Patent US3034874A successfully refreshed from Google Patents.
US3034874A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blow torch fuel and method of burning same
Assignee: Reynolds Metals Co
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Filing: 1955-03-07
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Granted: 1962-05-15
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Expires: 1975-03-07
Abstract
No abstract record available.
Inventors
- 👤 Neal L Emmons
- 👤 John P Karpuk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:05
CPC Classifications
F; F23; F23D; F23D14/00; F23D14/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A NORMALLY LIQUID FUEL COMPOSITION FOR A BLOW TORCH CONSISTING OF ESSENTIALLY: A MIXTURE OF WATER AND A POWDERED EXOTHERMIC OXIDIZABLE METAL ABOVE BOTH THE FIRST SERIES IN AND THE FIRST GROUP OF THE PERIODIC SYSTEM AND HAVING A VALENCE RANGING FROM 2 TO 4, SAID METAL POWDER BEING PRESENT IN THE RATIO RANGE OF ABOUT 1:4 TO 1.8:1 PARTS BY WEIGHT METAL OF WATER.
Claim 2
Dependent Claim
65 words
A NORMALLY LIQUID FUEL COMPOSITION FOR A BLOW TORCH CONSISTING OF ESSENTIALLY: A MIXTURE OF WATER AND A POWDERED EXOTHERMIC OXIDIZABLE METAL ABOVE BOTH THE FIRST SERIES IN AND THE FIRST GROUP OF THE PERIODIC SYSTEM AND HAVING A VALENCE RANGING FROM 2 TO 4, SAID METAL POWDER BEING PRESENT IN THE RATIO RANGE OF ABOUT 1:4 TO 1.8:1 PARTS BY WEIGHT METAL OF WATER.
References Cited (Backward Citations)
US1506323A
Cited
AU1352633A
Cited
US2603557A
Cited
US2632721A
Cited
US2620312A
Cited
US2711979A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-14 | 1965-11-13 | 1966-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-14 | 1969-11-13 | 1970-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-14 | 1973-11-13 | 1974-05-15 | $7700.00 | Window Closed / Lapsed |