CS157883B1 - - Google Patents
Info
- Publication number
- CS157883B1 CS157883B1 CS539971A CS539971A CS157883B1 CS 157883 B1 CS157883 B1 CS 157883B1 CS 539971 A CS539971 A CS 539971A CS 539971 A CS539971 A CS 539971A CS 157883 B1 CS157883 B1 CS 157883B1
- Authority
- CS
- Czechoslovakia
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D7/00—Sublimation
- B01D7/02—Crystallisation directly from the vapour phase
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/54—Preparation of carboxylic acid anhydrides
- C07C51/573—Separation; Purification; Stabilisation; Use of additives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Treating Waste Gases (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS539971A CS157883B1 (en) | 1971-07-22 | 1971-07-22 | |
| GB3389772A GB1381892A (en) | 1971-07-22 | 1972-07-20 | Method of and apparatus for desubliming to the solid phase vapours of sublimable substances |
| DE19722235639 DE2235639A1 (en) | 1971-07-22 | 1972-07-20 | METHOD AND DEVICE FOR THE CONDENSATION OF STEAMERS OF SUBLIMIZABLE SUBSTANCES |
| FR7226333A FR2146467B1 (en) | 1971-07-22 | 1972-07-21 | |
| US05/723,074 US4080182A (en) | 1971-07-22 | 1976-09-14 | Apparatus for condensing vapors of subliming substances |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS539971A CS157883B1 (en) | 1971-07-22 | 1971-07-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS157883B1 true CS157883B1 (en) | 1974-10-15 |
Family
ID=5398820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS539971A CS157883B1 (en) | 1971-07-22 | 1971-07-22 |
Country Status (4)
| Country | Link |
|---|---|
| CS (1) | CS157883B1 (en) |
| DE (1) | DE2235639A1 (en) |
| FR (1) | FR2146467B1 (en) |
| GB (1) | GB1381892A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD105800A1 (en) * | 1973-07-05 | 1974-05-12 | ||
| CS229768B1 (en) * | 1982-07-23 | 1984-06-18 | Jaroslav Ing Csc Vitovec | Device for continuous vapour desublimation of subliming substance |
| CS253476B1 (en) * | 1985-07-16 | 1987-11-12 | Jaroslav Vitovec | Method of phtalic anhydride vapours' continuous desublimation |
| CN109529397B (en) * | 2018-12-28 | 2024-07-02 | 四川金象赛瑞化工股份有限公司 | De-sublimation crystallization equipment and crystallization method |
-
1971
- 1971-07-22 CS CS539971A patent/CS157883B1/cs unknown
-
1972
- 1972-07-20 GB GB3389772A patent/GB1381892A/en not_active Expired
- 1972-07-20 DE DE19722235639 patent/DE2235639A1/en active Pending
- 1972-07-21 FR FR7226333A patent/FR2146467B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2146467A1 (en) | 1973-03-02 |
| FR2146467B1 (en) | 1978-03-03 |
| DE2235639A1 (en) | 1973-02-01 |
| GB1381892A (en) | 1975-01-29 |