FR2104012A5 - Purification of lower alcohols - by extractive water distilling and rectifying using two columns - Google Patents
Purification of lower alcohols - by extractive water distilling and rectifying using two columnsInfo
- Publication number
- FR2104012A5 FR2104012A5 FR7128757A FR7128757A FR2104012A5 FR 2104012 A5 FR2104012 A5 FR 2104012A5 FR 7128757 A FR7128757 A FR 7128757A FR 7128757 A FR7128757 A FR 7128757A FR 2104012 A5 FR2104012 A5 FR 2104012A5
- Authority
- FR
- France
- Prior art keywords
- column
- purification
- rectifying
- lower alcohols
- pref
- 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
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
- C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C31/00—Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
- C07C31/02—Monohydroxylic acyclic alcohols
- C07C31/04—Methanol
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3839370 | 1970-08-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2104012A5 true FR2104012A5 (en) | 1972-04-14 |
Family
ID=10403185
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7128757A Expired FR2104012A5 (en) | 1970-08-10 | 1971-08-05 | Purification of lower alcohols - by extractive water distilling and rectifying using two columns |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE2139872C3 (fr) |
FR (1) | FR2104012A5 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2467836A1 (fr) * | 1979-10-16 | 1981-04-30 | Sumitomo Chemical Co | Procede de purification d'alcool b-phenylethylique brut en presence d'un solvant et nouveau produit ainsi obtenu |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4222783C1 (de) * | 1992-07-10 | 1993-12-02 | Qvf Glastech Gmbh | Verfahren zur Rückgewinnung von hochsiedenden Komponenten aus Abwasser |
-
1971
- 1971-08-05 FR FR7128757A patent/FR2104012A5/fr not_active Expired
- 1971-08-09 DE DE2139872A patent/DE2139872C3/de not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2467836A1 (fr) * | 1979-10-16 | 1981-04-30 | Sumitomo Chemical Co | Procede de purification d'alcool b-phenylethylique brut en presence d'un solvant et nouveau produit ainsi obtenu |
Also Published As
Publication number | Publication date |
---|---|
DE2139872C3 (de) | 1980-10-09 |
DE2139872B2 (de) | 1980-02-21 |
DE2139872A1 (de) | 1972-02-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |