AT320606B - Verfahren zur Gewinnung von Aceton aus Acetonhaltigen Abwässern - Google Patents
Verfahren zur Gewinnung von Aceton aus Acetonhaltigen AbwässernInfo
- Publication number
- AT320606B AT320606B AT629973A AT629973A AT320606B AT 320606 B AT320606 B AT 320606B AT 629973 A AT629973 A AT 629973A AT 629973 A AT629973 A AT 629973A AT 320606 B AT320606 B AT 320606B
- Authority
- AT
- Austria
- Prior art keywords
- acetone
- production
- wastewater containing
- containing acetone
- wastewater
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/80—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/26—Treatment of water, waste water, or sewage by extraction
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
- C07C45/82—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722235576 DE2235576C3 (de) | 1972-07-20 | Verfahren zur Gewinnung von Aceton aus acetonhaltigen Abwässern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT320606B true AT320606B (de) | 1975-02-25 |
Family
ID=5851140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT629973A AT320606B (de) | 1972-07-20 | 1973-07-17 | Verfahren zur Gewinnung von Aceton aus Acetonhaltigen Abwässern |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPS4985013A (nl) |
| AT (1) | AT320606B (nl) |
| BE (1) | BE802545A (nl) |
| CA (1) | CA1003130A (nl) |
| CH (1) | CH583160A5 (nl) |
| CS (1) | CS198124B2 (nl) |
| DD (1) | DD106352A5 (nl) |
| FR (1) | FR2193806B1 (nl) |
| GB (1) | GB1374398A (nl) |
| IT (1) | IT994971B (nl) |
| NL (1) | NL7310048A (nl) |
| PL (1) | PL86177B1 (nl) |
-
1973
- 1973-07-17 AT AT629973A patent/AT320606B/de not_active IP Right Cessation
- 1973-07-18 DD DD17233673A patent/DD106352A5/xx unknown
- 1973-07-18 IT IT2670973A patent/IT994971B/it active
- 1973-07-18 GB GB3423773A patent/GB1374398A/en not_active Expired
- 1973-07-18 CH CH1046973A patent/CH583160A5/xx not_active IP Right Cessation
- 1973-07-18 CA CA176,707A patent/CA1003130A/en not_active Expired
- 1973-07-18 CS CS516273A patent/CS198124B2/cs unknown
- 1973-07-19 JP JP8052673A patent/JPS4985013A/ja active Pending
- 1973-07-19 NL NL7310048A patent/NL7310048A/xx not_active Application Discontinuation
- 1973-07-19 PL PL16417173A patent/PL86177B1/pl unknown
- 1973-07-19 BE BE133645A patent/BE802545A/xx unknown
- 1973-07-20 FR FR7326736A patent/FR2193806B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT994971B (it) | 1975-10-20 |
| CS198124B2 (en) | 1980-05-30 |
| GB1374398A (en) | 1974-11-20 |
| CA1003130A (en) | 1977-01-04 |
| NL7310048A (nl) | 1974-01-22 |
| PL86177B1 (nl) | 1976-05-31 |
| DE2235576B2 (nl) | 1975-06-05 |
| DD106352A5 (nl) | 1974-06-12 |
| CH583160A5 (nl) | 1976-12-31 |
| BE802545A (fr) | 1973-11-16 |
| FR2193806A1 (nl) | 1974-02-22 |
| FR2193806B1 (nl) | 1977-05-13 |
| JPS4985013A (nl) | 1974-08-15 |
| DE2235576A1 (de) | 1974-01-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |