IT1021413B - REDUCTION OF THE FORMATION OF FIXED CRYSTALLIS IN A CONTINUOUS CRYSTALLIZATION WITH THE COOLING PROCESS - Google Patents

REDUCTION OF THE FORMATION OF FIXED CRYSTALLIS IN A CONTINUOUS CRYSTALLIZATION WITH THE COOLING PROCESS

Info

Publication number
IT1021413B
IT1021413B IT27322/74A IT2732274A IT1021413B IT 1021413 B IT1021413 B IT 1021413B IT 27322/74 A IT27322/74 A IT 27322/74A IT 2732274 A IT2732274 A IT 2732274A IT 1021413 B IT1021413 B IT 1021413B
Authority
IT
Italy
Prior art keywords
crystallis
reduction
formation
fixed
cooling process
Prior art date
Application number
IT27322/74A
Other languages
Italian (it)
Original Assignee
Hercules Inc
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 Hercules Inc filed Critical Hercules Inc
Application granted granted Critical
Publication of IT1021413B publication Critical patent/IT1021413B/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D9/00Crystallisation
    • B01D9/0018Evaporation of components of the mixture to be separated
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D9/00Crystallisation
    • B01D9/0018Evaporation of components of the mixture to be separated
    • B01D9/0022Evaporation of components of the mixture to be separated by reducing pressure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D9/00Crystallisation
    • B01D9/0036Crystallisation on to a bed of product crystals; Seeding
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00Preparation of carboxylic acid esters
    • C07C67/48Separation; Purification; Stabilisation; Use of additives
    • C07C67/52Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT27322/74A 1973-09-17 1974-09-16 REDUCTION OF THE FORMATION OF FIXED CRYSTALLIS IN A CONTINUOUS CRYSTALLIZATION WITH THE COOLING PROCESS IT1021413B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US39811973A 1973-09-17 1973-09-17

Publications (1)

Publication Number Publication Date
IT1021413B true IT1021413B (en) 1978-01-30

Family

ID=23574060

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27322/74A IT1021413B (en) 1973-09-17 1974-09-16 REDUCTION OF THE FORMATION OF FIXED CRYSTALLIS IN A CONTINUOUS CRYSTALLIZATION WITH THE COOLING PROCESS

Country Status (25)

Country Link
JP (1) JPS544943B2 (en)
AR (1) AR204539A1 (en)
AU (1) AU7334574A (en)
BE (1) BE819779A (en)
BR (1) BR7407702D0 (en)
CA (1) CA1021253A (en)
CH (1) CH596865A5 (en)
DD (1) DD114003A5 (en)
DE (1) DE2442934A1 (en)
EG (1) EG11307A (en)
ES (1) ES430110A1 (en)
FI (1) FI258174A7 (en)
FR (1) FR2243714A1 (en)
GB (1) GB1443632A (en)
HU (1) HU171447B (en)
IE (1) IE39890B1 (en)
IT (1) IT1021413B (en)
LU (1) LU70909A1 (en)
MY (1) MY7700221A (en)
NL (1) NL7410956A (en)
NO (1) NO743279L (en)
PL (1) PL95238B1 (en)
RO (1) RO64603A (en)
TR (1) TR18366A (en)
ZA (1) ZA745889B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3111320C2 (en) * 1981-03-23 1986-10-09 Walter Rau Lebensmittelwerke GmbH & Co. KG, 4517 Hilter Process for the crystallization of fats
DE102005048881A1 (en) * 2005-10-12 2007-04-19 Forschungszentrum Karlsruhe Gmbh Process for solution crystallization of mixtures
CN110975314B (en) * 2019-11-25 2021-06-04 湖南恒光科技股份有限公司 Closed circulation process system and method for sodium chlorate crystallization and evaporation water
CN111514605A (en) * 2020-04-23 2020-08-11 江西赣锋锂业股份有限公司 Indirect condensation vacuum freezing crystallizer
WO2022255366A1 (en) * 2021-06-02 2022-12-08 株式会社日本触媒 Tank used in refining device
CN114288694B (en) * 2021-12-31 2023-04-07 天津农学院 Flash steam compression type continuous crystallization system and process for high-purity lithium carbonate
CN116832474B (en) * 2023-05-16 2025-09-02 南通三圣石墨设备科技股份有限公司 A crystallization method and special device with strictly controlled crystal size

Also Published As

Publication number Publication date
LU70909A1 (en) 1975-01-02
PL95238B1 (en) 1977-09-30
IE39890L (en) 1975-03-17
MY7700221A (en) 1977-12-31
JPS544943B2 (en) 1979-03-12
JPS5056372A (en) 1975-05-17
DE2442934A1 (en) 1975-03-20
NO743279L (en) 1975-04-14
EG11307A (en) 1977-02-28
IE39890B1 (en) 1979-01-17
CA1021253A (en) 1977-11-22
ZA745889B (en) 1975-09-24
HU171447B (en) 1978-01-28
AU7334574A (en) 1976-03-18
ES430110A1 (en) 1977-02-16
AR204539A1 (en) 1976-02-12
BR7407702D0 (en) 1975-07-29
GB1443632A (en) 1976-07-21
CH596865A5 (en) 1978-03-31
BE819779A (en) 1974-12-31
NL7410956A (en) 1975-03-19
FR2243714A1 (en) 1975-04-11
TR18366A (en) 1977-05-01
RO64603A (en) 1979-05-15
DD114003A5 (en) 1975-07-12
FI258174A7 (en) 1975-03-18

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