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US2823766A
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Gas removal with a carbon-water slurry
Assignee: Escambia Chemical Corp
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Filing: 1957-06-11
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Granted: 1958-02-18
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Expires: 1977-06-11
Abstract
No abstract record available.
Inventors
- 👤 Maslan Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:55
CPC Classifications
C; C07; C07C; C07C7/00; C07C7/12; B; B01; B01D; B01D53/00; B01D53/02; B01D53/06; B01D53/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
A PROCESS FOR THE SEPARATION OF GASES WHICH CAN BEADSORBED ON CHARCOAL FROM GASES SOLUBLE IN WATER FROM A GASEOUS MIXTURE CONTAINING THE SAME WHICH COMPRISES CONTACTING SAID GASEOUS MIXTURE WITH A SLURRY OF WATER AND ACTIVATED CHARCOAL, MAINTAINED UNDER PRESSURE, SEPARATING THE WATER AND THE CHARCOAL, AND RECOVERING THE GASES ADSORBED ON SAID CHARCOAL AND THE GASES ADSORBED IN SAID WATER.
Claim 2
Dependent Claim
62 words
A PROCESS FOR THE SEPARATION OF GASES WHICH CAN BEADSORBED ON CHARCOAL FROM GASES SOLUBLE IN WATER FROM A GASEOUS MIXTURE CONTAINING THE SAME WHICH COMPRISES CONTACTING SAID GASEOUS MIXTURE WITH A SLURRY OF WATER AND ACTIVATED CHARCOAL, MAINTAINED UNDER PRESSURE, SEPARATING THE WATER AND THE CHARCOAL, AND RECOVERING THE GASES ADSORBED ON SAID CHARCOAL AND THE GASES ADSORBED IN SAID WATER.
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) | 1961-02-17 | 1961-08-19 | 1962-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-17 | 1965-08-19 | 1966-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-17 | 1969-08-19 | 1970-02-18 | $7700.00 | Window Closed / Lapsed |