DE3275737D1 - Process for modifying coal tar materials - Google Patents
Process for modifying coal tar materialsInfo
- Publication number
- DE3275737D1 DE3275737D1 DE8282850147T DE3275737T DE3275737D1 DE 3275737 D1 DE3275737 D1 DE 3275737D1 DE 8282850147 T DE8282850147 T DE 8282850147T DE 3275737 T DE3275737 T DE 3275737T DE 3275737 D1 DE3275737 D1 DE 3275737D1
- Authority
- DE
- Germany
- Prior art keywords
- coal tar
- tar materials
- modifying coal
- modifying
- materials
- 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
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
- C10C1/18—Working-up tar by extraction with selective solvents
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Working-Up Tar And Pitch (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP82850147A EP0097755B1 (de) | 1982-06-29 | 1982-06-29 | Verfahren zum Verändern von Kohlenteer |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3275737D1 true DE3275737D1 (en) | 1987-04-23 |
Family
ID=8190154
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8282850147T Expired DE3275737D1 (en) | 1982-06-29 | 1982-06-29 | Process for modifying coal tar materials |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0097755B1 (de) |
DE (1) | DE3275737D1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9222034B2 (en) | 2013-11-19 | 2015-12-29 | Uop Llc | Process for removing a product from coal tar |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1189517B (de) * | 1957-04-03 | 1965-03-25 | Verkaufsvereinigung Fuer Teere | Verfahren zur Herstellung eines Spezialkokses aus Steinkohlenteerprodukten |
DE2810332C2 (de) * | 1978-03-10 | 1982-08-05 | Rütgerswerke AG, 6000 Frankfurt | Verfahren zur Abtrennung von chinolinunlöslichen Bestandteilen aus Steinkohlenteerpech |
CS234023B2 (en) * | 1979-10-25 | 1985-03-14 | Inst Chemii Przemyslowej | Method of anthracin separation and purification from anthracion oil |
-
1982
- 1982-06-29 DE DE8282850147T patent/DE3275737D1/de not_active Expired
- 1982-06-29 EP EP82850147A patent/EP0097755B1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0097755B1 (de) | 1987-03-18 |
EP0097755A1 (de) | 1984-01-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: CARBOCHEM INC., MISSISSAUGA, ONTARIO, CA |
|
8328 | Change in the person/name/address of the agent |
Free format text: VOSSIUS, V., DIPL.-CHEM. DR.RER.NAT. TAUCHNER, P., DIPL.-CHEM. DR.RER.NAT. HEUNEMANN, D., DIPL.-PHYS. DR.RER.NAT. RAUH, P., DIPL.-CHEM. DR.RER.NAT. HERMANN, G., DIPL.-PHYS. DR.RER.NAT., PAT.-ANWAELTE, 8000 MUENCHEN |
|
8339 | Ceased/non-payment of the annual fee |