DK0422734T3 - Fremgangsmåde til ekstraktion af n-paraffiner fra en flydende fase med overkritisk CO2 i en kolonne med perforerede plader - Google Patents

Fremgangsmåde til ekstraktion af n-paraffiner fra en flydende fase med overkritisk CO2 i en kolonne med perforerede plader

Info

Publication number
DK0422734T3
DK0422734T3 DK90202670.7T DK90202670T DK0422734T3 DK 0422734 T3 DK0422734 T3 DK 0422734T3 DK 90202670 T DK90202670 T DK 90202670T DK 0422734 T3 DK0422734 T3 DK 0422734T3
Authority
DK
Denmark
Prior art keywords
paraffins
liquid phase
supercritical
extracting
perforated plate
Prior art date
Application number
DK90202670.7T
Other languages
Danish (da)
English (en)
Inventor
Giancarlo Paret
Cosimo Franco
Original Assignee
Enichem Augusta Spa
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 Enichem Augusta Spa filed Critical Enichem Augusta Spa
Application granted granted Critical
Publication of DK0422734T3 publication Critical patent/DK0422734T3/da

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D11/00—Solvent extraction
    • B01D11/04—Solvent extraction of solutions which are liquid
    • B01D11/0426—Counter-current multistage extraction towers in a vertical or sloping position
    • B01D11/043—Counter-current multistage extraction towers in a vertical or sloping position with stationary contacting elements, sieve plates or loose contacting elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D11/00—Solvent extraction
    • B01D11/04—Solvent extraction of solutions which are liquid
    • B01D11/0403—Solvent extraction of solutions which are liquid with a supercritical fluid
    • B01D11/0407—Solvent extraction of solutions which are liquid with a supercritical fluid the supercritical fluid acting as solvent for the solute

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Fats And Perfumes (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Seasonings (AREA)
DK90202670.7T 1989-10-12 1990-10-08 Fremgangsmåde til ekstraktion af n-paraffiner fra en flydende fase med overkritisk CO2 i en kolonne med perforerede plader DK0422734T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT02200889A IT1238208B (it) 1989-10-12 1989-10-12 Procedimento per l'estrazione di una sostanza apolare da una fase liquida mediante un gas supercritico e in un estrattore a piatti forati.

Publications (1)

Publication Number Publication Date
DK0422734T3 true DK0422734T3 (da) 1994-07-25

Family

ID=11190114

Family Applications (1)

Application Number Title Priority Date Filing Date
DK90202670.7T DK0422734T3 (da) 1989-10-12 1990-10-08 Fremgangsmåde til ekstraktion af n-paraffiner fra en flydende fase med overkritisk CO2 i en kolonne med perforerede plader

Country Status (17)

Country Link
EP (1) EP0422734B1 (fr)
JP (1) JPH03161002A (fr)
CN (1) CN1023973C (fr)
AT (1) ATE105724T1 (fr)
BR (1) BR9005112A (fr)
CA (1) CA2027484A1 (fr)
DE (1) DE69008990T2 (fr)
DK (1) DK0422734T3 (fr)
ES (1) ES2055307T3 (fr)
HU (1) HU209464B (fr)
IT (1) IT1238208B (fr)
MX (1) MX171993B (fr)
NO (1) NO175705C (fr)
PL (1) PL287300A1 (fr)
PT (1) PT95573A (fr)
RU (1) RU1836339C (fr)
ZA (1) ZA908188B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI105080B (fi) * 1995-10-11 2000-06-15 Rauma Ecoplanning Oy Uuttomenetelmä
EP1759751A1 (fr) * 2005-09-05 2007-03-07 Far East College Dispositif et procédé de fractionnement supercritique
CN102512848B (zh) * 2011-12-07 2014-09-24 中国科学院过程工程研究所 一种大相比液液两相连续萃取装置
CN102698466B (zh) * 2012-06-13 2015-11-25 晨光生物科技集团股份有限公司 去除天然提取物中农药残留的方法
CN104784968B (zh) * 2015-04-10 2016-06-01 浙江大学 一种连续相并流萃取塔和萃取的方法
CN104815458B (zh) * 2015-04-10 2016-04-13 浙江大学 一种隔板交替式萃取塔和萃取的方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4508597A (en) * 1982-04-05 1985-04-02 Kerr-Mcgee Refining Corporation Recovery of organic solvents from liquid mixtures
FR2547298B1 (fr) * 1983-06-09 1985-08-09 Rhone Poulenc Chim Base Procede de purification d'un melange eau-alcool en c1-c2-impuretes, issu d'un procede de fabrication industriel d'alcool en c1-c2 au moyen d'un agent d'extraction
IT1213456B (it) * 1986-07-23 1989-12-20 Eniricerche Spa Procedimento per l'estrazione di paraffine da loro miscele con acidi paraffinsolfonici.

Also Published As

Publication number Publication date
CA2027484A1 (fr) 1991-04-13
PT95573A (pt) 1991-08-14
CN1023973C (zh) 1994-03-16
MX171993B (es) 1993-11-26
BR9005112A (pt) 1991-09-17
DE69008990T2 (de) 1994-09-29
NO904380L (no) 1991-04-15
IT8922008A0 (it) 1989-10-12
NO904380D0 (no) 1990-10-10
NO175705B (no) 1994-08-15
PL287300A1 (en) 1991-05-20
NO175705C (no) 1994-11-23
DE69008990D1 (de) 1994-06-23
IT8922008A1 (it) 1991-04-12
IT1238208B (it) 1993-07-12
RU1836339C (ru) 1993-08-23
EP0422734A1 (fr) 1991-04-17
EP0422734B1 (fr) 1994-05-18
ES2055307T3 (es) 1994-08-16
ATE105724T1 (de) 1994-06-15
HU209464B (en) 1994-06-28
CN1052057A (zh) 1991-06-12
HUT56505A (en) 1991-09-30
HU906423D0 (en) 1991-04-29
ZA908188B (en) 1991-08-28
JPH03161002A (ja) 1991-07-11

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