Patent US3094445A successfully refreshed from Google Patents.
US3094445A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of generating heat and light
Assignee: Dow Chemical Co
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Filing: 1959-09-25
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Granted: 1963-06-18
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Expires: 1979-09-25
Abstract
No abstract record available.
Inventors
- 👤 Robert S Busk
- 👤 Donald L Leman
- 👤 Martin A Molnar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:43
CPC Classifications
F; F21; F21K; F21K5/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
123 words
IN THE HEAT AND LIGHT GENERATING COMBUSTION OF A MAGNESIUM METAL, THE IMPROVEMENT WHICH CONSISTS IN EMPOLYING AS THE COMBUSTIBLE MATERIAL A RIGID SOLID CONSISTING ESSENTIALLY OF AN INTIMATE ADMIXTURE CONSISTING OF 0.5 TO 20 PERCENT BY WEIGHT OF A PARTICULATED SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF OXIDES, CARBONATES AND BASIC CARBONATES OF MAGNESIUM, CADMINUM AND THE ALKALINE EARTH METALS, THE BALANCE PARTICULATED MAGNESIUM METAL, SAID COMBUSTIBLE MATERIAL HAVING THE FORM OF AN EXTRUD PREPARED BY DIE EXPRESSING SAID ADMIXTURE AT A TEMPERATURE IN THE RANGE OF 300 TO 850*F. WHEREBY THE MAGNESIUM METAL PARTICLES UNDEGO A WELDING TOGETHER DURING DIE EXPRESSION, BUT BELOW THE TEMPERATURE AT WHICH THE SUB STANCE FROM A FLUID, THEREBY TO AVOID DRIPPING MOLTEN METAL DURING COMBUSTION.
References Cited (Backward Citations)
US1320514A
Cited
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Cited
GB190427268A
Cited
US1925641A
Cited
US1974015A
Cited
US2530489A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-17 | 1966-12-17 | 1967-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-17 | 1970-12-17 | 1971-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-17 | 1974-12-17 | 1975-06-18 | $7700.00 | Window Closed / Lapsed |