Patent US2647627A successfully refreshed from Google Patents.
Patent US2815277A successfully refreshed from Google Patents.
US2815277A
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Method for removing sodium oxide from liquid sodium
Assignee: Individual
•
Filing: 1955-12-29
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Granted: 1957-12-03
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Expires: 1975-12-29
Abstract
No abstract record available.
Inventors
- 👤 Warren H Bruggeman
- 👤 Bertram G Voorhees
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:02
CPC Classifications
C; C22; C22B; C22B26/00; C22B26/10; B; B01; B01D; B01D29/00; B01D29/11; G; G21; G21C; G21C15/00; G21C15/28; G21C19/00; G21C19/28; G21C19/30; G21C19/307; G21C19/31; G21C19/313; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
THE METHOD OF CONTINUOUSLY REMOVING SODIUM OXIDE FROM A SYSTEM CONTAINING HIGH TEMPERATURE LIQUID SODIUM THAT COMPRISES COOLING A STREAM OF SODIUM TO A TEMPERATURE AT WHICH THE SOLUBILITY OF SODIUM OXIDE IN SODIUM IS SUBSTANTIALLY DECREASED, CONTACTING THE STREAM WITH STAINLESS STEEL WOOL, MAINTAINING THE STREAM IN CONTACT WITH THE WOOL UNTIL SODIUM OXIDE IS REMOVED BY CRYSTAL GROWTH ON THE WOOL, REHEATING AND RETURNING IT TO THE SYSTEM.
Claim 2
Independent Claim
70 words
THE METHOD OF CONTINUOUSLY REMOVING SODIUM OXIDE FROM A SYSTEM CONTAINING HIGH TEMPERATURE LIQUID SODIUM THAT COMPRISES COOLING A STREAM OF SODIUM TO A TEMPERATURE AT WHICH THE SOLUBILITY OF SODIUM OXIDE IN SODIUM IS SUBSTANTIALLY DECREASED, CONTACTING THE STREAM WITH STAINLESS STEEL WOOL, MAINTAINING THE STREAM IN CONTACT WITH THE WOOL UNTIL SODIUM OXIDE IS REMOVED BY CRYSTAL GROWTH ON THE WOOL, REHEATING AND RETURNING IT TO THE SYSTEM.
References Cited (Backward Citations)
US1937757A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-02 | 1961-06-03 | 1961-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-02 | 1965-06-03 | 1965-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-02 | 1969-06-03 | 1969-12-03 | $7700.00 | Window Closed / Lapsed |