GB2023564B - Continuous packed bed wash column - Google Patents

Continuous packed bed wash column

Info

Publication number
GB2023564B
GB2023564B GB7921808A GB7921808A GB2023564B GB 2023564 B GB2023564 B GB 2023564B GB 7921808 A GB7921808 A GB 7921808A GB 7921808 A GB7921808 A GB 7921808A GB 2023564 B GB2023564 B GB 2023564B
Authority
GB
United Kingdom
Prior art keywords
packed bed
wash column
continuous packed
bed wash
continuous
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.)
Expired
Application number
GB7921808A
Other versions
GB2023564A (en
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.)
Douwe Egberts Koninklijke Tabaksfabriek Koffiebranderijen Theehandel NV
Original Assignee
Douwe Egberts Koninklijke Tabaksfabriek Koffiebranderijen Theehandel NV
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 Douwe Egberts Koninklijke Tabaksfabriek Koffiebranderijen Theehandel NV filed Critical Douwe Egberts Koninklijke Tabaksfabriek Koffiebranderijen Theehandel NV
Publication of GB2023564A publication Critical patent/GB2023564A/en
Application granted granted Critical
Publication of GB2023564B publication Critical patent/GB2023564B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/22—Treatment of water, waste water, or sewage by freezing
    • 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
    • B01D9/0045—Washing of crystals, e.g. in wash columns
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/02—Crystallisation from solutions
    • B01D9/04—Crystallisation from solutions concentrating solutions by removing frozen solvent therefrom

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Physical Water Treatments (AREA)
  • Non-Alcoholic Beverages (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Meat, Egg Or Seafood Products (AREA)
  • Centrifugal Separators (AREA)
GB7921808A 1978-06-23 1979-06-22 Continuous packed bed wash column Expired GB2023564B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7827792 1978-06-23

Publications (2)

Publication Number Publication Date
GB2023564A GB2023564A (en) 1980-01-03
GB2023564B true GB2023564B (en) 1982-09-08

Family

ID=10498116

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7921808A Expired GB2023564B (en) 1978-06-23 1979-06-22 Continuous packed bed wash column

Country Status (12)

Country Link
JP (1) JPS5913882B2 (en)
AU (1) AU518789B2 (en)
BR (1) BR7903889A (en)
CA (1) CA1144056A (en)
CH (1) CH643150A5 (en)
DE (1) DE2923854A1 (en)
FR (1) FR2433966B1 (en)
GB (1) GB2023564B (en)
IT (1) IT1162744B (en)
NL (1) NL178392C (en)
SE (1) SE449448B (en)
ZA (1) ZA792809B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8105872A (en) * 1981-12-28 1983-07-18 Douwe Egberts Tabaksfab WASHING COLUMN.
NL8202517A (en) * 1982-06-22 1984-01-16 Tno DEVICE FOR COMPACTING A SUSPENSION.
NL8202518A (en) * 1982-06-22 1984-01-16 Tno METHOD AND APPARATUS FOR COUNTERFLOW TREATMENT OF SUSPENDED PARTICLES WITH A LIQUID
NL8402536A (en) * 1984-08-17 1986-03-17 Tno METHOD FOR SEPARATING SUSPENSION LIQUID FROM SUSPENSION SOLID PARTICLES AND WASHING OF THE OBTAINED COMPACT BED OF SOLID PARTICLES WITH COUNTERFLOW WASHING LIQUID.
NL8600461A (en) * 1986-02-24 1987-09-16 Percy Cohen Henriquez STATIC WASHING COLUMN.
DE10036880A1 (en) * 2000-07-28 2002-02-07 Basf Ag Control of a washing column in a melt crystallization process
DE10242746B4 (en) 2002-09-13 2010-07-01 Evonik Degussa Gmbh Washing device, a process for cleaning a laundry and the use of the washing device
EP1876147A1 (en) * 2006-07-05 2008-01-09 Bp Exploration Operating Company Limited Desalination process
EP2130572A1 (en) * 2008-06-06 2009-12-09 Nederlandse Organisatie voor toegepast- natuurwetenschappelijk onderzoek TNO Rotating knife, washing column, and method for disintegrating a crystal bed in a washing column
CN103025660A (en) 2010-05-04 2013-04-03 索尔维化学有限公司 Impurities removal from waste solids in the production of soda ash, sodium bicarbonate and/or other derivatives
CN112774244B (en) * 2020-12-30 2022-09-23 江苏楷益智能科技有限公司 Scraper type surface crystallizer

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1215605B (en) * 1958-11-15 1966-04-28 Carrier Corp Method and device for obtaining drinking water from a salt solution
GB1111933A (en) * 1966-01-07 1968-05-01 Atomic Energy Authority Uk Improvements in or relating to desalination
US3587859A (en) * 1968-07-30 1971-06-28 Ronald F Probstein Method of separating solid particles from a slurry with wash column separators
JPS5441559B1 (en) * 1971-05-22 1979-12-08
US3813892A (en) * 1971-08-23 1974-06-04 Avco Corp Water purification system
JPS4974171A (en) * 1972-10-20 1974-07-17
US3992170A (en) * 1975-03-20 1976-11-16 Dravo Corporation Method and apparatus for melting ice in saline water conversion systems
FR2334627A1 (en) * 1975-12-09 1977-07-08 Saksir Fernand Desalination by freezing seawater and washing the ice - to dissolve surface salts avoids problems of highly corrosive deposits
GB1555357A (en) * 1976-10-15 1979-11-07 Douwe Egberts Koninlijke Tabak Apparatus and process for the separation of crystals and mother liquor
GB1589477A (en) * 1977-01-12 1981-05-13 Douwe Egberts Tabaksfab Freeze concentration apparatus

Also Published As

Publication number Publication date
IT7923784A0 (en) 1979-06-21
AU4811479A (en) 1980-01-03
FR2433966B1 (en) 1985-07-19
NL7904919A (en) 1979-12-28
CA1144056A (en) 1983-04-05
JPS558895A (en) 1980-01-22
GB2023564A (en) 1980-01-03
AU518789B2 (en) 1981-10-22
JPS5913882B2 (en) 1984-04-02
CH643150A5 (en) 1984-05-30
SE7905314L (en) 1979-12-24
SE449448B (en) 1987-05-04
FR2433966A1 (en) 1980-03-21
DE2923854C2 (en) 1988-02-04
BR7903889A (en) 1980-02-20
NL178392B (en) 1985-10-16
IT1162744B (en) 1987-04-01
NL178392C (en) 1986-03-17
DE2923854A1 (en) 1980-01-10
ZA792809B (en) 1980-06-25

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 19990621

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)