GB2217708B - Process for the unpressurised saturation of salt-charged phenolate liquors - Google Patents

Process for the unpressurised saturation of salt-charged phenolate liquors

Info

Publication number
GB2217708B
GB2217708B GB8905681A GB8905681A GB2217708B GB 2217708 B GB2217708 B GB 2217708B GB 8905681 A GB8905681 A GB 8905681A GB 8905681 A GB8905681 A GB 8905681A GB 2217708 B GB2217708 B GB 2217708B
Authority
GB
United Kingdom
Prior art keywords
unpressurised
saturation
salt
liquors
charged
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 - Lifetime
Application number
GB8905681A
Other languages
English (en)
Other versions
GB2217708A (en
GB8905681D0 (en
Inventor
Jorg Dr Talbiersky
Konrad Dr Stolzenberg
Bernhard Wefringhaus
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.)
Rain Carbon Germany GmbH
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 GB8905681D0 publication Critical patent/GB8905681D0/en
Publication of GB2217708A publication Critical patent/GB2217708A/en
Application granted granted Critical
Publication of GB2217708B publication Critical patent/GB2217708B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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

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)
GB8905681A 1988-04-22 1989-03-13 Process for the unpressurised saturation of salt-charged phenolate liquors Expired - Lifetime GB2217708B (en)

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
GB8905681D0 GB8905681D0 (en) 1989-04-26
GB2217708A GB2217708A (en) 1989-11-01
GB2217708B true GB2217708B (en) 1992-02-19

Family

ID=6352681

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8905681A Expired - Lifetime GB2217708B (en) 1988-04-22 1989-03-13 Process for the unpressurised saturation of salt-charged phenolate liquors

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
CZ280721B6 (cs) 1996-04-17
PL154989B1 (en) 1991-10-31
DE3813634C1 (enExample) 1989-09-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040313