IT1039017B - Processo ed apparato per il raf freddamento di un gas - Google Patents

Processo ed apparato per il raf freddamento di un gas

Info

Publication number
IT1039017B
IT1039017B IT24409/75A IT2440975A IT1039017B IT 1039017 B IT1039017 B IT 1039017B IT 24409/75 A IT24409/75 A IT 24409/75A IT 2440975 A IT2440975 A IT 2440975A IT 1039017 B IT1039017 B IT 1039017B
Authority
IT
Italy
Prior art keywords
raf
cooling
gas
raf cooling
Prior art date
Application number
IT24409/75A
Other languages
English (en)
Original Assignee
Shell Int Research
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 Shell Int Research filed Critical Shell Int Research
Application granted granted Critical
Publication of IT1039017B publication Critical patent/IT1039017B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/72—Other features
    • C10J3/82—Gas withdrawal means
    • C10J3/84—Gas withdrawal means with means for removing dust or tar from the gas
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/46—Gasification of granular or pulverulent flues in suspension
    • C10J3/48—Apparatus; Plants
    • C10J3/52—Ash-removing devices
    • C10J3/526—Ash-removing devices for entrained flow gasifiers
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/72—Other features
    • C10J3/82—Gas withdrawal means
    • C10J3/84—Gas withdrawal means with means for removing dust or tar from the gas
    • C10J3/845—Quench rings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
    • F28C3/00—Other direct-contact heat-exchange apparatus
    • F28C3/02—Other direct-contact heat-exchange apparatus the heat-exchange media both being gases or vapours
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0913—Carbonaceous raw material
    • C10J2300/093—Coal
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0913—Carbonaceous raw material
    • C10J2300/0946—Waste, e.g. MSW, tires, glass, tar sand, peat, paper, lignite, oil shale
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0953—Gasifying agents
    • C10J2300/0956—Air or oxygen enriched air
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0953—Gasifying agents
    • C10J2300/0959—Oxygen
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0953—Gasifying agents
    • C10J2300/0973—Water
    • C10J2300/0976—Water as steam
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/18—Details of the gasification process, e.g. loops, autothermal operation
    • C10J2300/1846—Partial oxidation, i.e. injection of air or oxygen only
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S261/00—Gas and liquid contact apparatus
    • Y10S261/54—Venturi scrubbers
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S261/00—Gas and liquid contact apparatus
    • Y10S261/76—Steam
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S48/00—Gas: heating and illuminating
    • Y10S48/02—Slagging producer
IT24409/75A 1974-06-17 1975-06-16 Processo ed apparato per il raf freddamento di un gas IT1039017B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7408036,A NL178134C (nl) 1974-06-17 1974-06-17 Werkwijze en inrichting voor het behandelen van een heet produktgas.

Publications (1)

Publication Number Publication Date
IT1039017B true IT1039017B (it) 1979-12-10

Family

ID=19821557

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24409/75A IT1039017B (it) 1974-06-17 1975-06-16 Processo ed apparato per il raf freddamento di un gas

Country Status (14)

Country Link
US (1) US4054424A (it)
JP (1) JPS5851196B2 (it)
BE (1) BE830265A (it)
CA (1) CA1022795A (it)
CS (1) CS194229B2 (it)
DD (1) DD119267A5 (it)
DE (1) DE2526922C2 (it)
FR (1) FR2274884A1 (it)
GB (1) GB1512692A (it)
IN (1) IN143501B (it)
IT (1) IT1039017B (it)
NL (1) NL178134C (it)
PL (1) PL99669B1 (it)
SU (1) SU725570A3 (it)

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4183896A (en) * 1976-06-16 1980-01-15 Gordon Donald C Anti-pollution device for exhaust gases
GB1544002A (en) * 1976-10-21 1979-04-11 Shell Int Research Process for the separation of dry particulate matter from a hot gas
DE2710154C2 (de) * 1977-03-09 1982-09-23 Dr. C. Otto & Comp. Gmbh, 4630 Bochum Unter Druck und hoher Temperatur arbeitender Gaserzeuger
NL7704399A (nl) * 1977-04-22 1978-10-24 Shell Int Research Werkwijze en reactor voor de partiele ver- branding van koolpoeder.
AT354989B (de) * 1977-07-01 1980-02-11 Waagner Biro Ag Verfahren und einrichtung zur mischung zweier gasstroeme
US4234407A (en) * 1979-02-26 1980-11-18 The United States Of America As Represented By The United States Department Of Energy Reactor and method for hydrocracking carbonaceous material
US4279622A (en) * 1979-07-13 1981-07-21 Texaco Inc. Gas-gas quench cooling and solids separation process
US4324563A (en) * 1979-07-13 1982-04-13 Texaco Inc. Gasification apparatus with means for cooling and separating solids from the product gas
IN156182B (it) * 1981-11-16 1985-06-01 Shell Int Research
US4466808A (en) * 1982-04-12 1984-08-21 Texaco Development Corporation Method of cooling product gases of incomplete combustion containing ash and char which pass through a viscous, sticky phase
NL8203582A (nl) * 1982-09-16 1984-04-16 Shell Int Research Werkwijze voor het bereiden van synthesegas.
NL190510C (nl) * 1983-02-17 1994-04-05 Hoogovens Groep Bv Gasmenger.
JPS59211085A (ja) * 1983-05-16 1984-11-29 富士通機電株式会社 電光表示装置駆動方式
DE3427088A1 (de) * 1984-07-18 1986-01-30 Korf Engineering GmbH, 4000 Düsseldorf Vorrichtung zum abkuehlen eines heissen produktgases
US4872886A (en) * 1985-11-29 1989-10-10 The Dow Chemical Company Two-stage coal gasification process
DE3601786C2 (de) * 1986-01-22 1996-03-07 Krupp Koppers Gmbh Einrichtung zur Abkühlung des aus einem unter erhöhtem Druck betriebenen Vergasungsreaktor austretenden heißen Produktionsgases
US4963162A (en) * 1987-12-29 1990-10-16 Shell Oil Company Coal gasification process
US4874397A (en) * 1987-12-29 1989-10-17 Shell Oil Company Coal gasification process
DE3809313A1 (de) * 1988-03-19 1989-10-05 Krupp Koppers Gmbh Verfahren und vorrichtung zum kuehlen von partialoxidationsgas
DE3816340A1 (de) * 1988-05-13 1989-11-23 Krupp Koppers Gmbh Verfahren und vorrichtung zum kuehlen eines heissen produktgases, das klebrige bzw. schmelzfluessige partikel enthaelt
US4859213A (en) * 1988-06-20 1989-08-22 Shell Oil Company Interchangeable quench gas injection ring
DE3901601A1 (de) * 1989-01-20 1990-07-26 Krupp Koppers Gmbh Verfahren und vorrichtung zum kuehlen von partialoxidationsgas
DE3938223A1 (de) * 1989-11-17 1991-05-23 Krupp Koppers Gmbh Verfahren und vorrichtung zur kuehlung von partialoxidationsrohgas
DE4020357A1 (de) * 1990-06-27 1992-01-02 Man Technologie Gmbh Abgasfuehrungssystem
US5607649A (en) * 1992-06-05 1997-03-04 Niro Holding A/S Method and apparatus for processing a particulate material in a fluidized bed chamber
US5433760A (en) * 1993-05-13 1995-07-18 Shell Oil Company Method of quenching synthesis gas
US5431703A (en) * 1993-05-13 1995-07-11 Shell Oil Company Method of quenching synthesis gas
DE4318385C2 (de) * 1993-06-03 1997-04-10 Metallgesellschaft Ag Verfahren zum Abscheiden von Schlacketröpfchen aus einem Rohgas aus der Verbrennung oder Vergasung fester oder flüssiger Brennstoffe
US5520456A (en) * 1993-06-16 1996-05-28 Bickerstaff; Richard D. Apparatus for homogeneous mixing of two media having an elongated cylindrical passage and media injection means
DE4340156A1 (de) * 1993-11-25 1995-06-01 Krupp Koppers Gmbh Verfahren und Vorrichtung zur Kühlung von Partialoxidationsrohgas
US5833888A (en) * 1996-12-31 1998-11-10 Atmi Ecosys Corporation Weeping weir gas/liquid interface structure
US5935283A (en) * 1996-12-31 1999-08-10 Atmi Ecosys Corporation Clog-resistant entry structure for introducing a particulate solids-containing and/or solids-forming gas stream to a gas processing system
US5846275A (en) * 1996-12-31 1998-12-08 Atmi Ecosys Corporation Clog-resistant entry structure for introducing a particulate solids-containing and/or solids-forming gas stream to a gas processing system
KR101347031B1 (ko) 2005-05-02 2014-01-03 쉘 인터내셔날 리써취 마트샤피지 비.브이. 합성가스 생산 방법 및 시스템
DE102005059184B3 (de) * 2005-12-02 2007-09-06 Deutsches Zentrum für Luft- und Raumfahrt e.V. Vorrichtung und Verfahren zur Dämpfung thermoakustischer Resonanzen in Brennkammern
CA2636472A1 (en) * 2006-01-09 2007-07-19 Excell Technologies, Llc Liquid slag quick quenching apparatus and method
US20070294943A1 (en) * 2006-05-01 2007-12-27 Van Den Berg Robert E Gasification reactor and its use
EP2016160A1 (en) * 2006-05-01 2009-01-21 Shell Internationale Research Maatschappij B.V. Gasification reactor and its use
US20080000155A1 (en) * 2006-05-01 2008-01-03 Van Den Berg Robert E Gasification system and its use
CN101432400B (zh) * 2006-05-01 2012-11-14 国际壳牌研究有限公司 气化反应器及其应用
US9051522B2 (en) * 2006-12-01 2015-06-09 Shell Oil Company Gasification reactor
US8236071B2 (en) * 2007-08-15 2012-08-07 General Electric Company Methods and apparatus for cooling syngas within a gasifier system
EP2197988B1 (en) * 2007-09-04 2016-10-26 Shell Internationale Research Maatschappij B.V. Quenching vessel
CN101547730B (zh) * 2007-09-04 2012-02-01 国际壳牌研究有限公司 喷嘴总管以及利用这种布置结构的高温气体骤冷方法
US8074973B2 (en) * 2007-10-02 2011-12-13 Exxonmobil Chemical Patents Inc. Method and apparatus for cooling pyrolysis effluent
US8197564B2 (en) * 2008-02-13 2012-06-12 General Electric Company Method and apparatus for cooling syngas within a gasifier system
US9657989B2 (en) 2008-04-07 2017-05-23 Wastedry, Llc Systems and methods for processing municipal wastewater treatment sewage sludge
US9638414B2 (en) * 2008-04-07 2017-05-02 Wastedry Llc Systems and methods for processing municipal wastewater treatment sewage sludge
EP2321388B1 (en) * 2008-09-01 2015-09-30 Shell Internationale Research Maatschappij B.V. Self cleaning arrangement
US8960651B2 (en) * 2008-12-04 2015-02-24 Shell Oil Company Vessel for cooling syngas
US9028569B2 (en) * 2009-06-30 2015-05-12 General Electric Company Gasification quench chamber and scrubber assembly
RU2433282C2 (ru) 2010-05-07 2011-11-10 Владимир Петрович Севастьянов Способ псевдодетонационной газификации угольной суспензии в комбинированном цикле "icsgcc"
US9028571B2 (en) * 2011-04-06 2015-05-12 Ineos Bio Sa Syngas cooler system and method of operation
US9127222B2 (en) * 2012-07-13 2015-09-08 General Electric Company System and method for protecting gasifier quench ring
KR101542237B1 (ko) * 2012-11-13 2015-08-21 현대중공업 주식회사 석탄 가스화기용 용융 비산회 냉각장치
DE102013219312B4 (de) 2013-09-25 2018-07-12 Technische Universität Bergakademie Freiberg Verfahren zur Teilkonvertierung von Rohgasen der Flugstromvergasung
CN112964084B (zh) * 2021-03-09 2021-12-28 西安交通大学 一种高温废气快速冷却回收及稳压装置
CN117685698A (zh) * 2024-02-04 2024-03-12 冰轮环境技术股份有限公司 一种立式低压循环桶及立式桶泵制冷系统

