Patent US2986456A successfully refreshed from Google Patents.
US2986456A
Expired / Lapsed
US
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Liquid hydrocarbon fuel containing powdered coal, metal, and catalyst
Assignee: Commonwealth Engineering Company of Ohio
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Filing: 1954-08-20
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Granted: 1961-05-30
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Expires: 1974-08-20
Abstract
No abstract record available.
Inventors
- 👤 Jr Harry A Toulmin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:10
CPC Classifications
C; C06; C06B; C06B27/00; Y; Y10; Y10S; Y10S149/00; Y10S149/11; Y10S149/113; Y10S149/114
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A RAPID BURNING FUEL COMPOSITION WHICH IS ADAPTED TO BE ADMIXED WITH OXYGEN AND BURNED, CONSISTING ESSENTIALLY OF THE FOLLOWING CONSTITUENTS BY WEIGHT-5 PARTS OF POWDERED COAL, 20 PARTS OF POWDERED METAL, 0.1 TO 5% OF ALUMINUM STEARATE BASED ON THE FUEL SOLIDS, 0.5 TO 2% OF BENZYL PEROXIDE BASED ON THE FUEL SOLIDS, AND 100 PARTS OF VOLATILE LIQUID HYDROCARBON.
Claim 2
Dependent Claim
61 words
A RAPID BURNING FUEL COMPOSITION WHICH IS ADAPTED TO BE ADMIXED WITH OXYGEN AND BURNED, CONSISTING ESSENTIALLY OF THE FOLLOWING CONSTITUENTS BY WEIGHT-5 PARTS OF POWDERED COAL, 20 PARTS OF POWDERED METAL, 0.1 TO 5% OF ALUMINUM STEARATE BASED ON THE FUEL SOLIDS, 0.5 TO 2% OF BENZYL PEROXIDE BASED ON THE FUEL SOLIDS, AND 100 PARTS OF VOLATILE LIQUID HYDROCARBON.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-29 | 1964-11-28 | 1965-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-29 | 1968-11-28 | 1969-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-29 | 1972-11-28 | 1973-05-30 | $7700.00 | Window Closed / Lapsed |