ZA737566B - Fluidized bed process - Google Patents

Fluidized bed process

Info

Publication number
ZA737566B
ZA737566B ZA00737566*A ZA737566A ZA737566B ZA 737566 B ZA737566 B ZA 737566B ZA 737566 A ZA737566 A ZA 737566A ZA 737566 B ZA737566 B ZA 737566B
Authority
ZA
South Africa
Prior art keywords
fluidized bed
bed process
fluidized
bed
Prior art date
Application number
ZA00737566*A
Other languages
English (en)
Inventor
D Leyshon
Original Assignee
Dorr Oliver Inc
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 Dorr Oliver Inc filed Critical Dorr Oliver Inc
Publication of ZA737566B publication Critical patent/ZA737566B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/01—Treating phosphate ores or other raw phosphate materials to obtain phosphorus or phosphorus compounds
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/26—Phosphates
    • C01B25/32—Phosphates of magnesium, calcium, strontium, or barium
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B15/00—Fluidised-bed furnaces; Other furnaces using or treating finely-divided materials in dispersion
    • 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)
  • Inorganic Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
ZA00737566*A 1972-10-30 1973-09-25 Fluidized bed process ZA737566B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/302,078 US3998929A (en) 1972-10-30 1972-10-30 Fluidized bed process

Publications (1)

Publication Number Publication Date
ZA737566B true ZA737566B (en) 1975-05-28

Family

ID=23166162

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00737566*A ZA737566B (en) 1972-10-30 1973-09-25 Fluidized bed process

Country Status (6)

Country Link
US (1) US3998929A (no)
JP (1) JPS5741295B2 (no)
BR (1) BR7308347D0 (no)
CA (1) CA1011106A (no)
IT (1) IT999700B (no)
ZA (1) ZA737566B (no)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5388658A (en) * 1976-11-29 1978-08-04 Mitsubishi Heavy Ind Ltd Fluidized bed calcining apparatus equipped with preheating means
US4125945A (en) * 1977-05-18 1978-11-21 Westlake Agricultural Engineering, Inc. Multiple stage grain dryer with intermediate steeping
US4236464A (en) * 1978-03-06 1980-12-02 Aerojet-General Corporation Incineration of noxious materials
FR2423440A1 (fr) * 1978-04-20 1979-11-16 Fives Cail Babcock Procede et installation pour la calcination a haute temperature des minerais de phosphate
ZA793953B (en) * 1978-08-08 1980-08-27 Coal Industry Patents Ltd Heat treatment of material
CS205889B1 (en) * 1979-04-10 1981-05-29 Jaroslav Beranek Method of supply of particles in the plurality of places in the fluid layer and device for executing the same
US4304754A (en) * 1979-10-01 1981-12-08 Dorr-Oliver Incorporated Fluid bed calcining apparatus
US4263262A (en) * 1979-10-01 1981-04-21 Dorr-Oliver Incorporated Fluid bed calcining process
US4439406A (en) * 1980-05-09 1984-03-27 Foster Wheeler Energy Corporation Method of capturing sulfur
US4333909A (en) * 1980-05-09 1982-06-08 Foster Wheeler Energy Corporation Fluidized bed boiler utilizing precalcination of acceptors
JPS58121389A (ja) * 1982-01-13 1983-07-19 株式会社日立製作所 管体の保温兼拘束装置
FR2520341A1 (fr) * 1982-01-27 1983-07-29 Fives Cail Babcock Procede et installation pour la calcination des minerais de phosphate
US4652434A (en) * 1985-08-05 1987-03-24 Scm Corporation Chlorination of ores containing alkali or alkaline earth values
ZA946850B (en) * 1993-09-13 1995-04-21 Dorr Oliver Inc Firing liquid and gaseous fuels for a circulating fluidized bed reactor
AUPN564095A0 (en) * 1995-09-26 1995-10-19 David Mitchell Limited Fluidised bed lime kiln
US5879638A (en) * 1995-10-16 1999-03-09 Dorr-Oliver Incorporated Fluidized bed reactor with gas distributor
US5779989A (en) * 1995-11-02 1998-07-14 Dorr-Oliver Incorporated Fluidized bed reactor with gas distributor and baffle
KR101103594B1 (ko) * 2009-08-07 2012-01-10 한국에너지기술연구원 가스화 합성가스를 이용하는 다단 유동층 수성가스 반응장치 및 이를 이용한 수소생산방법

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2639132A (en) * 1948-08-13 1953-05-19 Combined Metals Reduction Comp Processing furnace for discrete solids
US2801900A (en) * 1954-07-16 1957-08-06 Marathon Corp Process for treating spent sulfite liquor
US3139726A (en) * 1959-06-01 1964-07-07 Shell Oil Co Combustion with fluidization and after-burning
US3316334A (en) * 1962-02-26 1967-04-25 Pullman Inc Clay calcining process
US3266788A (en) * 1964-07-16 1966-08-16 Dorr Oliver Inc Fluidized bed reactor and method of operating same
DE1902390A1 (de) * 1969-01-18 1970-08-06 Kloeckner Humboldt Deutz Ag Verfahren zur thermischen Behandlung von feinkoernigen Stoffen in der Schwebe in einem heissen Gasstrom und Vorrichtung zur Durchfuehrung des Verfahrens
FR2142790B2 (no) * 1971-06-25 1973-06-29 Fives Lille Cail
US3796791A (en) * 1971-12-20 1974-03-12 Nichols Eng & Res Corp Process for reclaiming limestone mud
US3872211A (en) * 1972-11-07 1975-03-18 Dorr Oliver Inc Calcination of high moisture content phosphate rock

Also Published As

Publication number Publication date
AU6073673A (en) 1975-03-27
BR7308347D0 (pt) 1974-08-15
IT999700B (it) 1976-03-10
CA1011106A (en) 1977-05-31
JPS5741295B2 (no) 1982-09-02
US3998929A (en) 1976-12-21
JPS5062870A (no) 1975-05-29

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