GB2315432B - Furnaces - Google Patents

Furnaces

Info

Publication number
GB2315432B
GB2315432B GB9615425A GB9615425A GB2315432B GB 2315432 B GB2315432 B GB 2315432B GB 9615425 A GB9615425 A GB 9615425A GB 9615425 A GB9615425 A GB 9615425A GB 2315432 B GB2315432 B GB 2315432B
Authority
GB
United Kingdom
Prior art keywords
furnaces
Prior art date
Legal status (The legal status 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 status listed.)
Revoked
Application number
GB9615425A
Other versions
GB9615425D0 (en
GB2315432A (en
Inventor
Jacek Antoni Kostuch
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Imerys Minerals Ltd
Mortimer Technology Holdings Ltd
Original Assignee
Mortimer Technology Holdings Ltd
ECC International Ltd
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 Mortimer Technology Holdings Ltd, ECC International Ltd filed Critical Mortimer Technology Holdings Ltd
Priority to GB9615425A priority Critical patent/GB2315432B/en
Publication of GB9615425D0 publication Critical patent/GB9615425D0/en
Priority to DK97932948T priority patent/DK0914201T3/en
Priority to AU36306/97A priority patent/AU730499B2/en
Priority to ES97932948T priority patent/ES2164360T3/en
Priority to DE69706993T priority patent/DE69706993T2/en
Priority to JP50671998A priority patent/JP4115533B2/en
Priority to BR9710516-3A priority patent/BR9710516A/en
Priority to US09/214,951 priority patent/US6139313A/en
Priority to PT97932948T priority patent/PT914201E/en
Priority to CA002261230A priority patent/CA2261230C/en
Priority to AT97932948T priority patent/ATE206071T1/en
Priority to PCT/GB1997/002000 priority patent/WO1998003256A1/en
Priority to EP97932948A priority patent/EP0914201B1/en
Publication of GB2315432A publication Critical patent/GB2315432A/en
Application granted granted Critical
Publication of GB2315432B publication Critical patent/GB2315432B/en
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

Links

Classifications

    • 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
    • F27B15/02—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B15/10—Arrangements of air or gas supply devices
    • 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
    • B01J6/00—Heat treatments such as Calcining; Fusing ; Pyrolysis
    • B01J6/001—Calcining
    • 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
    • B01J8/38—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
    • B01J8/386—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 internally, i.e. the particles rotate within the vessel
    • 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
    • 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
    • F27B15/02—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B15/16—Arrangements of cooling devices
    • 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
    • B01J2208/00026—Controlling or regulating the heat exchange system
    • B01J2208/00035—Controlling or regulating the heat exchange system involving measured parameters
    • B01J2208/00044—Temperature measurement
    • B01J2208/00061—Temperature measurement of the reactants
    • 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
    • B01J2208/00026—Controlling or regulating the heat exchange system
    • B01J2208/00035—Controlling or regulating the heat exchange system involving measured parameters
    • B01J2208/00088—Flow rate measurement
    • 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
    • B01J2208/00274—Part of all of the reactants being heated or cooled outside the reactor while recycling involving reactant vapours
    • 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
    • B01J2208/00327—Controlling the temperature by direct heat exchange
    • B01J2208/00336—Controlling the temperature by direct heat exchange adding a temperature modifying medium to the reactants
    • B01J2208/00353—Non-cryogenic fluids
    • B01J2208/00371—Non-cryogenic fluids gaseous
    • 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
    • B01J2208/00327—Controlling the temperature by direct heat exchange
    • B01J2208/00336—Controlling the temperature by direct heat exchange adding a temperature modifying medium to the reactants
    • B01J2208/0038—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
    • B01J2208/00477—Controlling the temperature by thermal insulation means
    • B01J2208/00495—Controlling the temperature by thermal insulation means using insulating materials or refractories
    • 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)
  • Dispersion Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Furnace Details (AREA)
GB9615425A 1996-07-23 1996-07-23 Furnaces Revoked GB2315432B (en)

Priority Applications (13)

Application Number Priority Date Filing Date Title
GB9615425A GB2315432B (en) 1996-07-23 1996-07-23 Furnaces
ES97932948T ES2164360T3 (en) 1996-07-23 1997-07-23 OVEN THAT PRESENTS A HEATING AREA BY CIRCULATION OF TOROIDAL FLUID.
AT97932948T ATE206071T1 (en) 1996-07-23 1997-07-23 OVEN WITH AN ANNUAL FLUID FLOW HEATING ZONE
DK97932948T DK0914201T3 (en) 1996-07-23 1997-07-23 Heat zone oven with annular fluid flow
DE69706993T DE69706993T2 (en) 1996-07-23 1997-07-23 OVEN WITH A RING-SHAPED FLUID FLOW HEATING ZONE
JP50671998A JP4115533B2 (en) 1996-07-23 1997-07-23 A furnace having an annular fluid flow heating zone
BR9710516-3A BR9710516A (en) 1996-07-23 1997-07-23 Furnace with heating zone for toroidal fluid flow.
US09/214,951 US6139313A (en) 1996-07-23 1997-07-23 Furnace having toroidal fluid flow heating zone
PT97932948T PT914201E (en) 1996-07-23 1997-07-23 FURNACE WITH TOROIDAL FLUID FLOOR HEATING AREA
CA002261230A CA2261230C (en) 1996-07-23 1997-07-23 Furnace having toroidal fluid flow heating zone
AU36306/97A AU730499B2 (en) 1996-07-23 1997-07-23 Furnace having toroidal fluid flow heating zone
PCT/GB1997/002000 WO1998003256A1 (en) 1996-07-23 1997-07-23 Furnace having toroidal fluid flow heating zone
EP97932948A EP0914201B1 (en) 1996-07-23 1997-07-23 Furnace having toroidal fluid flow heating zone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9615425A GB2315432B (en) 1996-07-23 1996-07-23 Furnaces

Publications (3)

Publication Number Publication Date
GB9615425D0 GB9615425D0 (en) 1996-09-04
GB2315432A GB2315432A (en) 1998-02-04
GB2315432B true GB2315432B (en) 2000-03-29

Family

ID=10797348

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9615425A Revoked GB2315432B (en) 1996-07-23 1996-07-23 Furnaces

Country Status (1)

Country Link
GB (1) GB2315432B (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2203670A (en) * 1987-04-10 1988-10-26 Torftech Ltd Process on or with liquid

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2203670A (en) * 1987-04-10 1988-10-26 Torftech Ltd Process on or with liquid

Also Published As

Publication number Publication date
GB9615425D0 (en) 1996-09-04
GB2315432A (en) 1998-02-04

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Legal Events

Date Code Title Description
730 Substitution of applicants allowed (sect. 30/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020723

773K Patent revoked under sect. 73(2)/1977