US2932613A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Starting oxidation procedure
Assignee: STWB Inc
•
Filing: 1955-01-24
•
Granted: 1960-04-12
•
Expires: 1975-01-24
Abstract
No abstract record available.
Inventors
- 👤 Huesler Hans
- 👤 Eugene W Schoeffel
- 👤 Frederick J Zimmermann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:55
CPC Classifications
D; D21; D21C; D21C11/00; D21C11/12; D21C11/14; C; C02; C02F; C02F11/00; C02F11/06; C02F11/08; Y; Y10; Y10S; Y10S423/00; Y10S423/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
THE PROCESS FOR STARTING A FLAMELESS CONTINUOUS AUTOGENETIC OXYGENATING PROCESS, WHEREIN AN AQUEOUS DISPERSION OF COMBUSTIBLE MATERIAL HAVING A FUEL VALUE OF AT LEAST 3000 BRITISH THERMAL UNITS PER GALLON IS OXIDIZED, THE STEPS WHICH INCLUDE: HEATING FROM AN EXTERNAL SOURCE A REACTION ZONE TO A TEMPERATURE ABOVE ABOUT 280 DEGREES FAHRENHEIT BUT BELOW THAT AT WHICH SELF-SUSTAINING OXIDATION IS TO BE CONDUCTED, HEATING FROM AN EXTERNAL SOURCE A MIXTURE OF SAID AQUEOUS DISPERSION OF COMBUSTIBLE MATERIAL AND AIR TO A TEMPERATURE ABOVE ABOUT 280 DEGREES FAHRENHEIT BUT BELOW THAT AT WHICH SELF-SUSTAINING OXIDATION PROCEEDS, INTRODUCING SAID
Claim 2
Dependent Claim
97 words
THE PROCESS FOR STARTING A FLAMELESS CONTINUOUS AUTOGENETIC OXYGENATING PROCESS, WHEREIN AN AQUEOUS DISPERSION OF COMBUSTIBLE MATERIAL HAVING A FUEL VALUE OF AT LEAST 3000 BRITISH THERMAL UNITS PER GALLON IS OXIDIZED, THE STEPS WHICH INCLUDE: HEATING FROM AN EXTERNAL SOURCE A REACTION ZONE TO A TEMPERATURE ABOVE ABOUT 280 DEGREES FAHRENHEIT BUT BELOW THAT AT WHICH SELF-SUSTAINING OXIDATION IS TO BE CONDUCTED, HEATING FROM AN EXTERNAL SOURCE A MIXTURE OF SAID AQUEOUS DISPERSION OF COMBUSTIBLE MATERIAL AND AIR TO A TEMPERATURE ABOVE ABOUT 280 DEGREES FAHRENHEIT BUT BELOW THAT AT WHICH SELF-SUSTAINING OXIDATION PROCEEDS, INTRODUCING SAID
References Cited (Backward Citations)
US424756A
Cited
US2213052A
Cited
US2535730A
Cited
US2702235A
Cited
US2747552A
Cited
US2773026A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-12 | 1963-10-12 | 1964-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-12 | 1967-10-12 | 1968-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-12 | 1971-10-12 | 1972-04-12 | $7700.00 | Window Closed / Lapsed |