ATE158782T1 - Vorrichtung und verfahren zur kristallisation eines minerals und vorrichtung und verfahren zur kristallisation von natriumcarbonatmonohydrat - Google Patents

Vorrichtung und verfahren zur kristallisation eines minerals und vorrichtung und verfahren zur kristallisation von natriumcarbonatmonohydrat

Info

Publication number
ATE158782T1
ATE158782T1 AT93200741T AT93200741T ATE158782T1 AT E158782 T1 ATE158782 T1 AT E158782T1 AT 93200741 T AT93200741 T AT 93200741T AT 93200741 T AT93200741 T AT 93200741T AT E158782 T1 ATE158782 T1 AT E158782T1
Authority
AT
Austria
Prior art keywords
crystallizing
slurry
pipe
sodium carbonate
mineral
Prior art date
Application number
AT93200741T
Other languages
English (en)
Inventor
Leon Ninane
Claude Breton
Original Assignee
Solvay
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 Solvay filed Critical Solvay
Application granted granted Critical
Publication of ATE158782T1 publication Critical patent/ATE158782T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D7/00—Carbonates of sodium, potassium or alkali metals in general
    • C01D7/42—Preventing the absorption of moisture or caking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0004—Crystallisation cooling by heat exchange
    • B01D9/0013—Crystallisation cooling by heat exchange by indirect heat exchange
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0036—Crystallisation on to a bed of product crystals; Seeding
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D7/00—Carbonates of sodium, potassium or alkali metals in general
    • C01D7/35—Varying the content of water of crystallisation or the specific gravity
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B7/00—Single-crystal growth from solutions using solvents which are liquid at normal temperature, e.g. aqueous solutions
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T117/00—Single-crystal, oriented-crystal, and epitaxy growth processes; non-coating apparatus therefor
    • Y10T117/10—Apparatus
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T117/00—Single-crystal, oriented-crystal, and epitaxy growth processes; non-coating apparatus therefor
    • Y10T117/10—Apparatus
    • Y10T117/1004—Apparatus with means for measuring, testing, or sensing
    • Y10T117/1008—Apparatus with means for measuring, testing, or sensing with responsive control means
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T117/00—Single-crystal, oriented-crystal, and epitaxy growth processes; non-coating apparatus therefor
    • Y10T117/10—Apparatus
    • Y10T117/1016—Apparatus with means for treating single-crystal [e.g., heat treating]
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T117/00—Single-crystal, oriented-crystal, and epitaxy growth processes; non-coating apparatus therefor
    • Y10T117/10—Apparatus
    • Y10T117/1024—Apparatus for crystallization from liquid or supercritical state

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Metallurgy (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
AT93200741T 1992-03-25 1993-03-15 Vorrichtung und verfahren zur kristallisation eines minerals und vorrichtung und verfahren zur kristallisation von natriumcarbonatmonohydrat ATE158782T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9203698A FR2689029B1 (fr) 1992-03-25 1992-03-25 Installation et procédé pour la cristallisation d'une substance minérale et procédé pour la cristallisation de carbonate de sodium monohydraté.

Publications (1)

Publication Number Publication Date
ATE158782T1 true ATE158782T1 (de) 1997-10-15

Family

ID=9428138

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93200741T ATE158782T1 (de) 1992-03-25 1993-03-15 Vorrichtung und verfahren zur kristallisation eines minerals und vorrichtung und verfahren zur kristallisation von natriumcarbonatmonohydrat

Country Status (9)

