ZA848632B - Method for the processing of crude phenol from coal liquefaction - Google Patents
Method for the processing of crude phenol from coal liquefactionInfo
- Publication number
- ZA848632B ZA848632B ZA848632A ZA848632A ZA848632B ZA 848632 B ZA848632 B ZA 848632B ZA 848632 A ZA848632 A ZA 848632A ZA 848632 A ZA848632 A ZA 848632A ZA 848632 B ZA848632 B ZA 848632B
- Authority
- ZA
- South Africa
- Prior art keywords
- processing
- coal liquefaction
- crude phenol
- crude
- phenol
- Prior art date
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
- C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
- C07C37/84—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by crystallisation
-
- 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
-
- 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
- C07C37/685—Processes comprising at least two steps in series
-
- 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
- C07C37/74—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19833342665 DE3342665A1 (en) | 1983-11-25 | 1983-11-25 | METHOD FOR TREATING RAW PHENOL FROM COAL LIQUID |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA848632B true ZA848632B (en) | 1985-10-30 |
Family
ID=6215260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA848632A ZA848632B (en) | 1983-11-25 | 1984-11-05 | Method for the processing of crude phenol from coal liquefaction |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0143472B1 (en) |
| AU (1) | AU568880B2 (en) |
| CZ (1) | CZ278549B6 (en) |
| DE (2) | DE3342665A1 (en) |
| PL (1) | PL144909B1 (en) |
| ZA (1) | ZA848632B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03127751A (en) * | 1989-10-11 | 1991-05-30 | Sumikin Chem Co Ltd | Purification of dimethylphenol |
| EP0937489A1 (en) * | 1998-02-24 | 1999-08-25 | Sulzer Chemtech AG | Device for separating a mixture by fractional crystallization |
| DE69904951T3 (en) † | 1998-09-03 | 2007-09-06 | Chemtura Corporation, Middlebury | PROCESS FOR CLEANING 2, 4, 6-TRI (TERT BUTYL) PHENOL BY MELTING CRYSTALLIZATION |
| WO2010100518A1 (en) * | 2009-03-03 | 2010-09-10 | Litwin | Process for the treatment of phenol and tar acids containing oil |
| CN103709012B (en) * | 2013-11-22 | 2014-11-26 | 中建安装工程有限公司 | Industrialization processing method for tar crude phenols |
| CN103965950B (en) * | 2014-04-29 | 2015-07-15 | 神华集团有限责任公司 | Method for separating phenols in coal liquefaction oil |
| WO2021101557A1 (en) * | 2019-11-22 | 2021-05-27 | Uop Llc | Process for treating coal derived liquids by separate processing of polar and non-polar compounds |
| CN115286488B (en) * | 2022-08-10 | 2024-04-05 | 煤炭科学技术研究院有限公司 | Method for extracting m-p-ethyl phenol and industrial xylenol from mixed xylenol |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2301709A (en) * | 1938-08-08 | 1942-11-10 | Rumscheidt Carl | Recovery of pure phenols from crude phenols |
| US2971893A (en) * | 1958-05-29 | 1961-02-14 | Hercules Powder Co Ltd | Phenol purification |
| GB920864A (en) * | 1960-08-19 | 1963-03-13 | Distillers Co Yeast Ltd | Purification of phenol |
| DD114396A1 (en) * | 1974-06-18 | 1975-08-05 | ||
| DD122179A3 (en) * | 1974-12-23 | 1976-09-20 |
-
1983
- 1983-11-25 DE DE19833342665 patent/DE3342665A1/en not_active Withdrawn
-
1984
- 1984-08-10 EP EP84201157A patent/EP0143472B1/en not_active Expired
- 1984-08-10 DE DE8484201157T patent/DE3477563D1/en not_active Expired
- 1984-10-02 CZ CS847467A patent/CZ278549B6/en unknown
- 1984-10-08 AU AU34019/84A patent/AU568880B2/en not_active Ceased
- 1984-11-05 ZA ZA848632A patent/ZA848632B/en unknown
- 1984-11-23 PL PL1984250563A patent/PL144909B1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CZ278549B6 (en) | 1994-03-16 |
| CZ746784A3 (en) | 1993-12-15 |
| EP0143472A3 (en) | 1986-10-15 |
| AU568880B2 (en) | 1988-01-14 |
| PL144909B1 (en) | 1988-07-30 |
| AU3401984A (en) | 1985-05-30 |
| PL250563A1 (en) | 1985-07-16 |
| DE3477563D1 (en) | 1989-05-11 |
| EP0143472B1 (en) | 1989-04-05 |
| EP0143472A2 (en) | 1985-06-05 |
| DE3342665A1 (en) | 1985-06-05 |
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