CS159769B2 - - Google Patents
Info
- Publication number
- CS159769B2 CS159769B2 CS241970A CS241970A CS159769B2 CS 159769 B2 CS159769 B2 CS 159769B2 CS 241970 A CS241970 A CS 241970A CS 241970 A CS241970 A CS 241970A CS 159769 B2 CS159769 B2 CS 159769B2
- Authority
- CS
- Czechoslovakia
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/04—Purification; Separation; Use of additives by distillation
- C07C7/05—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds
- C07C7/08—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds by extractive distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Water Supply & Treatment (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD13934569 | 1969-04-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS159769B2 true CS159769B2 (fr) | 1975-01-31 |
Family
ID=5481137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS241970A CS159769B2 (fr) | 1969-04-21 | 1970-04-10 |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT302997B (fr) |
| BG (1) | BG26663A3 (fr) |
| CS (1) | CS159769B2 (fr) |
| DE (1) | DE2012330B2 (fr) |
| RO (1) | RO63165A (fr) |
| SU (1) | SU479747A1 (fr) |
-
1970
- 1970-03-16 DE DE19702012330 patent/DE2012330B2/de not_active Ceased
- 1970-04-09 RO RO6304670A patent/RO63165A/fr unknown
- 1970-04-10 CS CS241970A patent/CS159769B2/cs unknown
- 1970-04-16 AT AT03472/70A patent/AT302997B/de not_active IP Right Cessation
- 1970-04-20 BG BG1452570A patent/BG26663A3/xx unknown
- 1970-04-20 SU SU1429576A patent/SU479747A1/ru active
Also Published As
| Publication number | Publication date |
|---|---|
| BG26663A3 (fr) | 1979-05-15 |
| AT302997B (de) | 1972-10-15 |
| DE2012330B2 (de) | 1978-10-12 |
| RO63165A (fr) | 1978-06-15 |
| DE2012330A1 (en) | 1970-10-29 |
| SU479747A1 (ru) | 1975-08-05 |