US2880065A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for disposing of alkali metals
Assignee: MSA Safety Inc
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Filing: 1955-07-28
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Granted: 1959-03-31
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Expires: 1975-07-28
Abstract
No abstract record available.
Inventors
- 👤 Earle C King
- 👤 Jr Richard C Andrews
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 11:59
CPC Classifications
C; C01; C01D; C01D1/00; C01D1/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A METHOD OF DISPOSING OF ALKALI METAL WHICH COMPRISES DISCHARGING SAID METAL AT A TEMPERATURE OF ABOUT 350* F. UNDER PRESSURE OF AN INERT GAS UNDER THE SURFACE OF A LARGE BODY OF LIQUID CONSISTING ESSENTIALLY OF WATER WHICH IS OPENED TO THE ATMOSPHERE THROUGH A TURBULENT FLOW NOZZLE AT A VELOCITY HAVING A REYNOLDS NUMBER OF ABOUT 45,000, THUS INSURING COMPLETE AND CONTINUOUS REACTION WITH WATER AND ELIMINATING THE HAZARD OF HYDROGEN FIRES AND THE APPEARANCE OF ALKALI METAL OXIDE SMOKE ON THE SURFACE.
Claim 2
Independent Claim
85 words
A METHOD OF DISPOSING OF ALKALI METAL WHICH COMPRISES DISCHARGING SAID METAL AT A TEMPERATURE OF ABOUT 350* F. UNDER PRESSURE OF AN INERT GAS UNDER THE SURFACE OF A LARGE BODY OF LIQUID CONSISTING ESSENTIALLY OF WATER WHICH IS OPENED TO THE ATMOSPHERE THROUGH A TURBULENT FLOW NOZZLE AT A VELOCITY HAVING A REYNOLDS NUMBER OF ABOUT 45,000, THUS INSURING COMPLETE AND CONTINUOUS REACTION WITH WATER AND ELIMINATING THE HAZARD OF HYDROGEN FIRES AND THE APPEARANCE OF ALKALI METAL OXIDE SMOKE ON THE SURFACE.
References Cited (Backward Citations)
US2527443A
Cited
US2706890A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |