FR2493296A1 - Procede et dispositif destines a concentrer une lessive alcaline - Google Patents

Procede et dispositif destines a concentrer une lessive alcaline Download PDF

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Publication number
FR2493296A1
FR2493296A1 FR8113662A FR8113662A FR2493296A1 FR 2493296 A1 FR2493296 A1 FR 2493296A1 FR 8113662 A FR8113662 A FR 8113662A FR 8113662 A FR8113662 A FR 8113662A FR 2493296 A1 FR2493296 A1 FR 2493296A1
Authority
FR
France
Prior art keywords
tube
heating
heat transfer
envelope
section
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.)
Granted
Application number
FR8113662A
Other languages
English (en)
French (fr)
Other versions
FR2493296B1 (enExample
Inventor
Hans Kuhnlein
Hans Rudolf Kung
Georg Molnar
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.)
Bertrams AG
Original Assignee
Bertrams AG
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 Bertrams AG filed Critical Bertrams AG
Publication of FR2493296A1 publication Critical patent/FR2493296A1/fr
Application granted granted Critical
Publication of FR2493296B1 publication Critical patent/FR2493296B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/06—Evaporators with vertical tubes
    • B01D1/065—Evaporators with vertical tubes by film evaporating
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
    • C01D1/04—Hydroxides
    • C01D1/42—Concentration; Dehydration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
FR8113662A 1980-07-11 1981-07-10 Procede et dispositif destines a concentrer une lessive alcaline Granted FR2493296A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH5326/80A CH649975A5 (de) 1980-07-11 1980-07-11 Verfahren und vorrichtung zum konzentrieren von alkalilauge.

Publications (2)

Publication Number Publication Date
FR2493296A1 true FR2493296A1 (fr) 1982-05-07
FR2493296B1 FR2493296B1 (enExample) 1984-03-23

Family

ID=4291711

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8113662A Granted FR2493296A1 (fr) 1980-07-11 1981-07-10 Procede et dispositif destines a concentrer une lessive alcaline

Country Status (7)

Country Link
US (1) US4357206A (enExample)
JP (1) JPS5761621A (enExample)
CH (1) CH649975A5 (enExample)
DE (1) DE3123367C2 (enExample)
FR (1) FR2493296A1 (enExample)
GB (1) GB2081113B (enExample)
IT (1) IT1137258B (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116983682B (zh) * 2023-09-27 2023-11-28 云南能投绿色新材有限责任公司 一种烧碱蒸发设备

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2562495A (en) * 1948-08-10 1951-07-31 Diamond Alkali Co Dehydration of caustic alkali
FR1279438A (fr) * 1960-11-09 1961-12-22 Kestner App Evaporateurs Appareil d'évaporation à grimpage
FR1367200A (fr) * 1963-08-19 1964-07-17 Bertrams Ag Hch Procédé et dispositif de concentration des lessives
DE2711212A1 (de) * 1976-03-19 1977-09-29 Nihon Radiator Co Oelkuehler und verfahren zu dessen herstellung
EP0002687A1 (de) * 1977-12-24 1979-07-11 Küppersbusch Aktiengesellschaft Wärmeübertrager

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2545028A (en) * 1945-12-05 1951-03-13 George W Haldeman Falling film heat exchanger
CH281743A (de) 1950-02-28 1952-03-31 Ciba Geigy Verfahren zum Konzentrieren von Flüssigkeiten durch Verdampfen und Einrichtung zur Durchführung des Verfahrens.

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2562495A (en) * 1948-08-10 1951-07-31 Diamond Alkali Co Dehydration of caustic alkali
FR1279438A (fr) * 1960-11-09 1961-12-22 Kestner App Evaporateurs Appareil d'évaporation à grimpage
FR1367200A (fr) * 1963-08-19 1964-07-17 Bertrams Ag Hch Procédé et dispositif de concentration des lessives
DE2711212A1 (de) * 1976-03-19 1977-09-29 Nihon Radiator Co Oelkuehler und verfahren zu dessen herstellung
EP0002687A1 (de) * 1977-12-24 1979-07-11 Küppersbusch Aktiengesellschaft Wärmeübertrager

Also Published As

Publication number Publication date
JPS5761621A (en) 1982-04-14
DE3123367C2 (de) 1983-06-16
JPS6353127B2 (enExample) 1988-10-21
IT8122552A0 (it) 1981-06-25
IT1137258B (it) 1986-09-03
US4357206A (en) 1982-11-02
FR2493296B1 (enExample) 1984-03-23
CH649975A5 (de) 1985-06-28
GB2081113A (en) 1982-02-17
GB2081113B (en) 1984-07-25
DE3123367A1 (de) 1982-04-01

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Legal Events

Date Code Title Description
ST Notification of lapse