US2665249A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Waste disposal
Assignee: STWB Inc
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Filing: 1950-03-27
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Granted: 1954-01-05
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Expires: 1970-03-27
Abstract
No abstract record available.
Inventors
- 👤 Frederick J Zimmermann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:21
CPC Classifications
F; F01; F01K; F01K3/00; F01K3/18; F01K3/188; C; C02; C02F; C02F11/00; C02F11/06; C02F11/08; D; D21; D21C; D21C11/00; D21C11/12; D21C11/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
THE METHOD WHICH INCLUDES: INTRODUCING A GAS CONTAINING FREE OXYGEN AND A LIQUID AQUEOUS CARBONACEOUS WASTE LIQUOR, IN A RATIO OF AT LEAST ABOUT ONE MOLECULE OF OXYGEN IN SAID GAS PER ATOM OF CARBON IN SAID LIQUOR, INTO A REACTION ZONE MAINTAINED UNDER THE VAPOR PRESSURE OF THE REACTION MIXTURE AT A TEMPERATURE BETWEEN AT LEAST 450 DEGREES FAHRENHEIT AND THE CRITICAL TEMPERATURE OF WATER.
Claim 2
Independent Claim
66 words
THE METHOD WHICH INCLUDES: INTRODUCING A GAS CONTAINING FREE OXYGEN AND A LIQUID AQUEOUS CARBONACEOUS WASTE LIQUOR, IN A RATIO OF AT LEAST ABOUT ONE MOLECULE OF OXYGEN IN SAID GAS PER ATOM OF CARBON IN SAID LIQUOR, INTO A REACTION ZONE MAINTAINED UNDER THE VAPOR PRESSURE OF THE REACTION MIXTURE AT A TEMPERATURE BETWEEN AT LEAST 450 DEGREES FAHRENHEIT AND THE CRITICAL TEMPERATURE OF 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) | 1957-01-04 | 1957-07-06 | 1958-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-04 | 1961-07-06 | 1962-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-04 | 1965-07-06 | 1966-01-05 | $7700.00 | Window Closed / Lapsed |