Patent US3104996A successfully refreshed from Google Patents.
US3104996A
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Exothermic alloying composition for addition to molten steel
Assignee: Foseco International Ltd
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Filing: 1959-11-09
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Granted: 1963-09-24
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Expires: 1979-11-09
Abstract
No abstract record available.
Inventors
- 👤 Boddey Ronald Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:01
CPC Classifications
C; C22; C22C; C22C33/00; C22C33/003; C21; C21C; C21C7/00; C21C7/005; C22B; C22B5/00; C22B5/02; C22B5/04; C22B5/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
AN ALLOYING COMPOSITION FOR ADDITION TO MOLTEN STEEL CONSISTING ESSENTIALLY OF FERRO ALLOY AND AN EXOTHERMIC MIXTURE CONSISTING ESSENTIALLY OF A REDUCING AGENT SELECTED FROM THE GROUP CONSISTING OF ALUMINUM MAGNESIUM, SILICON, FERROSILICON AND MIXTURES THEREOF, AN OXIDIZING AGENT SELCTED FROM THE GROUP CONSISTING OF ALKALI METAL NITRATES AND ALKALI METAL CHLORATES AND MIXTUES THEREOF, AND A FLUORIDE SELECTED FROM THE GROUP CONSISTING OF ALUMINUM FLUORIDE AND MAGNESIUM FLUORIDE AND MIXTUES THEEOF, THE PROPORTION OF SAID FLUORIDE BEING 0.1 TO 20z OF THE SAID COMPOSITION.
Claim 2
Dependent Claim
85 words
AN ALLOYING COMPOSITION FOR ADDITION TO MOLTEN STEEL CONSISTING ESSENTIALLY OF FERRO ALLOY AND AN EXOTHERMIC MIXTURE CONSISTING ESSENTIALLY OF A REDUCING AGENT SELECTED FROM THE GROUP CONSISTING OF ALUMINUM MAGNESIUM, SILICON, FERROSILICON AND MIXTURES THEREOF, AN OXIDIZING AGENT SELCTED FROM THE GROUP CONSISTING OF ALKALI METAL NITRATES AND ALKALI METAL CHLORATES AND MIXTUES THEREOF, AND A FLUORIDE SELECTED FROM THE GROUP CONSISTING OF ALUMINUM FLUORIDE AND MAGNESIUM FLUORIDE AND MIXTUES THEEOF, THE PROPORTION OF SAID FLUORIDE BEING 0.1 TO 20z OF THE SAID COMPOSITION.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |