ES438692A1 - Un procedimiento de cristalizacion de hidratos de sosa caus-tica por enfriamiento de una lejia caustica. - Google Patents

Un procedimiento de cristalizacion de hidratos de sosa caus-tica por enfriamiento de una lejia caustica.

Info

Publication number
ES438692A1
ES438692A1 ES438692A ES438692A ES438692A1 ES 438692 A1 ES438692 A1 ES 438692A1 ES 438692 A ES438692 A ES 438692A ES 438692 A ES438692 A ES 438692A ES 438692 A1 ES438692 A1 ES 438692A1
Authority
ES
Spain
Prior art keywords
caustic
hydrates
translation
cooling
machine
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
ES438692A
Other languages
English (en)
Spanish (es)
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.)
Solvay SA
Original Assignee
Solvay SA
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 SA filed Critical Solvay SA
Publication of ES438692A1 publication Critical patent/ES438692A1/es
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D9/00Crystallisation
    • B01D9/0004Crystallisation cooling by heat exchange
    • B01D9/0013Crystallisation cooling by heat exchange by indirect heat exchange
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D9/00Crystallisation
    • B01D9/005Selection of auxiliary, e.g. for control of crystallisation nuclei, of crystal growth, of adherence to walls; Arrangements for introduction thereof
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01DCOMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D1/00Oxides or hydroxides of sodium, potassium or alkali metals in general
    • C01D1/04Hydroxides
    • C01D1/28Purification; Separation
    • C01D1/30Purification; Separation by crystallisation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F21/00Constructions of heat-exchange apparatus characterised by the selection of particular materials
    • F28F21/08Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
    • F28F21/081Heat exchange elements made from metals or metal alloys
    • F28F21/085Heat exchange elements made from metals or metal alloys from copper or copper alloys
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F21/00Constructions of heat-exchange apparatus characterised by the selection of particular materials
    • F28F21/08Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
    • F28F21/081Heat exchange elements made from metals or metal alloys
    • F28F21/087Heat exchange elements made from metals or metal alloys from nickel or nickel alloys

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Chemically Coating (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • ing And Chemical Polishing (AREA)
ES438692A 1974-07-09 1975-06-15 Un procedimiento de cristalizacion de hidratos de sosa caus-tica por enfriamiento de una lejia caustica. Expired ES438692A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE146359A BE817421A (fr) 1974-07-09 1974-07-09 Procede de cristallisation d'hydrates de soude caustique par refroidissement d'une lessive caustique.

Publications (1)

Publication Number Publication Date
ES438692A1 true ES438692A1 (es) 1977-04-01

Family

ID=3842680

Family Applications (1)

Application Number Title Priority Date Filing Date
ES438692A Expired ES438692A1 (es) 1974-07-09 1975-06-15 Un procedimiento de cristalizacion de hidratos de sosa caus-tica por enfriamiento de una lejia caustica.

Country Status (6)

Country Link
BE (1) BE817421A (cg-RX-API-DMAC7.html)
DE (1) DE2526967A1 (cg-RX-API-DMAC7.html)
ES (1) ES438692A1 (cg-RX-API-DMAC7.html)
FR (1) FR2277770A1 (cg-RX-API-DMAC7.html)
IT (1) IT1038597B (cg-RX-API-DMAC7.html)
NL (1) NL7508191A (cg-RX-API-DMAC7.html)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2421359A1 (fr) * 1978-03-31 1979-10-26 Fives Cail Babcock Procede de protection des surfaces d'une chaudiere de recuperation en contact avec un fluide chauffant, et chaudiere obtenue par l'application du procede
US6730653B1 (en) 2000-06-01 2004-05-04 Ecolab Inc. Method for manufacturing a molded detergent composition
US7037886B2 (en) 2000-06-01 2006-05-02 Ecolab Inc. Method for manufacturing a molded detergent composition

Also Published As

Publication number Publication date
FR2277770B1 (cg-RX-API-DMAC7.html) 1977-07-22
NL7508191A (nl) 1976-01-13
DE2526967A1 (de) 1976-01-29
IT1038597B (it) 1979-11-30
BE817421A (fr) 1974-11-04
FR2277770A1 (fr) 1976-02-06

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