FR2149715A5 - Extractive distn solvent recovery - from raffinate by distn while still in vapour state - Google Patents

Extractive distn solvent recovery - from raffinate by distn while still in vapour state

Info

Publication number
FR2149715A5
FR2149715A5 FR7146705A FR7146705A FR2149715A5 FR 2149715 A5 FR2149715 A5 FR 2149715A5 FR 7146705 A FR7146705 A FR 7146705A FR 7146705 A FR7146705 A FR 7146705A FR 2149715 A5 FR2149715 A5 FR 2149715A5
Authority
FR
France
Prior art keywords
distn
raffinate
extractive
still
solvent recovery
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
FR7146705A
Other languages
English (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.)
GEA Group AG
Original Assignee
Metallgesellschaft 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 Metallgesellschaft AG filed Critical Metallgesellschaft AG
Application granted granted Critical
Publication of FR2149715A5 publication Critical patent/FR2149715A5/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B01D3/40—Extractive distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
FR7146705A 1971-08-05 1971-12-27 Extractive distn solvent recovery - from raffinate by distn while still in vapour state Expired FR2149715A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712139146 DE2139146A1 (de) 1971-08-05 1971-08-05 Verfahren zur rueckgewinnung des selektiven loesungsmittels aus dem raffinat einer extraktivdestillation

Publications (1)

Publication Number Publication Date
FR2149715A5 true FR2149715A5 (en) 1973-03-30

Family

ID=5815822

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7146705A Expired FR2149715A5 (en) 1971-08-05 1971-12-27 Extractive distn solvent recovery - from raffinate by distn while still in vapour state

Country Status (6)

Country Link
JP (1) JPS4825686A (fr)
BE (1) BE784059A (fr)
DE (1) DE2139146A1 (fr)
FR (1) FR2149715A5 (fr)
IT (1) IT963471B (fr)
NL (1) NL7207595A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6089827A (en) * 1997-06-11 2000-07-18 Mitsubishi Heavy Industries, Ltd. Rotor for gas turbines
ES2330379T3 (es) 2007-01-09 2009-12-09 Siemens Aktiengesellschaft Seccion axial de un rotor para un rotor de turbina.
JP6613611B2 (ja) 2015-05-15 2019-12-04 株式会社Ｉｈｉ タービンブレード取付構造
KR101882099B1 (ko) 2016-11-10 2018-07-25 두산중공업 주식회사 터빈의 회전체 냉각구조
JP6817329B2 (ja) 2016-12-13 2021-01-20 三菱パワー株式会社 ガスタービンの分解組立方法、シール板組立体及びガスタービンロータ
WO2018110581A1 (fr) 2016-12-13 2018-06-21 三菱日立パワーシステムズ株式会社 Procédé de démontage/assemblage de turbine à gaz, ensemble plaque d'étanchéité et rotor de turbine à gaz
WO2018110584A1 (fr) 2016-12-13 2018-06-21 三菱日立パワーシステムズ株式会社 Procédé de désassemblage/assemblage de turbine à gaz, rotor de turbine à gaz et turbine à gaz
KR102294876B1 (ko) * 2018-09-28 2021-08-27 주식회사 엘지화학 아미드계 화합물의 회수 방법 및 장치

Also Published As

Publication number Publication date
BE784059A (fr) 1972-09-18
IT963471B (it) 1974-01-10
NL7207595A (fr) 1973-02-07
JPS4825686A (fr) 1973-04-03
DE2139146A1 (de) 1973-02-15

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Legal Events

Date Code Title Description
ST Notification of lapse