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2302396A (en) * 1939-07-31 1942-11-17 Humphreys & Glasgow Ltd Cleansing and cooling gases by liquid in the manufacture of water gas
US2699384A (en) * 1949-12-20 1955-01-11 Du Pont Preparation of carbon monoxide and hydrogen from carbonaceous solids
US2716598A (en) * 1951-02-06 1955-08-30 Du Pont Preparation of carbon monoxide and hydrogen by partial oxidation of carbonaceous solids
US2905544A (en) * 1951-05-17 1959-09-22 Koppers Co Inc Suspension process for the production of co and h2 from a solid carbonaceous fuel, oxygen and steam
US2971830A (en) * 1958-06-18 1961-02-14 Sumitomo Chemical Co Method of gasifying pulverized coal in vortex flow
US3567399A (en) * 1968-06-03 1971-03-02 Kaiser Aluminium Chem Corp Waste combustion afterburner
US3495384A (en) * 1968-06-24 1970-02-17 Howard Alliger Noxious residue eliminator for smelting plant
US3715301A (en) * 1971-06-30 1973-02-06 Texaco Inc Multi-hydrotorting of coal
US3841061A (en) * 1972-11-24 1974-10-15 Pollution Ind Inc Gas cleaning apparatus
US3864100A (en) * 1973-01-02 1975-02-04 Combustion Eng Method and apparatus for gasification of pulverized coal

Also Published As

Publication number Publication date
GB1512692A (en) 1978-06-01
SU725570A1 (ru) 1980-03-30
NL178134C (nl) 1986-02-03
CA1022795A (en) 1977-12-20
BE830265A (fr) 1975-12-16
DE2526922A1 (de) 1976-01-02
NL178134B (nl) 1985-09-02
FR2274884A1 (fr) 1976-01-09
US4054424A (en) 1977-10-18
CS194229B2 (en) 1979-11-30
PL99669B1 (pl) 1978-07-31
IN143501B (it) 1977-12-10
FR2274884B1 (it) 1977-07-08
JPS5851196B2 (ja) 1983-11-15
DE2526922C2 (de) 1985-09-26
NL7408036A (nl) 1975-12-19
AU8216475A (en) 1976-12-23
SU725570A3 (en) 1980-03-30
JPS5113377A (en) 1976-02-02
DD119267A5 (it) 1976-04-12

Similar Documents

Publication Publication Date Title
IT1039017B (it) Processo ed apparato per il raf freddamento di un gas
IT946922B (it) Apparato e processo per la miscela zione di gas
IT1052039B (it) Processo ed apparecchiatura per l applicazione di fluidi
BR7504255A (pt) Processo e dispositivo para a producao de gas de combusta
BR7504169A (pt) Processo e aparelho de eletrolise
BR7500335A (pt) Aparelho e processo para a reacao gasosa de material
IT1036700B (it) Procedimento ed impianto per il raffreddamento di una miscela gassosa
IT961166B (it) Processo ed apparecchiatura per la depurazione di gas
IT1021774B (it) Processo per la preparazione di gas riducenti
IT1031088B (it) Processo e apparato per la rigene razione di catalizzator i
IT1042368B (it) Processo ed apparecchio per la gasi ficazione di olio
IT1031523B (it) Apparato e processo per il trattamento catalitico di idrocarburi
IT1048594B (it) Metodo ed apparecchiatura per la asportazione di impurita organiche gassose
IT1034183B (it) Processo e apparecchiatura per la umidificazione e il riscalda mento di un gas
RO72717A (ro) Procedeu si instalatie pentru cojirea unui semifabricat turnat continuu
IT1042685B (it) Metodo ed apparato per la fabbricazione di spazzole
IT1040367B (it) Apparecchiatura e procedimento di stampaggio per soffiatura
IT1039819B (it) Fenileteri e processo per la loro prepazazione
CS189726B2 (en) Method of producing new amines
IT1035943B (it) Metodo ed apparato per produrre idrogeno
IT1015200B (it) Processo e dispositivo di raffred damento di un gas
IT1029892B (it) Metodo ed apparato per la produzione di metanolo
IT1040792B (it) Apparecchio e procedimento per il posizionamento di cursori
IT1051592B (it) Processo per la riduzione gassosa di materiali metallici
IT1034898B (it) Apparecchiatura e metodo per selezionare sisarette