IT999700B - Procedimento ed apparecchio di calcinazione in letto fluidizzato - Google Patents
Procedimento ed apparecchio di calcinazione in letto fluidizzatoInfo
- Publication number
- IT999700B IT999700B IT70192/73A IT7019273A IT999700B IT 999700 B IT999700 B IT 999700B IT 70192/73 A IT70192/73 A IT 70192/73A IT 7019273 A IT7019273 A IT 7019273A IT 999700 B IT999700 B IT 999700B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- fluidized bed
- calcination apparatus
- calcination
- fluidized
- Prior art date
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)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Dispersion Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
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 |
---|---|
IT999700B true IT999700B (it) | 1976-03-10 |
Family
ID=23166162
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT70192/73A IT999700B (it) | 1972-10-30 | 1973-10-29 | Procedimento ed apparecchio di calcinazione in letto fluidizzato |
Country Status (6)
Country | Link |
---|---|
US (1) | US3998929A (it) |
JP (1) | JPS5741295B2 (it) |
BR (1) | BR7308347D0 (it) |
CA (1) | CA1011106A (it) |
IT (1) | IT999700B (it) |
ZA (1) | ZA737566B (it) |
Families Citing this family (18)
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 |
US4263262A (en) * | 1979-10-01 | 1981-04-21 | Dorr-Oliver Incorporated | Fluid bed calcining process |
US4304754A (en) * | 1979-10-01 | 1981-12-08 | Dorr-Oliver Incorporated | Fluid bed calcining apparatus |
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)
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 (it) * | 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 |
-
1972
- 1972-10-30 US US05/302,078 patent/US3998929A/en not_active Expired - Lifetime
-
1973
- 1973-09-25 ZA ZA00737566*A patent/ZA737566B/xx unknown
- 1973-09-27 CA CA182,351A patent/CA1011106A/en not_active Expired
- 1973-10-25 BR BR8347/73A patent/BR7308347D0/pt unknown
- 1973-10-26 JP JP48120609A patent/JPS5741295B2/ja not_active Expired
- 1973-10-29 IT IT70192/73A patent/IT999700B/it active
Also Published As
Publication number | Publication date |
---|---|
CA1011106A (en) | 1977-05-31 |
AU6073673A (en) | 1975-03-27 |
BR7308347D0 (pt) | 1974-08-15 |
ZA737566B (en) | 1975-05-28 |
JPS5062870A (it) | 1975-05-29 |
US3998929A (en) | 1976-12-21 |
JPS5741295B2 (it) | 1982-09-02 |
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