DK229778A - Fremgangsmaade og indretning til adskillelse af stoffer ved krystallisering - Google Patents

Fremgangsmaade og indretning til adskillelse af stoffer ved krystallisering

Info

Publication number
DK229778A
DK229778A DK229778A DK229778A DK229778A DK 229778 A DK229778 A DK 229778A DK 229778 A DK229778 A DK 229778A DK 229778 A DK229778 A DK 229778A DK 229778 A DK229778 A DK 229778A
Authority
DK
Denmark
Prior art keywords
separators
crystallization
Prior art date
Application number
DK229778A
Other languages
English (en)
Other versions
DK153055C (da
DK153055B (da
Inventor
R Bishof
H Rhyner
K Saxer
Original Assignee
Buchs Metallwerk 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 CH663977A external-priority patent/CH621262A5/de
Priority claimed from CH436778A external-priority patent/CH632674A5/de
Application filed by Buchs Metallwerk Ag filed Critical Buchs Metallwerk Ag
Publication of DK229778A publication Critical patent/DK229778A/da
Publication of DK153055B publication Critical patent/DK153055B/da
Application granted granted Critical
Publication of DK153055C publication Critical patent/DK153055C/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
    • C11B7/00—Separation of mixtures of fats or fatty oils into their constituents, e.g. saturated oils from unsaturated oils
    • C11B7/0008—Separation of mixtures of fats or fatty oils into their constituents, e.g. saturated oils from unsaturated oils by differences of solubilities, e.g. by extraction, by separation from a solution by means of anti-solvents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/18—Heating or cooling the filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/22—Directing the mixture to be filtered on to the filters in a manner to clean the filters
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0059—General arrangements of crystallisation plant, e.g. flow sheets
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Fats And Perfumes (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DK229778A 1977-05-31 1978-05-24 Fremgangsmaade og apparat til adskillelse af stoffer ved krystallisering DK153055C (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CH663977 1977-05-31
CH663977A CH621262A5 (en) 1977-05-31 1977-05-31 Process and apparatus for mass separation by crystallisation
CH436778 1978-04-24
CH436778A CH632674A5 (en) 1978-04-24 1978-04-24 Apparatus for material separation by crystallisation and use of the same for the separation of mixtures of esters of fatty acids

Publications (3)

Publication Number Publication Date
DK229778A true DK229778A (da) 1978-12-01
DK153055B DK153055B (da) 1988-06-13
DK153055C DK153055C (da) 1988-11-07

Family

ID=25695291

Family Applications (1)

Application Number Title Priority Date Filing Date
DK229778A DK153055C (da) 1977-05-31 1978-05-24 Fremgangsmaade og apparat til adskillelse af stoffer ved krystallisering

Country Status (9)

Country Link
US (1) US4228089A (da)
JP (1) JPS5857202B2 (da)
BR (1) BR7803457A (da)
DE (1) DE2823124C2 (da)
DK (1) DK153055C (da)
FR (1) FR2392695A1 (da)
GB (1) GB1602497A (da)
IT (1) IT1192258B (da)
NL (1) NL183275C (da)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4424126A (en) 1978-09-08 1984-01-03 Arthur D. Little, Inc. Apparatus for removing heavy metals from aqueous liquids
US4507244A (en) * 1982-06-02 1985-03-26 Walter Rau Lebensmittelwerke Gmbh & Co. Kg Method for crystallizing a substance from a solution
BR8504651A (pt) * 1985-09-23 1986-03-04 Sanbra Algodoeira Soc Processo a vacuo para desodorizacao/refinacao fisica de oleos e gorduras atraves da condensacao direta dos vapores
US5675022A (en) * 1995-08-23 1997-10-07 Union Carbide Chemicals & Plastics Technology Corporation Recovery of dioxanone by melt crystallization
DE102005048881A1 (de) * 2005-10-12 2007-04-19 Forschungszentrum Karlsruhe Gmbh Verfahren zur Lösungskristallisation von Stoffgemischen
JP2012116912A (ja) * 2010-11-30 2012-06-21 Teijin Ltd ポリエステルからポリエステルモノマーを製造する方法
US8715374B2 (en) 2011-01-06 2014-05-06 Green Fuels Research, Ltd. Methodology of post-transesterification processing of biodiesel resulting in high purity fame fractions and new fuels
WO2016007670A1 (en) * 2014-07-08 2016-01-14 Omega Protein Corporation Enrichment of palmitoleic acid palmitoleic acid derivatives by dry and solvent-aided winterization
CN110944515A (zh) * 2017-05-30 2020-03-31 普林斯顿集团公司–C40917 食品及制作方法
JP6794481B2 (ja) * 2019-02-07 2020-12-02 ダイナエアー株式会社 散布トレイ、三流体熱交換器、及び湿式調湿装置
CN120736653B (zh) * 2025-09-03 2025-11-04 西安建筑科技大学 一种无机离子诱导结晶晶种自循环系统及其方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2576841A (en) * 1946-01-17 1951-11-27 Swift & Co Solvent fractionation
DE1052359B (de) * 1955-10-24 1959-03-12 Metallgesellschaft Ag Verfahren und Vorrichtung zur Gewinnung von Kristallen aus Loesungen durch Vakuumkuehlung
AT279547B (de) * 1967-04-14 1970-03-10 Buchs Metallwerk Ag Verfahren und Vorrichtung zur Trennung oder Reinigung schmelzflüssiger, flüssiger oder gelöster Stoffe durch fraktioniertes Kristallisieren
DE2142134A1 (de) * 1971-08-23 1973-03-08 Ghh Man Anlagen Verfahren und anlage zur fraktionierung von natuerlichen fettsaeuren und deren ester
JPS4834312A (da) * 1971-09-08 1973-05-18
CS195385B1 (en) * 1974-06-18 1980-01-31 Milos Vecera Device for supplying fibre strands such as slivers to fibre separating mechanisms

Also Published As

Publication number Publication date
US4228089A (en) 1980-10-14
IT1192258B (it) 1988-03-31
DE2823124C2 (de) 1984-08-16
FR2392695A1 (fr) 1978-12-29
JPS5857202B2 (ja) 1983-12-19
DE2823124A1 (de) 1978-12-07
GB1602497A (en) 1981-11-11
NL183275C (nl) 1988-09-16
FR2392695B1 (da) 1983-07-18
NL7805454A (nl) 1978-12-04
NL183275B (nl) 1988-04-18
JPS5439379A (en) 1979-03-26
DK153055C (da) 1988-11-07
BR7803457A (pt) 1979-02-20
DK153055B (da) 1988-06-13
IT7823903A0 (it) 1978-05-26

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PBP Patent lapsed