CH497192A - Crystallization column - Google Patents

Crystallization column

Info

Publication number
CH497192A
CH497192A CH712669A CH712669A CH497192A CH 497192 A CH497192 A CH 497192A CH 712669 A CH712669 A CH 712669A CH 712669 A CH712669 A CH 712669A CH 497192 A CH497192 A CH 497192A
Authority
CH
Switzerland
Prior art keywords
crystallization column
crystallization
column
Prior art date
Application number
CH712669A
Other languages
German (de)
Inventor
Max Dipl-Chem Dr Phil Huber
Tech Schuetz Gerhard Alfred Sc
Original Assignee
Sulzer 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
Priority claimed from CH912168A external-priority patent/CH488477A/en
Priority to DE19681769755 priority Critical patent/DE1769755B2/en
Priority to CH708069A priority patent/CH497191A/en
Application filed by Sulzer Ag filed Critical Sulzer Ag
Priority to CH712669A priority patent/CH497192A/en
Priority to US832668A priority patent/US3681932A/en
Priority to DE19691929965 priority patent/DE1929965B2/en
Priority to BE734642D priority patent/BE734642A/xx
Priority to FR6920425A priority patent/FR2011229A1/fr
Priority to GB30870/69A priority patent/GB1255077A/en
Publication of CH497192A publication Critical patent/CH497192A/en

Links

Classifications

    • 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
    • B01D9/004—Fractional crystallisation; Fractionating or rectifying columns
CH712669A 1968-06-19 1969-05-09 Crystallization column CH497192A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
DE19681769755 DE1769755B2 (en) 1968-06-19 1968-07-09 COLUMN FOR SEPARATING OR PURIFYING A MIXTURE OF SUBSTANCES BY CRYSTALLIZING
CH708069A CH497191A (en) 1968-06-19 1969-05-08 Crystallization column
CH712669A CH497192A (en) 1968-06-19 1969-05-09 Crystallization column
US832668A US3681932A (en) 1968-06-19 1969-06-12 Crystallization column
DE19691929965 DE1929965B2 (en) 1968-06-19 1969-06-12 COLUMN FOR SEPARATING OR PURIFYING A MIXTURE OF SUBSTANCES BY CRYSTALLIZING
BE734642D BE734642A (en) 1968-06-19 1969-06-16
FR6920425A FR2011229A1 (en) 1968-06-19 1969-06-18
GB30870/69A GB1255077A (en) 1968-06-19 1969-06-18 A reflux crystallisation column

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CH912168A CH488477A (en) 1968-06-19 1968-06-19 Crystallization column
CH708069A CH497191A (en) 1968-06-19 1969-05-08 Crystallization column
CH712669A CH497192A (en) 1968-06-19 1969-05-09 Crystallization column

Publications (1)

Publication Number Publication Date
CH497192A true CH497192A (en) 1970-10-15

Family

ID=27175688

Family Applications (2)

Application Number Title Priority Date Filing Date
CH708069A CH497191A (en) 1968-06-19 1969-05-08 Crystallization column
CH712669A CH497192A (en) 1968-06-19 1969-05-09 Crystallization column

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH708069A CH497191A (en) 1968-06-19 1969-05-08 Crystallization column

Country Status (6)

Country Link
US (1) US3681932A (en)
BE (1) BE734642A (en)
CH (2) CH497191A (en)
DE (2) DE1769755B2 (en)
FR (1) FR2011229A1 (en)
GB (1) GB1255077A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3902855A (en) * 1971-01-22 1975-09-02 Dow Chemical Co Multi-stage countercurrent recrystallizer column having slip valve between each stage
DK138672B (en) * 1976-09-28 1978-10-16 Danske Sukkerfab Crystallization apparatus.
NL8000906A (en) * 1980-02-13 1981-09-16 Tno CRYSTALLIZATION COLUMN AND METHOD FOR PERFORMING A CRYSTALLIZATION IN SUCH A COLUMN.
US4438634A (en) * 1982-11-05 1984-03-27 General Mills, Inc. Freeze concentration apparatus
EP0168438A4 (en) * 1983-12-27 1987-10-22 Sing-Wang Cheng A fractional solidification process and apparatuses for use therein.
US4489571A (en) * 1983-12-27 1984-12-25 Cheng Sing Wang Fractional solidification process and apparatuses for use therein
US4830645A (en) * 1988-03-09 1989-05-16 Nestec S.A. Freeze concentration system and method
US5037463A (en) * 1990-04-20 1991-08-06 Chicago Bridge & Iron Technical Services Company Freeze concentration and precipitate removal system
CN108178218B (en) * 2018-03-21 2023-06-30 张建东 System and method for crystallizing and drying wastewater concentrate by directly discharging air

Also Published As

Publication number Publication date
CH497191A (en) 1970-10-15
GB1255077A (en) 1971-11-24
US3681932A (en) 1972-08-08
FR2011229A1 (en) 1970-02-27
DE1929965B2 (en) 1971-11-11
BE734642A (en) 1969-12-01
DE1769755B2 (en) 1971-04-22
DE1929965A1 (en) 1970-11-12
DE1769755A1 (en) 1970-07-16

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Legal Events

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PLZ Patent of addition ceased