DE2701352C2 - - Google Patents
Info
- Publication number
- DE2701352C2 DE2701352C2 DE19772701352 DE2701352A DE2701352C2 DE 2701352 C2 DE2701352 C2 DE 2701352C2 DE 19772701352 DE19772701352 DE 19772701352 DE 2701352 A DE2701352 A DE 2701352A DE 2701352 C2 DE2701352 C2 DE 2701352C2
- Authority
- DE
- Germany
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772701352 DE2701352A1 (de) | 1977-01-14 | 1977-01-14 | Verfahren zum aufarbeiten von pvc- haltigen tetrahydrofuranloesungen |
BE183892A BE862373R (fr) | 1977-01-14 | 1977-12-27 | Procede de traitement de solutions de chlorure de vinyle polymerise dans le tetrahydrofuranne |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772701352 DE2701352A1 (de) | 1977-01-14 | 1977-01-14 | Verfahren zum aufarbeiten von pvc- haltigen tetrahydrofuranloesungen |
Publications (2)
Publication Number | Publication Date |
---|---|
DE2701352A1 DE2701352A1 (de) | 1978-07-20 |
DE2701352C2 true DE2701352C2 (US20100268047A1-20101021-C00003.png) | 1987-01-08 |
Family
ID=5998674
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19772701352 Granted DE2701352A1 (de) | 1977-01-14 | 1977-01-14 | Verfahren zum aufarbeiten von pvc- haltigen tetrahydrofuranloesungen |
Country Status (2)
Country | Link |
---|---|
BE (1) | BE862373R (US20100268047A1-20101021-C00003.png) |
DE (1) | DE2701352A1 (US20100268047A1-20101021-C00003.png) |
-
1977
- 1977-01-14 DE DE19772701352 patent/DE2701352A1/de active Granted
- 1977-12-27 BE BE183892A patent/BE862373R/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
BE862373R (fr) | 1978-06-27 |
DE2701352A1 (de) | 1978-07-20 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
OI | Miscellaneous see part 1 | ||
8110 | Request for examination paragraph 44 | ||
AF | Is addition to no. |
Ref country code: DE Ref document number: 2626124 Format of ref document f/p: P |
|
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8362 | Rights of main patent transferred to additional patent | ||
8339 | Ceased/non-payment of the annual fee |