ZA983805B - Method of adjusting a circulating fluidized bed and use of the method. - Google Patents

Method of adjusting a circulating fluidized bed and use of the method.

Info

Publication number
ZA983805B
ZA983805B ZA9803805A ZA983805A ZA983805B ZA 983805 B ZA983805 B ZA 983805B ZA 9803805 A ZA9803805 A ZA 9803805A ZA 983805 A ZA983805 A ZA 983805A ZA 983805 B ZA983805 B ZA 983805B
Authority
ZA
South Africa
Prior art keywords
adjusting
fluidized bed
circulating fluidized
circulating
bed
Prior art date
Application number
ZA9803805A
Other languages
English (en)
Inventor
Hans-Werner Schmidt
Martin Rahn
Horst Heisswolf
Marc Schnell
Bernd Erkes
Original Assignee
Metallgesellschaft Ag
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 Metallgesellschaft Ag filed Critical Metallgesellschaft Ag
Publication of ZA983805B publication Critical patent/ZA983805B/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
    • B01J8/1809—Controlling processes
    • 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
    • B01J8/005—Separating solid material from the gas/liquid stream
    • B01J8/0055—Separating solid material from the gas/liquid stream using cyclones
    • 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
    • B01J8/1818—Feeding of the fluidising gas
    • B01J8/1827—Feeding of the fluidising gas the fluidising gas being a reactant
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/02—Oxides; Hydroxides
    • C01G49/06—Ferric oxide [Fe2O3]
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/02—Oxides; Hydroxides
    • C01G49/08—Ferroso-ferric oxide [Fe3O4]
    • 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
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/02—Roasting processes
    • C22B1/10—Roasting processes in fluidised form
    • 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
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/12—Dry methods smelting of sulfides or formation of mattes by gases
    • C22B5/14—Dry methods smelting of sulfides or formation of mattes by gases fluidised material
    • 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
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/09—Reaction techniques
    • Y10S423/16—Fluidization

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
ZA9803805A 1997-05-07 1998-05-06 Method of adjusting a circulating fluidized bed and use of the method. ZA983805B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19719481A DE19719481C2 (de) 1997-05-07 1997-05-07 Verfahren zur Einstellung einer zirkulierenden Wirbelschicht

Publications (1)

Publication Number Publication Date
ZA983805B true ZA983805B (en) 1999-11-08

Family

ID=7829014

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9803805A ZA983805B (en) 1997-05-07 1998-05-06 Method of adjusting a circulating fluidized bed and use of the method.

Country Status (7)

Country Link
US (1) US6488901B1 (fr)
EP (1) EP0980287B1 (fr)
AU (1) AU732310B2 (fr)
BR (1) BR9809253B1 (fr)
DE (2) DE19719481C2 (fr)
WO (1) WO1998050142A2 (fr)
ZA (1) ZA983805B (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6827786B2 (en) * 2000-12-26 2004-12-07 Stephen M Lord Machine for production of granular silicon
DE10132177A1 (de) * 2001-07-03 2003-01-23 Degussa Verfahren zur Herstellung von Granulaten in einer zirkulierenden Wirbelschicht, Vorrichtung zur Durchführung dieses Verfahrens und nach diesem Verfahren erhaltene Granulate
US8541051B2 (en) 2003-08-14 2013-09-24 Halliburton Energy Services, Inc. On-the fly coating of acid-releasing degradable material onto a particulate
US7275856B2 (en) * 2004-09-30 2007-10-02 Rohm And Haas Electronic Materials Cmp Holdings, Inc. Apparatus for forming a polishing pad having a reduced striations
US7714083B2 (en) * 2006-03-08 2010-05-11 Exxonmobil Chemical Patents Inc. Recycle of hydrocarbon gases from the product tanks to a reactor through the use of ejectors
CN101890325B (zh) * 2009-05-20 2015-05-13 综合能源有限公司 细微固体颗粒回收利用装置以及包括其的流化床反应器
WO2010141930A1 (fr) * 2009-06-05 2010-12-09 Synthesis Energy Systems, Inc. Joint labyrinthe pour le recyclage de solides provenant d'un cyclone et d'un réacteur à lit fluidisé, et procédé l'utilisant
EP2890490B1 (fr) * 2012-08-29 2020-05-06 Borealis AG Ensemble formant réacteur et procédé de polymérisation d'oléfine
US8518353B1 (en) * 2012-10-09 2013-08-27 Babcock Power Development LLC Reduced sorbent utilization for circulating dry scrubbers
US9238774B2 (en) 2012-11-02 2016-01-19 Empire Technology Development Llc Soil fixation, dust suppression and water retention
US9468595B2 (en) 2012-11-02 2016-10-18 Empire Technology Development Llc Acrylamide derivatives
WO2014070196A1 (fr) * 2012-11-02 2014-05-08 Empire Technology Development Llc Bouillies de ciment comportant des polymères de pyranose
US9174871B2 (en) 2012-11-02 2015-11-03 Empire Technology Development Llc Cement slurries having pyranose polymers

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT287292B (de) * 1967-08-21 1971-01-11 Union Carbide Corp Kontinuierliches Verfahren zur Herstellung von festen, teilchenförmigen Polymeren aus Olefinen
DE2124776A1 (fr) * 1971-05-19 1972-12-07 Metallgesellschaft Ag
SE388363B (sv) 1975-01-24 1976-10-04 Stora Kopparbergs Bergslags Ab Sett for genomforande av endoterma reduktionsprocesser i cirkulerande flytbedd och anordning herfor
US4144316A (en) 1978-04-24 1979-03-13 E. I. Du Pont De Nemours And Company Production of chlorine and iron oxide from ferric chloride
DE2910830B1 (de) 1979-02-16 1980-07-24 Alusuisse Vorrichtung zum Gewinnen von festem Aluminiumchlorid
DE3702892A1 (de) * 1987-01-31 1988-08-11 Rheinische Braunkohlenw Ag Verfahren und einrichtung zur behandlung von koernigen feststoffen in einer wirbelschicht
DE4103965C1 (fr) 1991-02-09 1992-04-09 Metallgesellschaft Ag, 6000 Frankfurt, De
FR2683830B1 (fr) 1991-11-19 1994-04-08 Irsid Installation de reduction du minerai de fer en lit fluidise circulant.
EP0549252A1 (fr) * 1991-12-23 1993-06-30 BP Chemicals Limited Procédé de polymérisation d'alpha-oléfines en phase gazeuse dans un réacteur à lit fluidisé
DE4210068A1 (de) * 1992-03-27 1993-09-30 Rheinische Braunkohlenw Ag Wirbelschichtreaktor zum Verbrennen von Kohle
ES2135006T3 (es) 1994-06-02 1999-10-16 Standard Oil Co Ohio Procedimiento en lecho fluido para la acetoxilacion de etileno en la produccion de acetato de vinilo.

Also Published As

Publication number Publication date
AU7762298A (en) 1998-11-27
BR9809253A (pt) 2000-10-03
DE19719481C2 (de) 2000-09-07
US6488901B1 (en) 2002-12-03
BR9809253B1 (pt) 2009-01-13
DE59801257D1 (de) 2001-09-27
EP0980287A2 (fr) 2000-02-23
WO1998050142A2 (fr) 1998-11-12
EP0980287B1 (fr) 2001-08-22
DE19719481A1 (de) 1998-11-12
AU732310B2 (en) 2001-04-12
WO1998050142A3 (fr) 1999-02-18

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