IT968398B - PROCEDURE FOR ANHYDRIFYING GAS IN PHOSGENATION REACTIONS - Google Patents
PROCEDURE FOR ANHYDRIFYING GAS IN PHOSGENATION REACTIONSInfo
- Publication number
- IT968398B IT968398B IT7226466A IT2646672A IT968398B IT 968398 B IT968398 B IT 968398B IT 7226466 A IT7226466 A IT 7226466A IT 2646672 A IT2646672 A IT 2646672A IT 968398 B IT968398 B IT 968398B
- Authority
- IT
- Italy
- Prior art keywords
- anhydrifying
- procedure
- gas
- phosgenation reactions
- phosgenation
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/263—Drying gases or vapours by absorption
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/70—Compounds containing carbon and sulfur, e.g. thiophosgene
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/80—Phosgene
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C68/00—Preparation of esters of carbonic or haloformic acids
- C07C68/02—Preparation of esters of carbonic or haloformic acids from phosgene or haloformates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Drying Of Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3141671A GB1397546A (en) | 1971-07-05 | 1971-07-05 | Drying process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT968398B true IT968398B (en) | 1974-03-20 |
Family
ID=10322794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT7226466A IT968398B (en) | 1971-07-05 | 1972-06-30 | PROCEDURE FOR ANHYDRIFYING GAS IN PHOSGENATION REACTIONS |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE785638A (en) |
| DE (1) | DE2233036A1 (en) |
| FR (1) | FR2144759B3 (en) |
| GB (1) | GB1397546A (en) |
| IT (1) | IT968398B (en) |
| NL (1) | NL7209380A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6787678B1 (en) * | 2003-12-11 | 2004-09-07 | Honeywell International Inc. | Method of removing water from hydrofluorocarbon manufacturing processes |
-
1971
- 1971-07-05 GB GB3141671A patent/GB1397546A/en not_active Expired
-
1972
- 1972-06-29 BE BE785638A patent/BE785638A/en unknown
- 1972-06-30 IT IT7226466A patent/IT968398B/en active
- 1972-07-04 FR FR7224119A patent/FR2144759B3/fr not_active Expired
- 1972-07-05 DE DE2233036A patent/DE2233036A1/en active Pending
- 1972-07-05 NL NL7209380A patent/NL7209380A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1397546A (en) | 1975-06-11 |
| DE2233036A1 (en) | 1973-01-25 |
| NL7209380A (en) | 1973-01-09 |
| BE785638A (en) | 1972-12-29 |
| FR2144759A1 (en) | 1973-02-16 |
| FR2144759B3 (en) | 1975-08-29 |
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