GB2072025B - Method and apparatus for the continuous thermal separation of liquid thermally unstable mixtures - Google Patents

Method and apparatus for the continuous thermal separation of liquid thermally unstable mixtures

Info

Publication number
GB2072025B
GB2072025B GB8109182A GB8109182A GB2072025B GB 2072025 B GB2072025 B GB 2072025B GB 8109182 A GB8109182 A GB 8109182A GB 8109182 A GB8109182 A GB 8109182A GB 2072025 B GB2072025 B GB 2072025B
Authority
GB
United Kingdom
Prior art keywords
thermal separation
thermally unstable
continuous thermal
liquid thermally
unstable mixtures
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
GB8109182A
Other languages
English (en)
Other versions
GB2072025A (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.)
Luwa Ltd
Original Assignee
Luwa Ltd
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 Luwa Ltd filed Critical Luwa Ltd
Publication of GB2072025A publication Critical patent/GB2072025A/en
Application granted granted Critical
Publication of GB2072025B publication Critical patent/GB2072025B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/16—Separation or purification
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
    • B01D3/148—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step in combination with at least one evaporator

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Other In-Based Heterocyclic Compounds (AREA)
GB8109182A 1980-03-25 1981-03-24 Method and apparatus for the continuous thermal separation of liquid thermally unstable mixtures Expired GB2072025B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8020902A IT8020902A0 (it) 1980-03-25 1980-03-25 Procedimento ed apparecchiatura per la separazione continua per via termica di miscele liquide dicomposti termolabili.

Publications (2)

Publication Number Publication Date
GB2072025A GB2072025A (en) 1981-09-30
GB2072025B true GB2072025B (en) 1983-11-30

Family

ID=11173792

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8109182A Expired GB2072025B (en) 1980-03-25 1981-03-24 Method and apparatus for the continuous thermal separation of liquid thermally unstable mixtures

Country Status (8)

Country Link
JP (1) JPS5716860A (enrdf_load_stackoverflow)
BE (1) BE888091A (enrdf_load_stackoverflow)
BR (1) BR8101743A (enrdf_load_stackoverflow)
DE (1) DE3106350A1 (enrdf_load_stackoverflow)
FR (1) FR2479217A1 (enrdf_load_stackoverflow)
GB (1) GB2072025B (enrdf_load_stackoverflow)
IT (1) IT8020902A0 (enrdf_load_stackoverflow)
NL (1) NL8101330A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD666491S1 (en) 2011-07-15 2012-09-04 S.C. Johnson & Son, Inc. Overcap

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3338488A1 (de) * 1982-10-29 1984-05-03 Basf Ag, 6700 Ludwigshafen Verfahren zur gewinnung von temperaturempfindlichen produkten durch thermisch schonende destillation mittels eines mit einer destillationskolonne verbundenen duennschichtverdampfers und eine anordnung zur durchfuehrung des verfahrens
FR2540512B1 (fr) * 1983-02-07 1988-09-09 Martel Jean Pierre Procede et installation polyvalente de distillerie avec concentration d'effluents ou de liquides thermosensibles
DE4407222A1 (de) * 1994-03-04 1995-09-07 Basf Ag Verfahren zur Rückgewinnung von Caprolactam aus Oliogo- und/oder Polymeren des Caprolactams
FR2809395B1 (fr) * 2000-05-26 2002-07-19 Rhodia Polyamide Intermediates Procede de purification de lactames
EA003459B1 (ru) 2000-12-28 2003-06-26 Х.Лундбекк А/С Способ получения чистого циталопрама
MX2008010054A (es) 2006-02-02 2009-01-26 Coty S A S Envoltura para contenedor de liquido de rociar presurizado.
CN111265902B (zh) * 2020-03-09 2023-04-21 内蒙古兰格生物科技有限公司 连续精馏装置
CN116528956A (zh) * 2020-11-23 2023-08-01 科思创德国股份有限公司 用于将液体物质混合物分离成2至6个具有不同组成的液体产物料流的蒸馏单元和方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2035859A1 (en) * 1969-09-09 1971-03-11 VEB Chemieanlagenbau Erfurt Rudis leben, χ 5211 Rudisieben Purification of thermally unstable mater- - ials eg caprolactam
IT1113404B (it) * 1979-02-28 1986-01-20 Snia Viscosa Internazionale brevetti s.r.l.via brentano 2 milano

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD666491S1 (en) 2011-07-15 2012-09-04 S.C. Johnson & Son, Inc. Overcap
USD697424S1 (en) 2011-07-15 2014-01-14 S.C. Johnson & Son, Inc. Overcap and container assembly
USD700516S1 (en) 2011-07-15 2014-03-04 S.C. Johnson & Son, Inc. Overcap
USD712278S1 (en) 2011-07-15 2014-09-02 S.C. Johnson & Son, Inc. Container and overcap

Also Published As

Publication number Publication date
JPS5716860A (en) 1982-01-28
GB2072025A (en) 1981-09-30
BE888091A (fr) 1981-09-24
BR8101743A (pt) 1981-09-29
FR2479217B1 (enrdf_load_stackoverflow) 1984-06-08
FR2479217A1 (fr) 1981-10-02
DE3106350A1 (de) 1981-12-24
NL8101330A (nl) 1981-10-16
IT8020902A0 (it) 1980-03-25

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee