IE41447L - Separation of sump products - Google Patents

Separation of sump products

Info

Publication number
IE41447L
IE41447L IE751770A IE177075A IE41447L IE 41447 L IE41447 L IE 41447L IE 751770 A IE751770 A IE 751770A IE 177075 A IE177075 A IE 177075A IE 41447 L IE41447 L IE 41447L
Authority
IE
Ireland
Prior art keywords
separation
vapour
aug
introduction
solvent
Prior art date
Application number
IE751770A
Other versions
IE41447B1 (en
Original Assignee
Bayer 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
Application filed by Bayer Ag filed Critical Bayer Ag
Publication of IE41447L publication Critical patent/IE41447L/en
Publication of IE41447B1 publication Critical patent/IE41447B1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D295/00—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
    • C07D295/02—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms containing only hydrogen and carbon atoms in addition to the ring hetero elements
    • C07D295/023—Preparation; Separation; Stabilisation; Use of additives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/22—Evaporating by bringing a thin layer of the liquid into contact with a heated surface
    • 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
    • B01D3/10—Vacuum distillation
    • B01D3/108—Vacuum distillation using a vacuum lock for removing the concentrate during distillation
    • 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
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/343—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances the substance being a gas
    • B01D3/346—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances the substance being a gas the gas being used for removing vapours, e.g. transport gas

Abstract

1511315 Thin layer evaporator BAYER AG 7 Aug 1975 [9 Aug 1974] 33011/75 Heading BIB A thin-layer evaporator comprises a spray ring 6 for the introduction of solvent to dissolve sump product, and, above this, a further spray ring. 4 for the introduction of vapour, e.g. steam, to form a vapour lock to isolate the distillate vapour from the solvent. [GB1511315A]
IE1770/75A 1974-08-09 1975-08-08 Process for the separation of distillation sump products IE41447B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2438290A DE2438290C3 (en) 1974-08-09 1974-08-09 Process for obtaining distillate-free bottom product in thin-film evaporators

Publications (2)

Publication Number Publication Date
IE41447L true IE41447L (en) 1976-02-09
IE41447B1 IE41447B1 (en) 1980-01-02

Family

ID=5922790

Family Applications (1)

Application Number Title Priority Date Filing Date
IE1770/75A IE41447B1 (en) 1974-08-09 1975-08-08 Process for the separation of distillation sump products

Country Status (13)

Country Link
JP (1) JPS5142077A (en)
BE (1) BE832214A (en)
BR (1) BR7505052A (en)
DE (1) DE2438290C3 (en)
DK (1) DK361975A (en)
ES (1) ES440101A1 (en)
FR (1) FR2281147A1 (en)
GB (1) GB1511315A (en)
IE (1) IE41447B1 (en)
IN (1) IN141301B (en)
LU (1) LU73174A1 (en)
NL (1) NL7509436A (en)
ZA (1) ZA755112B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL106581A (en) * 1993-08-04 2000-08-31 Yissum Res Dev Co Removal of cholesterol from edibles
DE19706599C1 (en) * 1997-02-20 1998-09-17 Basf Coatings Ag Solvent evaporator
CN116983687B (en) * 2023-09-21 2023-12-29 山西宝路加交通科技有限公司 Production equipment and process of polycarboxylate superplasticizer

Also Published As

Publication number Publication date
BE832214A (en) 1976-02-09
BR7505052A (en) 1976-08-03
FR2281147A1 (en) 1976-03-05
LU73174A1 (en) 1976-07-01
GB1511315A (en) 1978-05-17
NL7509436A (en) 1976-02-11
DE2438290B2 (en) 1976-08-26
ZA755112B (en) 1976-07-28
DK361975A (en) 1976-02-10
IE41447B1 (en) 1980-01-02
IN141301B (en) 1977-02-12
DE2438290C3 (en) 1979-06-28
JPS5142077A (en) 1976-04-09
ES440101A1 (en) 1977-06-01
DE2438290A1 (en) 1976-02-19

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