B1 publication Critical patent/EP0979262B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10JPRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/72Other features
    • C10J3/721Multistage gasification, e.g. plural parallel or serial gasification stages
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10JPRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/46Gasification of granular or pulverulent flues in suspension
    • C10J3/48Apparatus; Plants
    • C10J3/482Gasifiers with stationary fluidised bed
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10JPRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/46Gasification of granular or pulverulent flues in suspension
    • C10J3/54Gasification of granular or pulverulent fuels by the Winkler technique, i.e. by fluidisation
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10JPRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/46Gasification of granular or pulverulent flues in suspension
    • C10J3/54Gasification of granular or pulverulent fuels by the Winkler technique, i.e. by fluidisation
    • C10J3/56Apparatus; Plants
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10JPRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/58Production of combustible gases containing carbon monoxide from solid carbonaceous fuels combined with pre-distillation of the fuel
    • C10J3/60Processes
    • C10J3/64Processes with decomposition of the distillation products
    • C10J3/66Processes with decomposition of the distillation products by introducing them into the gasification zone
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10JPRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/72Other features
    • C10J3/82Gas withdrawal means
    • C10J3/84Gas withdrawal means with means for removing dust or tar from the gas
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10KPURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
    • C10K1/00Purifying combustible gases containing carbon monoxide
    • C10K1/08Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors
    • C10K1/10Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids
    • C10K1/101Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids with water only
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10KPURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
    • C10K3/00Modifying the chemical composition of combustible gases containing carbon monoxide to produce an improved fuel, e.g. one of different calorific value, which may be free from carbon monoxide
    • C10K3/02Modifying the chemical composition of combustible gases containing carbon monoxide to produce an improved fuel, e.g. one of different calorific value, which may be free from carbon monoxide by catalytic treatment
    • C10K3/04Modifying the chemical composition of combustible gases containing carbon monoxide to produce an improved fuel, e.g. one of different calorific value, which may be free from carbon monoxide by catalytic treatment reducing the carbon monoxide content, e.g. water-gas shift [WGS]
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G2300/00Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
    • C10G2300/10Feedstock materials
    • C10G2300/1003Waste materials
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10JPRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00Details of gasification processes
    • C10J2300/09Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0913Carbonaceous raw material
    • C10J2300/0946Waste, e.g. MSW, tires, glass, tar sand, peat, paper, lignite, oil shale
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10JPRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00Details of gasification processes
    • C10J2300/16Integration of gasification processes with another plant or parts within the plant
    • C10J2300/1603Integration of gasification processes with another plant or parts within the plant with gas treatment
    • C10J2300/1606Combustion processes
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10JPRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00Details of gasification processes
    • C10J2300/16Integration of gasification processes with another plant or parts within the plant
    • C10J2300/1693Integration of gasification processes with another plant or parts within the plant with storage facilities for intermediate, feed and/or product
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10JPRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00Details of gasification processes
    • C10J2300/18Details of the gasification process, e.g. loops, autothermal operation
    • C10J2300/1807Recycle loops, e.g. gas, solids, heating medium, water
    • C10J2300/1823Recycle loops, e.g. gas, solids, heating medium, water for synthesis gas
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10JPRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00Details of gasification processes
    • C10J2300/18Details of the gasification process, e.g. loops, autothermal operation
    • C10J2300/1861Heat exchange between at least two process streams
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10JPRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00Details of gasification processes
    • C10J2300/18Details of the gasification process, e.g. loops, autothermal operation
    • C10J2300/1861Heat exchange between at least two process streams
    • C10J2300/1884Heat exchange between at least two process streams with one stream being synthesis gas

Definitions

  • this prior art does not disclose that steam is generated by contacting the synthesis gas with water directly and the generated steam is supplied together with the quenched synthesis gas to the CO conversion reaction. Further, this prior art does not disclose that the synthesis gas is supplied to the CO conversion reaction without separating CO 2 , and the product gas obtained by the CO conversion reaction is separated into H 2 and residual gas, and the residual gas is returned to the first fluidized-bed furnace as a fluidizing gas.
  • the fluidized-bed temperature of the fluidized-bed reactor is preferably in the range of 450 to 950°C.
  • the wastes preferably has an average lower calorific value of 3500 kcal/kg or more. If the average lower calorific value of the wastes is 3500Kcal/kg or less, a supplementary fuel may be added to the wastes to allow the average lower calorific value to be 3500kcal/kg or more.
  • a supplementary fuel fossil fuel, which is generally used, such as coal or petroleum coke, may be used.
  • the present invention is also applicable to organic materials including oil shale, garbage, carcasses of beasts, waste clothing, waste paper, and any other material.
  • gas whose mole ratio of H 2 to N 2 is 3:1 is produced, and the produced gas is used for synthesis of ammonia. That is, as a gasifying agent supplied to the fluidized-bed reactor, in order to avoid agglomeration or clinker, it is necessary to reduce oxygen gas content to the range of 20 to 30 %. If a mixture of oxygen gas and steam is used as a gasifying agent, a large amount of steam is required. However, in case of producing ammonia as a final product, it is possible to use air. This is because if nitrogen gas remains in the produced gas and the mole ratio of H 2 to N 2 is 3:1, the produced gas can be used for synthesis of ammonia as it is.
  • the substances discharged from the bottom of fluidized-bed reactor after being depressurized by a rock hopper 14 which is normally used for high-temperature fine particles, are separated into the incombustibles "c" and the fluidized medium "d" by the screen 15.
  • the high-temperature combustor is not composed of a single vertically cylindrical chamber, but is composed of a combination of a vertical chamber 10 and a lateral chamber 11.
  • molten slag can stay in the combustor for a longer time, which makes it possible to reduce unburned carbon and to accelerate evaporation of metals having a low-melting point such as zinc and lead.
  • the wastes "a” crushed to a desired size is supplied above the fluidized-bed of hard silica sand in the fluidized-bed reactor 110.
  • the internal pressure of the fluidized-bed reactor 110 is about 40 atm.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Processing Of Solid Wastes (AREA)
  • Gasification And Melting Of Waste (AREA)

Claims (13)

  1. Procédé de traitement de déchets par gazéification, comprenant les étapes consistant à :
    gazéifier en brûlant partiellement au moins un déchet sélectionné dans le groupe composé des déchets urbains, des déchets plastiques comprenant des matières plastiques renforcées par fibres, des déchets de la biomasse, du carburant dérivés des ordures et des déchets de l'industrie automobile dans un réacteur à lit fluidisé fonctionnant à une température comprise entre 450°C et 950°C pour produire un matériau gazeux contenant des cendres et des résidus de carbonisation ;
    introduire ledit matériau gazeux dans un foyer à haute température possédant une chambre de gazéification à haute température et une chambre de refroidissement ;
    gazéifier en brûlant partiellement ledit matériau gazeux dans ladite chambre de gazéification à haute température à une température supérieure à un point de fusion des cendres pour produire un gaz de synthèse et une scorie en fusion ;
    éteindre ledit gaz de synthèse et ladite scorie en les mettant directement en contact avec de l'eau contenue dans ladite chambre de refroidissement pour former un gaz de synthèse éteint et une scorie granulée et pour générer de la vapeur ;
    évacuer ladite scorie granulée de ladite chambre de refroidissement ;
    épurer ledit gaz de synthèse éteint et ladite vapeur générée provenant de ladite chambre de refroidissement pour extraire du chlorure d'hydrogène et des poussières ;
    introduire ledit gaz de synthèse épuré et ladite vapeur épurée dans un réacteur de conversion de CO et mettre en oeuvre une réaction de conversion de CO pour convertir CO et H20 en H2 et en CO2 ;
    séparer le gaz obtenu par ladite réaction de conversion de CO en H2 et en gaz résiduel ; et
    fournir ledit gaz résiduel audit réacteur à lit fluidisé comme gaz de fluidisation.
  2. Procédé selon la revendication 1, dans lequel ledit réacteur à lit fluidisé comprend un réacteur à lit fluidisé à circulation rotative.
  3. Procédé selon la revendication 1, dans lequel les produits non combustibles et un milieu fluidisé sont évacués du fond dudit réacteur à lit fluidisé, et lesdits produits non combustibles sont extraits dudit milieu fluidisé et ledit milieu fluidisé est ramené dans ledit réacteur à lit fluidisé.
  4. Procédé selon la revendication 1, dans lequel ledit foyer à haute température comprend un foyer à haute température à écoulement tourbillonnaire.
  5. Procédé selon la revendication 1, dans lequel ladite gazéification dans ledit réacteur à lit fluidisé et ladite gazéification dans ledit foyer à haute température sont effectuées sous une pression comprise entre 5 et 90 atm.
  6. Procédé selon la revendication 1, dans lequel ladite température dans ledit foyer à haute température est supérieure ou égale à 1200°C.
  7. Procédé selon la revendication 1, dans lequel lesdits déchets ont une valeur calorifique moyenne inférieure qui est supérieure ou égale à 3500 Kcal/kg.
  8. Procédé selon la revendication 1, dans lequel lorsque lesdits déchets ont une valeur calorifique moyenne inférieure qui est inférieure ou égale à 3500 Kcal/kg, on ajoute aux dits déchets un carburant supplémentaire pour que ladite valeur calorifique moyenne inférieure soit supérieure ou égale à 3500 Kcal/kg.
  9. Procédé selon la revendication 1, dans lequel de l'oxygène gazeux ou un mélange d'oxygène gazeux et de vapeur est fourni audit réacteur à lit fluidisé comme agent de gazéification, et où l'oxygène gazeux ou un mélange d'oxygène gazeux et de vapeur est fourni audit foyer à haute température comme agent de gazéification.
  10. Procédé selon la revendication 1, dans lequel un mélange d'oxygène gazeux et d'air ou un mélange d'oxygène, d'air et de vapeur est fourni audit réacteur à lit fluidisé comme agent de gazéification, et où un mélange d'oxygène gazeux, d'air et de vapeur est fourni au dit brûleur à deux étages à haute température comme agent de gazéification, de façon à ce que ledit gaz de synthèse produit dans ledit brûleur à deux étages à haute température contienne CO, H2, et N2 et que le rapport molaire entre la somme de CO et de H2 et N2 soit approximativement égal à 3.
  11. Appareil de traitement de déchets par gazéification comprenant :
    un réacteur à lit fluidisé destiné à gazéifier par combustion partielle au moins un déchet sélectionné dans le groupe composé des déchets urbains, des déchets plastiques comprenant des matières plastiques renforcées par fibres, des déchets de la biomasse, un carburant dérivé des ordures et des déchets de l'industrie automobile à une basse température pour produire un matériau gazeux contenant des cendres et des résidus de carbonisation ;
    une chambre de gazéification à haute température dans un foyer à haute température pour gazéifier par combustion partielle ledit matériau gazeux à haute température afin de produire un gaz de synthèse et une scorie en fusion ;
    une chambre de refroidissement dans ledit foyer à haute température qui est destinée à éteindre ledit gaz de synthèse et ladite scorie en fusion en les mettant directement en contact avec de l'eau pour former un gaz de synthèse éteint et une scorie granulée et pour générer de la vapeur ;
    un épurateur à eau destiné à extraire le chlorure d'hydrogène et les poussières du gaz provenant de la chambre de refroidissement ;
    un réacteur de conversion de CO destiné à mettre en oeuvre une réaction de conversion de CO pour convertir CO et H20 qui sont contenus dans le gaz provenant dudit épurateur à eau en H2 et en CO2 ;
    un équipement de séparation destiné à séparer le gaz obtenu par ladite réaction de conversion de CO en H2 et en gaz résiduel ; et
    une conduite d'alimentation destinée à fournir ledit gaz résiduel audit réacteur à lit fluidisé comme gaz de fluidisation.
  12. Appareil selon la revendication 11, dans lequel ledit réacteur à lit fluidisé comprend un réacteur à lit fluidisé à circulation rotative.
  13. Appareil selon la revendication 11, dans lequel ledit brûleur à deux étages à haute température comprend un foyer à haute température à écoulement tourbillonnaire.
EP97909579A 1997-04-22 1997-10-22 Procede et dispositif servant a traiter des dechets par gazeification Expired - Lifetime EP0979262B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP11743497 1997-04-22
JP11743497A JP4222645B2 (ja) 1996-04-23 1997-04-22 有機性廃棄物の資源化方法及び資源化装置
PCT/JP1997/003814 WO1998047985A1 (fr) 1997-04-22 1997-10-22 Procede et dispositif servant a traiter des dechets par gazeification

Publications (2)

Publication Number Publication Date
EP0979262A1 EP0979262A1 (fr) 2000-02-16
EP0979262B1 true EP0979262B1 (fr) 2004-09-22

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EP97909579A Expired - Lifetime EP0979262B1 (fr) 1997-04-22 1997-10-22 Procede et dispositif servant a traiter des dechets par gazeification

Country Status (5)

Country Link
EP (1) EP0979262B1 (fr)
CN (1) CN1137249C (fr)
DE (1) DE69730870T2 (fr)
ES (1) ES2229339T3 (fr)
WO (1) WO1998047985A1 (fr)

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CN105561743B (zh) * 2014-10-14 2018-04-03 中国石油化工股份有限公司 一种用于合成气膜法脱碳的增湿缓冲系统
CN105694984A (zh) * 2016-04-06 2016-06-22 杭州燃油锅炉有限公司 一种生物质气化装置
EP3512804A1 (fr) * 2016-10-25 2019-07-24 Nextchem S.r.l. Procédé et appareil associé pour fabriquer de l'hydrogène pur à partir d'un gaz de synthèse provenant d'une gazéification de déchets
CN108929722B (zh) * 2018-07-26 2020-05-12 新奥科技发展有限公司 一种煤气化方法以及煤气化系统
IT201900013239A1 (it) * 2019-07-29 2021-01-29 Milano Politecnico Impianto per la produzione di syngas a partire da polimeri plastici di recupero pretrattati
CN111457404B (zh) * 2020-05-18 2024-08-13 江苏金门能源装备有限公司 一种安全型有机废气蓄热催化氧化装置
CN114074919A (zh) * 2020-08-13 2022-02-22 国家能源投资集团有限责任公司 城市垃圾转化生产氢气的方法

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CN102585912A (zh) * 2012-02-04 2012-07-18 王俊 一种多仓微波加热连续工业制取煤气方法

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CN1137249C (zh) 2004-02-04
WO1998047985A1 (fr) 1998-10-29
DE69730870D1 (de) 2004-10-28
CN1253577A (zh) 2000-05-17
ES2229339T3 (es) 2005-04-16
DE69730870T2 (de) 2005-09-29

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