Country Link
US (1) US5396863A (de)
EP (1) EP0562665B1 (de)
JP (1) JP3392453B2 (de)
AT (1) ATE158782T1 (de)
CA (1) CA2092380C (de)
DE (1) DE69314207T2 (de)
FR (1) FR2689029B1 (de)
PL (2) PL173004B1 (de)
RU (1) RU2120819C1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5766270A (en) 1996-05-21 1998-06-16 Tg Soda Ash, Inc. Solution mining of carbonate/bicarbonate deposits to produce soda ash
US6322767B1 (en) 1996-05-21 2001-11-27 Fmc Corporation Process for making sodium carbonate decahydrate from sodium carbonate/bicarbonate liquors
US5955043A (en) 1996-08-29 1999-09-21 Tg Soda Ash, Inc. Production of sodium carbonate from solution mine brine
US6228335B1 (en) 1997-12-10 2001-05-08 Fmc Wyoming Corporation Process for the production of sodium carbonate crystals
TR200002222T2 (tr) 1998-01-28 2000-12-21 Environmental Projects,Inc. Sodyum karbonatın yeniden kristalleştirilmesi
US6609761B1 (en) 1999-01-08 2003-08-26 American Soda, Llp Sodium carbonate and sodium bicarbonate production from nahcolitic oil shale
US6464736B1 (en) 1999-08-05 2002-10-15 Environmental Projects, Inc. Recrystallization process
CN105568359B (zh) * 2016-01-27 2017-10-31 济南晶艺光电技术有限公司 水溶液晶体一体化生长炉
CN109603190A (zh) * 2018-12-13 2019-04-12 许正 一种重质纯碱生产用结晶器
CN109437249B (zh) * 2018-12-28 2021-09-21 南京六合高新建设发展有限公司 一种重质碱生产方法
CN109704370B (zh) * 2018-12-28 2021-11-23 台州市路桥凯通管业有限公司 一种重质碱高效结晶生产装置
CN113856235A (zh) * 2021-09-29 2021-12-31 浙江大华技术股份有限公司 降温结晶控制方法、装置、电子设备和系统

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE351947C (de) * 1919-07-26 1922-04-21 Der Chemischen Produkten Fabri Verfahren zur ununterbrochenen Gewinnung gleichmaessiger, wohlausgebildeter Kristalle aus Loesungen
US2034969A (en) * 1932-10-29 1936-03-24 Firm Rud Otto Meyer Apparatus for effecting the growth of crystals in vacuo
US3236590A (en) * 1962-12-10 1966-02-22 Allied Chem Anhydrous dense soda ash
BE661071A (de) * 1964-03-12
US3529938A (en) * 1967-10-06 1970-09-22 Upjohn Co Crystallization or leaching device
US3865922A (en) * 1969-01-10 1975-02-11 Ver Kunstmestf Mekog Albatros Process for the preparation of crystalline calcium sulphate and phosphoric acid
US4022820A (en) * 1974-11-12 1977-05-10 Monsanto Company Solidification and crystallization of materials
FR2512002A1 (fr) * 1981-08-26 1983-03-04 Solvay Procede et installation pour la fabrication de carbonate de sodium monohydrate
JPS594401A (ja) * 1982-06-29 1984-01-11 Kureha Chem Ind Co Ltd 結晶精製装置
JPS6025504A (ja) * 1983-07-21 1985-02-08 Kureha Chem Ind Co Ltd 結晶精製装置
JPS62244402A (ja) * 1986-04-15 1987-10-24 Kureha Chem Ind Co Ltd 結晶精製装置
US5143543A (en) * 1991-08-23 1992-09-01 U.S. Gold Corporation Biological conversion method

Also Published As

Publication number Publication date
DE69314207T2 (de) 1998-04-16
JPH067604A (ja) 1994-01-18
PL298262A1 (en) 1993-10-18
CA2092380A1 (fr) 1993-09-26
PL173004B1 (pl) 1998-01-30
FR2689029A1 (fr) 1993-10-01
US5396863A (en) 1995-03-14
EP0562665A3 (de) 1994-08-31
RU2120819C1 (ru) 1998-10-27
JP3392453B2 (ja) 2003-03-31
FR2689029B1 (fr) 1994-12-16
DE69314207D1 (de) 1997-11-06
EP0562665A2 (de) 1993-09-29
CA2092380C (fr) 2003-08-05
PL171239B1 (pl) 1997-03-28
EP0562665B1 (de) 1997-10-01

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