FR898258A - Process for purifying crude phenols - Google Patents
Process for purifying crude phenolsInfo
- Publication number
- FR898258A FR898258A FR898258DA FR898258A FR 898258 A FR898258 A FR 898258A FR 898258D A FR898258D A FR 898258DA FR 898258 A FR898258 A FR 898258A
- Authority
- FR
- France
- Prior art keywords
- purifying crude
- crude phenols
- phenols
- purifying
- crude
- 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
- 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
- C07C37/80—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by distillation by extractive distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE898258X | 1942-08-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR898258A true FR898258A (en) | 1945-04-18 |
Family
ID=6849084
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR898258D Expired FR898258A (en) | 1942-08-05 | 1943-09-23 | Process for purifying crude phenols |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR898258A (en) |
-
1943
- 1943-09-23 FR FR898258D patent/FR898258A/en not_active Expired
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