CH497192A - Crystallization column - Google Patents

Crystallization column

Info

Publication number: CH497192A
Authority: CH; Switzerland
Prior art keywords: crystallization column; crystallization; column
Prior art date: 1968-06-19

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.)

1968-06-19

Filing date

1969-05-09

Publication date

1970-10-15

1968-06-19 Priority claimed from CH912168A external-priority patent/CH488477A/en

1968-07-09 Priority to DE19681769755 priority Critical patent/DE1769755B2/en

1969-05-08 Priority to CH708069A priority patent/CH497191A/en

1969-05-09 Application filed by Sulzer Ag filed Critical Sulzer Ag

1969-05-09 Priority to CH712669A priority patent/CH497192A/en

1969-06-12 Priority to DE19691929965 priority patent/DE1929965B2/en

1969-06-12 Priority to US832668A priority patent/US3681932A/en

1969-06-16 Priority to BE734642D priority patent/BE734642A/xx

1969-06-18 Priority to GB30870/69A priority patent/GB1255077A/en

1969-06-18 Priority to FR6920425A priority patent/FR2011229A1/fr

1970-10-15 Publication of CH497192A publication Critical patent/CH497192A/en

Links

238000002425 crystallisation Methods 0.000 title 1
230000008025 crystallization Effects 0.000 title 1

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

Landscapes

Chemical & Material Sciences (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Crystallography & Structural Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Physical Or Chemical Processes And Apparatus (AREA)

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
DE19691929965 DE1929965B2 (en)	1968-06-19	1969-06-12	COLUMN FOR SEPARATING OR PURIFYING A MIXTURE OF SUBSTANCES BY CRYSTALLIZING
US832668A US3681932A (en)	1968-06-19	1969-06-12	Crystallization column
BE734642D BE734642A (en)	1968-06-19	1969-06-16
GB30870/69A GB1255077A (en)	1968-06-19	1969-06-18	A reflux crystallisation column
FR6920425A FR2011229A1 (en)	1968-06-19	1969-06-18

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 (11)

* 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
US4489571A (en) *	1983-12-27	1984-12-25	Cheng Sing Wang	Fractional solidification process and apparatuses for use therein
WO1985002781A1 (en) *	1983-12-27	1985-07-04	Cheng Sing Wang	A 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
RU2177356C2 (en) *	1995-10-19	2001-12-27	Байер Аг	Multistage three-phase extractor
CN108178218B (en) *	2018-03-21	2023-06-30	张建东	System and method for crystallizing and drying wastewater concentrate by directly discharging air
CN118925272B (en) *	2024-10-12	2025-01-28	安徽瑞邦生物科技有限公司	A kind of L-valine purification equipment and purification method

1968
- 1968-07-09 DE DE19681769755 patent/DE1769755B2/en active Pending
1969
- 1969-05-08 CH CH708069A patent/CH497191A/en unknown
- 1969-05-09 CH CH712669A patent/CH497192A/en unknown
- 1969-06-12 DE DE19691929965 patent/DE1929965B2/en active Pending
- 1969-06-12 US US832668A patent/US3681932A/en not_active Expired - Lifetime
- 1969-06-16 BE BE734642D patent/BE734642A/xx unknown
- 1969-06-18 GB GB30870/69A patent/GB1255077A/en not_active Expired
- 1969-06-18 FR FR6920425A patent/FR2011229A1/fr not_active Withdrawn

Also Published As

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

Legal Events

Date	Code	Title	Description
1975-01-31	PLZ	Patent of addition ceased

Publication	Publication Date	Title
BR6909774D0 (en)	1973-02-08	3 - (- 4) -AROYL-PIPERIDINES 1-REPLACED
BR6913635D0 (en)	1973-01-04	HYDROXYphenylALCOYLENOIL ISOCIANURATES
BR6915185D0 (en)	1973-01-04	3-PHENOXY-PYRROLIDINES 1-REPLACED
CH498605A (en)	1970-11-15	Support column
BR6915184D0 (en)	1973-01-04	PHENOXY-PYRROLIDINES 1-REPLACED 3-REPLACED
CH493259A (en)	1970-07-15	Evaporator unit
NL158709B (en)	1978-12-15	CRYSTALLIZATION COLUMN.
CH485949A (en)	1970-02-15	Fluidistor
BE751027A (en)	1970-11-03	SCHEEPSSCHROEFASKOKERAFDICHTING
CH497192A (en)	1970-10-15	Crystallization column
CH483847A (en)	1970-01-15	Skibob
BR6910255D0 (en)	1973-02-08	IMIDAZOLIDINE-QUINAZOLINS
SE388362B (en)	1976-10-04	CRYSTALLIZATION PROCEDURE
BR6908258D0 (en)	1973-01-04	SILOXAMA-AMINO-HYDROXISULPHONATES
BG17467A3 (en)	1973-11-10	COMPLEX COMPOUNDS
BR6909930D0 (en)	1973-02-08	1-CARBAMOIL-3-AROIL-PIRROLIDINES
BE748797A (en)	1970-09-16	WERKANKER
CH521151A (en)	1972-04-15	Crystallization column
CH486862A (en)	1970-03-15	Single column table
CH525014A (en)	1972-07-15	Crystallization column
BR6910136D0 (en)	1973-01-04	1-ALCOIL-LOWER 3-AZETIDINOIS
CH488478A (en)	1970-04-15	Crystallization column
AT289562B (en)	1971-04-26	Skibob
CH536648A (en)	1973-05-15	Crystallization column
CH488477A (en)	1970-04-15	Crystallization column