US2750002A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for chlorine recovery
Assignee: Occidental Chemical Corp
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Filing: 1953-11-24
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Granted: 1956-06-12
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Expires: 1973-11-24
Abstract
No abstract record available.
Inventors
- 👤 Hooker Thomas
- 👤 Robert H Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:25
CPC Classifications
B; B01; B01D; B01D53/00; B01D53/34; B01D53/46; B01D53/68; C; C01; C01B; C01B7/00; C01B7/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A METHOD FOR THE RECOVERY OF CHLORINE GAS FROM GASEOUS MIXTURES CONTAINING CHLORINE AND CARBON DIOXIDE WHICH COMPRISES: PASSING SUCH GASEOUS MIXTURE INTO CONTACT WITH WATER MAINTAINED AT A TEMPERATURE ABOVE 10 DEGREES AND BELOW 100 DEGREES CENTRIGRADE IN AN ABSORPTION SYSTEM; MAINTAINING THE PARTIAL PRESSURE OF THE CARBON DIOXIDE IN THE ABSORPTION SYSTEM BELOW 1.5 ATMOSPHERES ABSOLUTE; ABSORBING INTO WATER AT A SUPER-ATMOSPHERIC
Claim 2
Independent Claim
64 words
A METHOD FOR THE RECOVERY OF CHLORINE GAS FROM GASEOUS MIXTURES CONTAINING CHLORINE AND CARBON DIOXIDE WHICH COMPRISES: PASSING SUCH GASEOUS MIXTURE INTO CONTACT WITH WATER MAINTAINED AT A TEMPERATURE ABOVE 10 DEGREES AND BELOW 100 DEGREES CENTRIGRADE IN AN ABSORPTION SYSTEM; MAINTAINING THE PARTIAL PRESSURE OF THE CARBON DIOXIDE IN THE ABSORPTION SYSTEM BELOW 1.5 ATMOSPHERES ABSOLUTE; ABSORBING INTO WATER AT A SUPER-ATMOSPHERIC
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-12 | 1959-12-12 | 1960-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-12 | 1963-12-12 | 1964-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-12 | 1967-12-12 | 1968-06-12 | $7700.00 | Window Closed / Lapsed |