CZ280721B6 - Způsob několikastupňového sycení sůl obsahujících fenolátových louhů plynem, obsahujícím oxid uhličitý - Google Patents

Způsob několikastupňového sycení sůl obsahujících fenolátových louhů plynem, obsahujícím oxid uhličitý Download PDF

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Publication number
CZ280721B6
CZ280721B6 CS891634A CS163489A CZ280721B6 CZ 280721 B6 CZ280721 B6 CZ 280721B6 CS 891634 A CS891634 A CS 891634A CS 163489 A CS163489 A CS 163489A CZ 280721 B6 CZ280721 B6 CZ 280721B6
Authority
CZ
Czechia
Prior art keywords
phenolate
saturation
sodium hydroxide
carbon dioxide
stage
Prior art date
Application number
CS891634A
Other languages
Czech (cs)
English (en)
Inventor
Jörg Dr. Talbiersky
Bernhard Wefringhaus
Konrad Dr. Stolzenberg
Original Assignee
Rüterswerke Aktiengesellschaft
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 Rüterswerke Aktiengesellschaft filed Critical Rüterswerke Aktiengesellschaft
Publication of CZ163489A3 publication Critical patent/CZ163489A3/cs
Publication of CZ280721B6 publication Critical patent/CZ280721B6/cs

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/86—Purification; separation; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
    • C07C37/72—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by liquid-liquid treatment

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  • 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 Způsob několikastupňového sycení sůl obsahujících fenolátových louhů plynem, obsahujícím oxid uhličitý CZ280721B6 (cs)

Applications Claiming Priority (1)

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

Publications (2)

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

Family

ID=6352681

Family Applications (1)

Application Number Title Priority Date Filing Date
CS891634A CZ280721B6 (cs) 1988-04-22 1989-03-16 Způsob několikastupňového sycení sůl obsahujících fenolátových louhů plynem, obsahujícím oxid uhličitý

Country Status (8)

Country Link
JP (1) JP2648962B2 (enExample)
CZ (1) CZ280721B6 (enExample)
DD (1) DD283801A5 (enExample)
DE (1) DE3813634C1 (enExample)
GB (1) GB2217708B (enExample)
NL (1) NL8900931A (enExample)
PL (1) PL154989B1 (enExample)
ZA (1) ZA892681B (enExample)

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
NL8900931A (nl) 1989-11-16
DD283801A5 (de) 1990-10-24
PL279037A1 (en) 1989-11-27
GB2217708A (en) 1989-11-01
JPH01311038A (ja) 1989-12-15
GB8905681D0 (en) 1989-04-26
CZ163489A3 (en) 1996-04-17
JP2648962B2 (ja) 1997-09-03
ZA892681B (en) 1989-12-27
PL154989B1 (en) 1991-10-31
DE3813634C1 (enExample) 1989-09-21
GB2217708B (en) 1992-02-19

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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