CA926094A - Digesting equipment for the continuous processing of alumina - Google Patents

Digesting equipment for the continuous processing of alumina

Info

Publication number
CA926094A
CA926094A CA049754A CA49754A CA926094A CA 926094 A CA926094 A CA 926094A CA 049754 A CA049754 A CA 049754A CA 49754 A CA49754 A CA 49754A CA 926094 A CA926094 A CA 926094A
Authority
CA
Canada
Prior art keywords
alumina
continuous processing
digesting equipment
digesting
equipment
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.)
Expired
Application number
CA049754A
Other languages
English (en)
Inventor
Sigmond Gyorgy
Mahig Laszlo
Nagy Albert
Juhasz Adam
Steiner Janos
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.)
ALUTERV ALUMINIUMIPARI TERVEZO INTEZET
Original Assignee
ALUTERV ALUMINIUMIPARI TERVEZO INTEZET
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 ALUTERV ALUMINIUMIPARI TERVEZO INTEZET filed Critical ALUTERV ALUMINIUMIPARI TERVEZO INTEZET
Application granted granted Critical
Publication of CA926094A publication Critical patent/CA926094A/en
Expired legal-status Critical Current

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
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0006—Controlling or regulating processes
    • B01J19/0013—Controlling the temperature of the process
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
    • C01F7/06—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process
    • C01F7/062—Digestion
    • C01F7/0626—Processes making use of tube digestion only
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
    • C01F7/06—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process
    • C01F7/062—Digestion
    • C01F7/064—Apparatus for digestion, e.g. digestor vessels or heat exchangers
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00076—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements inside the reactor
    • B01J2219/00085—Plates; Jackets; Cylinders
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00105—Controlling the temperature by indirect heating or cooling employing heat exchange fluids part or all of the reactants being heated or cooled outside the reactor while recycling
    • B01J2219/00114—Controlling the temperature by indirect heating or cooling employing heat exchange fluids part or all of the reactants being heated or cooled outside the reactor while recycling involving reactant slurries
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00164—Controlling or regulating processes controlling the flow

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Nutrition Science (AREA)
  • Inorganic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Paper (AREA)
CA049754A 1968-04-26 1969-04-25 Digesting equipment for the continuous processing of alumina Expired CA926094A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HUAU000196 1968-04-26

Publications (1)

Publication Number Publication Date
CA926094A true CA926094A (en) 1973-05-15

Family

ID=10993169

Family Applications (1)

Application Number Title Priority Date Filing Date
CA049754A Expired CA926094A (en) 1968-04-26 1969-04-25 Digesting equipment for the continuous processing of alumina

Country Status (7)

Country Link
US (1) US3586487A (de)
CA (1) CA926094A (de)
CS (1) CS192451B2 (de)
DE (1) DE6915982U (de)
FR (1) FR2007059A1 (de)
RO (1) RO54571A (de)
YU (1) YU34502B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4026352A (en) * 1974-09-04 1977-05-31 Sergei Mikhailovich Andoniev Device for evaporative cooling of metallurgical units
GB1478419A (en) * 1975-01-28 1977-06-29 Air Prod & Chem Reversible heat exchanger or regenerator systems
NL184024C (nl) * 1980-09-05 1989-03-16 Esmil Bv Inrichting met een aantal boven elkaar geplaatste en in serie geschakelde warmtewisselaars.
US5027891A (en) * 1988-03-30 1991-07-02 Alcan International Limited Method for transferring heat between process liquor streams
US11732326B1 (en) 2023-02-08 2023-08-22 Extractive Metallurgy Consultancy, LLC Extraction of lithium from mudstone and sequestration of carbon dioxide

Also Published As

Publication number Publication date
YU101969A (en) 1979-02-28
YU34502B (en) 1979-09-10
DE1920222B2 (de) 1971-01-28
FR2007059A1 (de) 1970-01-02
RO54571A (de) 1973-02-17
DE6915982U (de) 1976-12-02
US3586487A (en) 1971-06-22
DE1920222A1 (de) 1969-11-06
CS192451B2 (de) 1979-08-31

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