BE837845A - Procede et appareil pour la reduction de matieres divisees dans un lit fluidise - Google Patents

Procede et appareil pour la reduction de matieres divisees dans un lit fluidise

Info

Publication number
BE837845A
BE837845A BE163745A BE163745A BE837845A BE 837845 A BE837845 A BE 837845A BE 163745 A BE163745 A BE 163745A BE 163745 A BE163745 A BE 163745A BE 837845 A BE837845 A BE 837845A
Authority
BE
Belgium
Prior art keywords
reduction
fluidized bed
divided materials
divided
materials
Prior art date
Application number
BE163745A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE837845A publication Critical patent/BE837845A/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
    • B01J8/38—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with fluidised bed containing a rotatable device or being subject to rotation or to a circulatory movement, i.e. leaving a vessel and subsequently re-entering it
    • B01J8/384—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with fluidised bed containing a rotatable device or being subject to rotation or to a circulatory movement, i.e. leaving a vessel and subsequently re-entering it being subject to a circulatory movement only
    • B01J8/388—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with fluidised bed containing a rotatable device or being subject to rotation or to a circulatory movement, i.e. leaving a vessel and subsequently re-entering it being subject to a circulatory movement only externally, i.e. the particles leaving the vessel and subsequently re-entering it
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/1836—Heating and cooling the reactor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
    • B01J8/26—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with two or more fluidised beds, e.g. reactor and regeneration installations
    • B01J8/28—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with two or more fluidised beds, e.g. reactor and regeneration installations the one above the other
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00106—Controlling the temperature by indirect heat exchange
    • B01J2208/00265—Part of all of the reactants being heated or cooled outside the reactor while recycling
    • B01J2208/00292—Part of all of the reactants being heated or cooled outside the reactor while recycling involving reactant solids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/0053—Controlling multiple zones along the direction of flow, e.g. pre-heating and after-cooling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
BE163745A 1975-01-24 1976-01-23 Procede et appareil pour la reduction de matieres divisees dans un lit fluidise BE837845A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7500797A SE388363B (sv) 1975-01-24 1975-01-24 Sett for genomforande av endoterma reduktionsprocesser i cirkulerande flytbedd och anordning herfor

Publications (1)

Publication Number Publication Date
BE837845A true BE837845A (fr) 1976-05-14

Family

ID=20323485

Family Applications (1)

Application Number Title Priority Date Filing Date
BE163745A BE837845A (fr) 1975-01-24 1976-01-23 Procede et appareil pour la reduction de matieres divisees dans un lit fluidise

Country Status (12)

Country Link
US (1) US4042376A (xx)
JP (1) JPS5915011B2 (xx)
AU (1) AU502028B2 (xx)
BE (1) BE837845A (xx)
CA (1) CA1088730A (xx)
DE (1) DE2601619A1 (xx)
FR (1) FR2298365A1 (xx)
GB (1) GB1527021A (xx)
IT (1) IT1053423B (xx)
LU (1) LU74227A1 (xx)
NL (1) NL7600718A (xx)
SE (1) SE388363B (xx)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE419129B (sv) * 1979-05-29 1981-07-13 Stora Kopparbergs Bergslags Ab Anordning for reduktion av finfordelat jernoxidhaltigt material i en cirkulerande flytbedd
IE51626B1 (en) * 1980-08-18 1987-01-21 Fluidised Combustion Contract A fluidised bed furnace and power generating plant including such a furnace
DE3443722A1 (de) * 1984-11-30 1986-06-12 Foerster Guenther Verfahren zur thermischen beseitigung von halogenverbindungen, insbesondere dioxine, phosgen und polychlorierte biphenyle bildende chlorverbindungen enthaltenden abfaellen sowie wirbelschicht-reaktor zu seiner durchfuehrung
JPS62230911A (ja) * 1986-03-31 1987-10-09 Nippon Steel Corp 高速流動層の操業方法
FR2607025B1 (fr) * 1986-11-21 1993-06-11 Air Liquide Procede et installation de traitement par fluidisation
NO164608C (no) * 1988-04-20 1990-10-24 Elkem Technology Fremgangsmaate for fremstilling av metaller eller ferrolegeringer ved direkte reduksjon samt kolonne for behandling av finkornede materialer med gass.
FI87147C (fi) * 1990-07-13 1992-12-10 Ahlstroem Oy Foerfarande och anordning foer behandling av gaser och/eller fast material i en reaktor med cirkulerande fluidiserad baedd
FI89944C (fi) * 1990-12-21 1993-12-10 Ahlstroem Oy Foerfarande och anordning foer reglering av temperaturen i en reaktor med cirkulerande fluidiserad baedd
US5869018A (en) 1994-01-14 1999-02-09 Iron Carbide Holdings, Ltd. Two step process for the production of iron carbide from iron oxide
US5690717A (en) * 1995-03-29 1997-11-25 Iron Carbide Holdings, Ltd. Iron carbide process
US5804156A (en) * 1996-07-19 1998-09-08 Iron Carbide Holdings, Ltd. Iron carbide process
DE19719481C2 (de) 1997-05-07 2000-09-07 Metallgesellschaft Ag Verfahren zur Einstellung einer zirkulierenden Wirbelschicht
AU750751B2 (en) 1998-03-31 2002-07-25 Iron Carbide Holdings, Ltd Process for the production of iron carbide from iron oxide using external sources of carbon monoxide

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3511642A (en) * 1966-11-17 1970-05-12 Exxon Research Engineering Co Fluid iron ore reduction with inverse temperature staging
US3475160A (en) * 1967-02-15 1969-10-28 Exxon Research Engineering Co Method of producing reducing gases for the fluidized bed reduction of ores
US3936296A (en) * 1970-02-25 1976-02-03 Campbell Donald L Integrated fluidized reduction and melting of iron ores

Also Published As

Publication number Publication date
AU1053976A (en) 1977-07-28
JPS5915011B2 (ja) 1984-04-07
DE2601619A1 (de) 1976-07-29
SE7500797L (sv) 1976-07-26
JPS5199671A (xx) 1976-09-02
NL7600718A (nl) 1976-07-27
LU74227A1 (xx) 1976-07-23
FR2298365A1 (fr) 1976-08-20
AU502028B2 (en) 1979-07-12
CA1088730A (en) 1980-11-04
FR2298365B1 (xx) 1979-05-18
US4042376A (en) 1977-08-16
IT1053423B (it) 1981-08-31
SE388363B (sv) 1976-10-04
GB1527021A (en) 1978-10-04

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: STORA KOPPARBERGS BERGSLAGS A.B.

Effective date: 19860131