CZ163489A3 - Method of multistage saturation of salt-containing phenolate liquors with a gas containing carbon dioxide - Google Patents

Method of multistage saturation of salt-containing phenolate liquors with a gas containing carbon dioxide Download PDF

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Publication number
CZ163489A3
CZ163489A3 CS891634A CS163489A CZ163489A3 CZ 163489 A3 CZ163489 A3 CZ 163489A3 CS 891634 A CS891634 A CS 891634A CS 163489 A CS163489 A CS 163489A CZ 163489 A3 CZ163489 A3 CZ 163489A3
Authority
CZ
Czechia
Prior art keywords
saturation
phenolate
carbon dioxide
crude phenol
primary
Prior art date
Application number
CS891634A
Other languages
Czech (cs)
English (en)
Inventor
Jorg Dr Talbiersky
Konrad Dr Stolzenberg
Bernhard Wefringhaus
Original Assignee
Ruetgerswerke 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 Ruetgerswerke Ag filed Critical Ruetgerswerke Ag
Publication of CZ280721B6 publication Critical patent/CZ280721B6/cs
Publication of CZ163489A3 publication Critical patent/CZ163489A3/cs

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Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/68Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/86Purification; separation; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/68Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/70Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
    • C07C37/72Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by liquid-liquid treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CS891634A 1988-04-22 1989-03-16 Method of multistage saturation of salt-containing phenolate liquors with a gas containing carbon dioxide CZ163489A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3813634A DE3813634C1 (https=) 1988-04-22 1988-04-22

Publications (2)

Publication Number Publication Date
CZ280721B6 CZ280721B6 (cs) 1996-04-17
CZ163489A3 true CZ163489A3 (en) 1996-04-17

Family

ID=6352681

Family Applications (1)

Application Number Title Priority Date Filing Date
CS891634A CZ163489A3 (en) 1988-04-22 1989-03-16 Method of multistage saturation of salt-containing phenolate liquors with a gas containing carbon dioxide

Country Status (8)

Country Link
JP (1) JP2648962B2 (https=)
CZ (1) CZ163489A3 (https=)
DD (1) DD283801A5 (https=)
DE (1) DE3813634C1 (https=)
GB (1) GB2217708B (https=)
NL (1) NL8900931A (https=)
PL (1) PL154989B1 (https=)
ZA (1) ZA892681B (https=)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2550814A (en) * 1947-07-24 1951-05-01 Low Temp Carbonisation Ltd Recovery of tar acids from coal oils or tars
DE1145627B (de) * 1958-09-20 1963-03-21 Metallgesellschaft Ag Verfahren zur Gewinnung von reinen Phenolen aus phenolhaltigen OElen oder Rohphenolen
DD234413A1 (de) * 1985-02-01 1986-04-02 Leuna Werke Veb Verfahren zur karbonisierung von phenolatlaugen

Also Published As

Publication number Publication date
JPH01311038A (ja) 1989-12-15
NL8900931A (nl) 1989-11-16
GB8905681D0 (en) 1989-04-26
DD283801A5 (de) 1990-10-24
ZA892681B (en) 1989-12-27
CZ280721B6 (cs) 1996-04-17
JP2648962B2 (ja) 1997-09-03
GB2217708A (en) 1989-11-01
DE3813634C1 (https=) 1989-09-21
GB2217708B (en) 1992-02-19
PL279037A1 (en) 1989-11-27
PL154989B1 (en) 1991-10-31

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Legal Events

Date Code Title Description
IF00 In force as of 2000-06-30 in czech republic
MM4A Patent lapsed due to non-payment of fee

Effective date: 20040316