US3029575A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chlorine separation process
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1958-11-03
•
Granted: 1962-04-17
•
Expires: 1978-11-03
Abstract
No abstract record available.
Inventors
- 👤 Eng Jackson
- 👤 Roger M Butler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:31
CPC Classifications
C; C01; C01B; C01B7/00; C01B7/09; C01B7/096; C01B23/00; C01B7/01; C01B7/07; C01B7/0743
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
AN IMPROVED PROCESS FOR RECOVERING A HALOGEN FROM A MIXTURE, SAID MIXTURE CONSISTING ESSENTIALLY OF SAID HALOGEN AND AT LEAST ONE OF THE GASES SELECTED FROM THE GROUP CONSISTING OF OXYGEN, NOTROGEN, HYDROGEN, AND MONATOMIC GASES WHICH COMPRISES PASSING A VAPORIZED STREAM OF SAID MIXTURE INTO AN ADSORPTION ZONE, CONTACTING SAID MIXTURE WITH A CRYSTLLINE METALLIC ALUMINOSILICATE ZEOLITE HAVING UNIFORM PORE OPENINGS FROM 4 TO 13 ANGSTROM UNITS, SELECTIVELY ADSORBING SAID HALOGEN WHILE WITHDRAWING UNADSORBED CONTAMINANTS, AND THEREAFTER RECOVERING PURIFIED HALOGEN FROM SAID ZONE.
Claim 2
Dependent Claim
84 words
AN IMPROVED PROCESS FOR RECOVERING A HALOGEN FROM A MIXTURE, SAID MIXTURE CONSISTING ESSENTIALLY OF SAID HALOGEN AND AT LEAST ONE OF THE GASES SELECTED FROM THE GROUP CONSISTING OF OXYGEN, NOTROGEN, HYDROGEN, AND MONATOMIC GASES WHICH COMPRISES PASSING A VAPORIZED STREAM OF SAID MIXTURE INTO AN ADSORPTION ZONE, CONTACTING SAID MIXTURE WITH A CRYSTLLINE METALLIC ALUMINOSILICATE ZEOLITE HAVING UNIFORM PORE OPENINGS FROM 4 TO 13 ANGSTROM UNITS, SELECTIVELY ADSORBING SAID HALOGEN WHILE WITHDRAWING UNADSORBED CONTAMINANTS, AND THEREAFTER RECOVERING PURIFIED HALOGEN FROM SAID ZONE.
References Cited (Backward Citations)
US1617305A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-16 | 1965-10-16 | 1966-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-16 | 1969-10-16 | 1970-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-16 | 1973-10-16 | 1974-04-17 | $7700.00 | Window Closed / Lapsed |