GB2124248B - Tar acid purification - Google Patents

Tar acid purification

Info

Publication number
GB2124248B
GB2124248B GB08318203A GB8318203A GB2124248B GB 2124248 B GB2124248 B GB 2124248B GB 08318203 A GB08318203 A GB 08318203A GB 8318203 A GB8318203 A GB 8318203A GB 2124248 B GB2124248 B GB 2124248B
Authority
GB
United Kingdom
Prior art keywords
acid purification
tar acid
tar
purification
acid
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
GB08318203A
Other languages
English (en)
Other versions
GB2124248A (en
GB8318203D0 (en
Inventor
Robert L Lovell
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.)
Beazer East Inc
Original Assignee
Koppers Co Inc
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 Koppers Co Inc filed Critical Koppers Co Inc
Publication of GB8318203D0 publication Critical patent/GB8318203D0/en
Publication of GB2124248A publication Critical patent/GB2124248A/en
Application granted granted Critical
Publication of GB2124248B publication Critical patent/GB2124248B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10C—WORKING-UP PITCH, ASPHALT, BITUMEN, TAR; PYROLIGNEOUS ACID
    • C10C1/00—Working-up tar

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Working-Up Tar And Pitch (AREA)
GB08318203A 1982-07-14 1983-07-05 Tar acid purification Expired GB2124248B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/398,068 US4429170A (en) 1982-07-14 1982-07-14 Process for removing tar bases from Lurgi tar acid stream

Publications (3)

Publication Number Publication Date
GB8318203D0 GB8318203D0 (en) 1983-08-03
GB2124248A GB2124248A (en) 1984-02-15
GB2124248B true GB2124248B (en) 1986-08-13

Family

ID=23573866

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08318203A Expired GB2124248B (en) 1982-07-14 1983-07-05 Tar acid purification

Country Status (7)

Country Link
US (1) US4429170A (enExample)
JP (1) JPS5930886A (enExample)
DE (1) DE3324566C2 (enExample)
FR (1) FR2530262B1 (enExample)
GB (1) GB2124248B (enExample)
IT (1) IT8348676A0 (enExample)
ZA (1) ZA834752B (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6155190A (ja) * 1984-08-27 1986-03-19 Sumikin Coke Co Ltd タ−ル酸の精製法
JPH01159856U (enExample) * 1988-04-26 1989-11-06
US4868309A (en) * 1988-07-01 1989-09-19 Phillips Petroleum Company Separation of alkenylpyridines from alkylpyridines
DE69214607T2 (de) * 1991-12-04 1997-03-20 Dakota Gasification Co Verarbeitung von natürlicher Kresylsäure
US5750009A (en) * 1994-08-31 1998-05-12 Dakota Gasification Company Method for purifying natural cresylic acid mixtures
DE19728835C1 (de) * 1997-07-05 1998-09-10 Ruetgers Vft Ag Verfahren zur Reinigung von Chinaldin
JP6178052B2 (ja) * 2012-07-20 2017-08-09 東京応化工業株式会社 クレゾール類の精製方法、感光性樹脂組成物用ノボラック樹脂の製造方法、及び感光性樹脂組成物

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB339640A (en) * 1929-08-06 1930-12-08 Thermal Ind & Chemical T I C R Preparing tar for use on roads
FR732698A (fr) * 1931-03-31 1932-09-23 Ig Farbenindustrie Ag Procédé pour débarrasser les phénols ou les huiles d'hydrocarbures contenant desphénols des bases pyridiniques
US2298816A (en) 1939-08-09 1942-10-13 Sharples Corp Recovery of tar acids
US2301270A (en) 1940-11-09 1942-11-10 Standard Oil Dev Co Process for the production of petroleum phenols
DE846693C (de) * 1951-01-11 1952-08-14 Apv Co Ltd Verfahren zum Neutralisieren von alkalischen rohen Teersaeuren
DE952898C (de) * 1952-06-12 1956-11-22 Metallgesellschaft Ag Verfahren zur Trennung von neutralen und sauren OElen aus ihren Gemischen
FR1520745A (fr) * 1967-03-02 1968-04-12 Huiles Procédé d'extraction des pyridines et des phénols contenus dans les huiles de goudron

Also Published As

Publication number Publication date
US4429170A (en) 1984-01-31
DE3324566C2 (de) 1985-10-03
JPS5930886A (ja) 1984-02-18
FR2530262A1 (fr) 1984-01-20
DE3324566A1 (de) 1984-01-19
GB2124248A (en) 1984-02-15
JPS6154835B2 (enExample) 1986-11-25
IT8348676A0 (it) 1983-07-12
FR2530262B1 (fr) 1986-09-26
GB8318203D0 (en) 1983-08-03
ZA834752B (en) 1984-03-28

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee