US2685500A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for generating sodium monoxide
Assignee: NAT DISTILLERS PROD CORP
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Filing: 1950-03-29
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Granted: 1954-08-03
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Expires: 1970-03-29
Abstract
No abstract record available.
Inventors
- 👤 Robert E Hulse
- 👤 David S Nantz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:59
CPC Classifications
C; C01; C01B; C01B15/00; C01B15/04; C01B15/043; C01B15/0435
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
IN THE PROCESS OF GENERATING PARTICLES OF SODIUM PEROXIDE BY THE SUCCESSIVE FORMATION OF A SUPERFICIAL LAYER OF SODIUM MONOXIDE FOLLOWED BY THE OXIDATION OF SUCH LAYER OF SODIUM MONOXIDE WITH OXYGEN TO SODIUM PEROXIDE, THE STEPS OF MIXING SODIUM WITH A LARGE AMOUNT BY WEIGHT OF SODIUM PEROXIDE AT A TEMPERATURE ABOVE THE MELTING POINT OF SODIUM AND BELOW THE TEMPERATURE OF REACTION BETWEEN SODIUM AND SODIUM PER OXIDE IN AN ATMOSPHERE SUBSTANTIALLY FREE FROM OXYGEN AND INERT WITH RESPECT TO SODIUM AND SODIUM PEROXIDE, THEREBY FORMING A FILM OF SODIUM UPON THE PARTICLES OF SODIUM PEROXIDE AND THEREAFTER, WHILE MAINTAINING THEREON AN ATMOSPHERE SUBSTANTIALLY FREE FROM OXYGEN AND INERT WITH RESPECT TO SODIUM AND SODIUM PEROXIDE, ELEVATING SAID SODIUM PEROXIDE CARRYING SAID SUPERFICIAL FILM OF METALLIC SODIUM TO A TEMPERATURE AT WHICH REACTION TAKES PLACE BETWEEN SAID SODIUM AND SAID SODIUM PEROXIDE, THEREBY FORMING A SUPERFICIAL LAYER OF SODIUM MONOXIDE UPON SAID PARTICLES OF SODIUM PEROXIDE.
Claim 2
Dependent Claim
158 words
IN THE PROCESS OF GENERATING PARTICLES OF SODIUM PEROXIDE BY THE SUCCESSIVE FORMATION OF A SUPERFICIAL LAYER OF SODIUM MONOXIDE FOLLOWED BY THE OXIDATION OF SUCH LAYER OF SODIUM MONOXIDE WITH OXYGEN TO SODIUM PEROXIDE, THE STEPS OF MIXING SODIUM WITH A LARGE AMOUNT BY WEIGHT OF SODIUM PEROXIDE AT A TEMPERATURE ABOVE THE MELTING POINT OF SODIUM AND BELOW THE TEMPERATURE OF REACTION BETWEEN SODIUM AND SODIUM PER OXIDE IN AN ATMOSPHERE SUBSTANTIALLY FREE FROM OXYGEN AND INERT WITH RESPECT TO SODIUM AND SODIUM PEROXIDE, THEREBY FORMING A FILM OF SODIUM UPON THE PARTICLES OF SODIUM PEROXIDE AND THEREAFTER, WHILE MAINTAINING THEREON AN ATMOSPHERE SUBSTANTIALLY FREE FROM OXYGEN AND INERT WITH RESPECT TO SODIUM AND SODIUM PEROXIDE, ELEVATING SAID SODIUM PEROXIDE CARRYING SAID SUPERFICIAL FILM OF METALLIC SODIUM TO A TEMPERATURE AT WHICH REACTION TAKES PLACE BETWEEN SAID SODIUM AND SAID SODIUM PEROXIDE, THEREBY FORMING A SUPERFICIAL LAYER OF SODIUM MONOXIDE UPON SAID PARTICLES OF SODIUM PEROXIDE.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-02 | 1958-02-01 | 1958-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-02 | 1962-02-01 | 1962-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-02 | 1966-02-01 | 1966-08-03 | $7700.00 | Window Closed / Lapsed |