US3259532A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combustion system comprising sponge metal, liquid oxygen, and finely divided carbon
Assignee: Reynolds Metals Co
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Filing: 1963-07-24
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Granted: 1966-07-05
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Expires: 1983-07-24
Abstract
No abstract record available.
Inventors
- 👤 Reynolds William Gray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:29
CPC Classifications
C; C06; C06B; C06B47/00; C06B47/02; C06B47/06; C06B43/00; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12479
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A COMBUSTION SYSTEM COMPRISING A RIGID METAL SPONGE OF A COMBUSTIBLE METAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM AND MAGNESIUM CONTAINING DISTRIBUTED THROUGHOUT ITS INTERIOR A MULTIPLICITY OF DISCRETE INTERCONNECTING CELLS, SAID SPONGE HAVING INCORPORATED IN THE INTERSTICES THEREOF LIQUEFIED OXYGEN AND A FINELY DIVIDED CARBONACEOUS MATERIAL DISPERSED IN SAID LIQUEFIED OXYGEN, THE AMOUNT OF SAID CARBONACEOUS MATERIAL BEING FROM ABOUT 20% TO ABOUT 30% BY WEIGHT OF THE TOTAL WEIGHT OF SPONGE METAL, OXYGEN, AND CARBONACEOUS MATERIAL.
Claim 2
Dependent Claim
79 words
A COMBUSTION SYSTEM COMPRISING A RIGID METAL SPONGE OF A COMBUSTIBLE METAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM AND MAGNESIUM CONTAINING DISTRIBUTED THROUGHOUT ITS INTERIOR A MULTIPLICITY OF DISCRETE INTERCONNECTING CELLS, SAID SPONGE HAVING INCORPORATED IN THE INTERSTICES THEREOF LIQUEFIED OXYGEN AND A FINELY DIVIDED CARBONACEOUS MATERIAL DISPERSED IN SAID LIQUEFIED OXYGEN, THE AMOUNT OF SAID CARBONACEOUS MATERIAL BEING FROM ABOUT 20% TO ABOUT 30% BY WEIGHT OF THE TOTAL WEIGHT OF SPONGE METAL, OXYGEN, AND CARBONACEOUS MATERIAL.
References Cited (Backward Citations)
US1397826A
Cited
US3111439A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |