ZA935163B - Separation of tetrafluoroethane isomers - Google Patents
Separation of tetrafluoroethane isomersInfo
- Publication number
- ZA935163B ZA935163B ZA935163A ZA935163A ZA935163B ZA 935163 B ZA935163 B ZA 935163B ZA 935163 A ZA935163 A ZA 935163A ZA 935163 A ZA935163 A ZA 935163A ZA 935163 B ZA935163 B ZA 935163B
- Authority
- ZA
- South Africa
- Prior art keywords
- separation
- tetrafluoroethane isomers
- tetrafluoroethane
- isomers
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
- C07C17/389—Separation; Purification; Stabilisation; Use of additives by adsorption on solids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US1992/005851 WO1994002440A1 (en) | 1992-07-17 | 1992-07-17 | Separation of tetrafluoroethane isomers |
| CA002140292A CA2140292A1 (en) | 1992-07-17 | 1992-07-17 | Separation of tetrafluoroethane isomers |
| BR9207152A BR9207152A (en) | 1992-07-17 | 1992-07-17 | Separation processes of a mixture of CHF2CHF2 and CF2 and CF3CH2F and process for the production of C2H2F4 by C2CI2F4 hydrogenolysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA935163B true ZA935163B (en) | 1995-01-16 |
Family
ID=27160069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA935163A ZA935163B (en) | 1992-07-17 | 1993-07-16 | Separation of tetrafluoroethane isomers |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0649398A1 (en) |
| JP (1) | JPH07508994A (en) |
| CN (1) | CN1088903A (en) |
| AU (1) | AU663515B2 (en) |
| BR (1) | BR9207152A (en) |
| CA (1) | CA2140292A1 (en) |
| WO (1) | WO1994002440A1 (en) |
| ZA (1) | ZA935163B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5750808A (en) * | 1995-07-11 | 1998-05-12 | E. I. Du Pont De Nemours And Company | Dehydrohalogenation processes |
| JP5427483B2 (en) | 2009-06-19 | 2014-02-26 | 株式会社化研 | Concentration, elution recovery method, and system of radiotechnetium as a raw material for radiopharmaceuticals and their labeled compounds |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1578933A (en) * | 1977-05-24 | 1980-11-12 | Ici Ltd | Manufacture of halogenated hydrocarbons |
| US4906796A (en) * | 1989-03-08 | 1990-03-06 | Allied Signal Inc. | Process for purifying 1,1,1,2-tetrafluoroethane |
| CA2004709A1 (en) * | 1989-03-23 | 1990-09-23 | Stephen F. Yates | Process for purifying 1,1,1,2-tetrafluoroethane |
| US5087778A (en) * | 1990-04-10 | 1992-02-11 | Allied-Signal Inc. | Regeneration of zeolites used for purifying 1,1,1,2-tetrafluoroethane |
-
1992
- 1992-07-17 BR BR9207152A patent/BR9207152A/en not_active Application Discontinuation
- 1992-07-17 WO PCT/US1992/005851 patent/WO1994002440A1/en not_active Application Discontinuation
- 1992-07-17 JP JP6503976A patent/JPH07508994A/en active Pending
- 1992-07-17 AU AU23778/92A patent/AU663515B2/en not_active Ceased
- 1992-07-17 CA CA002140292A patent/CA2140292A1/en not_active Abandoned
- 1992-07-17 EP EP92916561A patent/EP0649398A1/en not_active Withdrawn
-
1993
- 1993-07-16 ZA ZA935163A patent/ZA935163B/en unknown
- 1993-07-17 CN CN93108891A patent/CN1088903A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07508994A (en) | 1995-10-05 |
| EP0649398A1 (en) | 1995-04-26 |
| AU663515B2 (en) | 1995-10-12 |
| WO1994002440A1 (en) | 1994-02-03 |
| BR9207152A (en) | 1995-12-12 |
| AU2377892A (en) | 1994-02-14 |
| CN1088903A (en) | 1994-07-06 |
| CA2140292A1 (en) | 1994-02-03 |
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