FR2021658A1 - - Google Patents
Info
- Publication number
- FR2021658A1 FR2021658A1 FR6936640A FR6936640A FR2021658A1 FR 2021658 A1 FR2021658 A1 FR 2021658A1 FR 6936640 A FR6936640 A FR 6936640A FR 6936640 A FR6936640 A FR 6936640A FR 2021658 A1 FR2021658 A1 FR 2021658A1
- Authority
- FR
- France
- 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.)
- Withdrawn
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
- B01D3/16—Fractionating columns in which vapour bubbles through liquid
- B01D3/22—Fractionating columns in which vapour bubbles through liquid with horizontal sieve plates or grids; Construction of sieve plates or grids
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B5/00—Water
- C01B5/02—Heavy water; Preparation by chemical reaction of hydrogen isotopes or their compounds, e.g. 4ND3 + 7O2 ---> 4NO2 + 6D2O, 2D2 + O2 ---> 2D2O
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Pipeline Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA033619A CA932652A (en) | 1968-10-26 | 1968-10-26 | Tower vapour feed system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2021658A1 true FR2021658A1 (de) | 1970-07-24 |
Family
ID=4084604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR6936640A Withdrawn FR2021658A1 (de) | 1968-10-26 | 1969-10-24 |
Country Status (5)
| Country | Link |
|---|---|
| CA (1) | CA932652A (de) |
| DE (1) | DE1953994B2 (de) |
| FR (1) | FR2021658A1 (de) |
| GB (1) | GB1292316A (de) |
| RO (1) | RO63796A (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2927787A1 (de) * | 1979-07-10 | 1981-01-22 | Huels Chemische Werke Ag | Kolonne mit schraegloch-boeden |
| DE3200413A1 (de) * | 1982-01-09 | 1983-07-21 | Bayer Ag, 5090 Leverkusen | Verfahren zum entmonomerisieren von polymeraufschlaemmungen |
| CA2141886E (en) * | 1994-05-11 | 1999-10-12 | Federico Zardi | Reactor for two-phase reactions, in particular for urea synthesis at high pressure and temperature |
| CA2146070C (en) * | 1995-03-15 | 2002-01-29 | Kees Jonckers | Improved reactor for the synthesis of urea |
-
1968
- 1968-10-26 CA CA033619A patent/CA932652A/en not_active Expired
-
1969
- 1969-10-13 GB GB5012569A patent/GB1292316A/en not_active Expired
- 1969-10-24 FR FR6936640A patent/FR2021658A1/fr not_active Withdrawn
- 1969-10-27 RO RO6136469A patent/RO63796A/ro unknown
- 1969-10-27 DE DE19691953994 patent/DE1953994B2/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| GB1292316A (en) | 1972-10-11 |
| CA932652A (en) | 1973-08-28 |
| RO63796A (fr) | 1978-11-15 |
| DE1953994B2 (de) | 1978-08-31 |
| DE1953994A1 (de) | 1970-05-21 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CL | Concession to grant licenses | ||
| ST | Notification of lapse |