BR9809253A - Processo para o ajuste de um leito fluidizado circulante e utilização do processo - Google Patents

Processo para o ajuste de um leito fluidizado circulante e utilização do processo

Info

Publication number
BR9809253A
BR9809253A BR9809253-7A BR9809253A BR9809253A BR 9809253 A BR9809253 A BR 9809253A BR 9809253 A BR9809253 A BR 9809253A BR 9809253 A BR9809253 A BR 9809253A
Authority
BR
Brazil
Prior art keywords
fluidized bed
circulating fluidized
adjusting
gas
partial
Prior art date
Application number
BR9809253-7A
Other languages
English (en)
Other versions
BR9809253B1 (pt
Inventor
Hans-Werner Schmidt
Martin Rahn
Horst Heisswolf
Marc Schnell
Bernd Erkes
Original Assignee
Bayer Ag
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 Bayer Ag, Metallgesellschaft Ag filed Critical Bayer Ag
Publication of BR9809253A publication Critical patent/BR9809253A/pt
Publication of BR9809253B1 publication Critical patent/BR9809253B1/pt

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)

Abstract

Patente de Invenção: <B>"PROCESSO PARA O AJUSTE DE UM LEITO FLUIDIZADO CIRCULANTE E UTILIZAçãO DO PROCESSO"<D>. Neste processo, pelo menos uma corrente parcial do gás puro removido do ciclone (2) é usado como quantidade parcial do gás portador em pelo menos um ponto de leito fluidizado circulante, e o gás puro usado como quantidade parcial do gás portador é misturado num misturador de injetor (8) antes de ser alimentado no leito fluidizado circulante com 10 até 90 por cento em peso de gás propulsor, relacionado à quantidade da corrente parcial do gás puro removido do ciclone (2), e a mistura alimentada no leito fluidizado circulante como gás portador.
BRPI9809253-7A 1997-05-07 1998-05-06 processo para o ajuste de um leito fluidizado circulante e utilizaÇço do processo. BR9809253B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19719481A DE19719481C2 (de) 1997-05-07 1997-05-07 Verfahren zur Einstellung einer zirkulierenden Wirbelschicht
PCT/EP1998/002668 WO1998050142A2 (de) 1997-05-07 1998-05-06 Verfahren zur einstellung einer zirkulierenden wirbelschicht und verwendung des verfahrens

Publications (2)

Publication Number Publication Date
BR9809253A true BR9809253A (pt) 2000-10-03
BR9809253B1 BR9809253B1 (pt) 2009-01-13

Family

ID=7829014

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9809253-7A BR9809253B1 (pt) 1997-05-07 1998-05-06 processo para o ajuste de um leito fluidizado circulante e utilizaÇço do processo.

Country Status (7)

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

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
TR201111917T1 (tr) * 2009-06-05 2012-05-21 Synthesis Energy Systems, Inc. Siklonlu ve akışkan yataklı bir reaktörden katı maddeleri geri dönüştürmek için sızdırmazlık döngüsü ve bunun kullanım yöntemi.
US9382359B2 (en) 2012-08-29 2016-07-05 Borealis Ag Reactor assembly and method for polymerization of olefins
US8518353B1 (en) * 2012-10-09 2013-08-27 Babcock Power Development LLC Reduced sorbent utilization for circulating dry scrubbers
US9174871B2 (en) 2012-11-02 2015-11-03 Empire Technology Development Llc Cement slurries having pyranose polymers
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 (en) * 2012-11-02 2014-05-08 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 (pt) * 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 (pt) * 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 (en) * 1991-12-23 1993-06-30 BP Chemicals Limited Process for the gas-phase polymerisation of alpha-olefins in a fluidized-bed reactor
DE4210068A1 (de) * 1992-03-27 1993-09-30 Rheinische Braunkohlenw Ag Wirbelschichtreaktor zum Verbrennen von Kohle
EP0685449B1 (en) * 1994-06-02 1999-08-18 The Standard Oil Company Fluid bed process for the acetoxylation of ethylene in the production of vinyl acetate

Also Published As

Publication number Publication date
WO1998050142A2 (de) 1998-11-12
BR9809253B1 (pt) 2009-01-13
DE19719481C2 (de) 2000-09-07
WO1998050142A3 (de) 1999-02-18
EP0980287B1 (de) 2001-08-22
ZA983805B (en) 1999-11-08
US6488901B1 (en) 2002-12-03
AU732310B2 (en) 2001-04-12
AU7762298A (en) 1998-11-27
EP0980287A2 (de) 2000-02-23
DE59801257D1 (de) 2001-09-27
DE19719481A1 (de) 1998-11-12

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 27/01/2009, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 16A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2259 DE 22-04-2014 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.