FR2574784B1 - Nouveau procede d'extraction de butanediol 2-3 a partir de solutions aqueuses en contenant - Google Patents

Nouveau procede d'extraction de butanediol 2-3 a partir de solutions aqueuses en contenant

Info

Publication number
FR2574784B1
FR2574784B1 FR8419114A FR8419114A FR2574784B1 FR 2574784 B1 FR2574784 B1 FR 2574784B1 FR 8419114 A FR8419114 A FR 8419114A FR 8419114 A FR8419114 A FR 8419114A FR 2574784 B1 FR2574784 B1 FR 2574784B1
Authority
FR
France
Prior art keywords
butanediol
extraction
aqueous solutions
solutions containing
new process
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
FR8419114A
Other languages
English (en)
Other versions
FR2574784A1 (fr
Inventor
Jacques Fages
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.)
Orkem SA
Original Assignee
Chimique des Charbonnages SA
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 Chimique des Charbonnages SA filed Critical Chimique des Charbonnages SA
Priority to FR8419114A priority Critical patent/FR2574784B1/fr
Publication of FR2574784A1 publication Critical patent/FR2574784A1/fr
Application granted granted Critical
Publication of FR2574784B1 publication Critical patent/FR2574784B1/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
    • C07C29/86—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by liquid-liquid treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
FR8419114A 1984-12-14 1984-12-14 Nouveau procede d'extraction de butanediol 2-3 a partir de solutions aqueuses en contenant Expired FR2574784B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8419114A FR2574784B1 (fr) 1984-12-14 1984-12-14 Nouveau procede d'extraction de butanediol 2-3 a partir de solutions aqueuses en contenant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8419114A FR2574784B1 (fr) 1984-12-14 1984-12-14 Nouveau procede d'extraction de butanediol 2-3 a partir de solutions aqueuses en contenant

Publications (2)

Publication Number Publication Date
FR2574784A1 FR2574784A1 (fr) 1986-06-20
FR2574784B1 true FR2574784B1 (fr) 1987-01-09

Family

ID=9310589

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8419114A Expired FR2574784B1 (fr) 1984-12-14 1984-12-14 Nouveau procede d'extraction de butanediol 2-3 a partir de solutions aqueuses en contenant

Country Status (1)

Country Link
FR (1) FR2574784B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101643429B1 (ko) 2008-06-09 2016-07-27 란자테크 뉴질랜드 리미티드 혐기성 미생물 발효에 의한 부탄디올의 생산 방법

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2532253A (en) * 1949-07-13 1950-11-28 Trojan Powder Co Separation of pentaerythritol and formic acid
US4399000A (en) * 1981-10-07 1983-08-16 Georgia Tech Research Institute Process for producing absolute alcohol by solvent extraction and vacuum distillation

Also Published As

Publication number Publication date
FR2574784A1 (fr) 1986-06-20

Similar Documents

Publication Publication Date Title
FR2576322B1 (fr) Procede pour le formage d'articles a partir d'alliages de zirconium
ES516772A0 (es) "metodo de fabricacion de un protector rasgable de abertura de acceso a un recipiente".
FR2582294B1 (fr) Procede de production d'alumine-beta
FR2593513B1 (fr) Procede de production d'essence
MA20720A1 (fr) Procede de preparation d'un catalyseur contenant de l'argent
BE893855A (fr) Procede de recuperation d'oxyde d'ethylene de solutions aqueuses
FR2545838B1 (fr) Procede de production d'ethanol a partir d'une substance contenant du xylose
BE872958A (fr) Procede continu de production d'alkyleneglycols a partir de carbonates d'alkylene
FR2565587B1 (fr) Derive nouveau de diamide d'amino-acide a caractere acide n-acylique, un sel de celui-ci, un procede de production de celui-ci et un agent anti-ulcereux le contenant
FR2574313B1 (fr) Procede de preparation d'un catalyseur d'hydrodesulfuration
PT69512A (fr) Nouveau procede d'epoxydation
BE875919A (fr) Procede de preparation d'aluminates alcalins a partir de solutions aqueuses
FR2584410B1 (fr) Procede d'obtention d'agar-agar a partir de jus d'extraction d'algues
BR8501145A (pt) Processo para precipitacao de vanadio a partir de licores contendo vanadio
FR2568562B1 (fr) Procede d'extraction de zircone a partir de zircon dissocie
FR2574784B1 (fr) Nouveau procede d'extraction de butanediol 2-3 a partir de solutions aqueuses en contenant
PT69431A (fr) Procede de preparation d'une colle uree-formaldehyde contenant un sel inorganique
PT78349A (fr) Procede d'obtention de solutions aqueuses stables contenant du phosethyl-al
FR2607808B1 (fr) Procede de preparation de trifluoromethylbenzonitrile a partir de trifluoromethylbenzaldehyde
EP0173544A3 (en) Process for the recovery of a weak organic acid from an aqueous solution thereof
FR2498477B1 (fr) Nouveau procede de regeneration-rejuvenation d'un catalyseur zeolithique contenant un metal hydrogenant
FR2615185B1 (fr) Procede de preparation de trifluoromethyltoluene a partir d'halomethylbenzotrifluorure
FR2578555B3 (fr) Procede de fabrication d'un feuillard recuit en zirconium ou alliage
FR2596383B1 (fr) Procede de separation du fer a partir d'une solution organique contenant de l'uranium
FR2568563B1 (fr) Procede d'obtention d'un concentre uranifere de grande purete a partir de liqueurs contaminees par du zirconium

Legal Events

Date Code Title Description
ST Notification of lapse