US3595614A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Amalgam decomposition
Assignee: Olin Corp
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Filing: 1969-11-21
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Granted: 1971-07-27
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Expires: 1989-11-21
Abstract
Abstract A METHOD OF DECOMPOSING AN ALKALI METAL AMALGAM BY CONTACTING IT WITH WATER AND GRAPHITE BALLS HAVING A PORTION OF THEIR SURFACE COATED WITH AN UNDERLYING FERROUS METAL AND AN OVERLYING NON-FERROUS, AMALGAM-RESISTANT METAL. THE DECOMPOSITION REACTION PRODUCES HYDROGEN, AN ALKALI METAL HYDROXIDE WITH A CONCENTRATION ABOVE 50% BY WEIGHT, AND MERCURY IN WHICH THE SODIUM CONTENT IS REDUCED TO LESS THAN 0.01 PERCENT.
Inventors
- 👤 James M Ford
- 👤 Walter J Sakowski
- 👤 Richard W Ralston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:01
CPC Classifications
C; C25; C25B; C25B1/00; C25B1/01; C25B1/34; C25B1/36; C25B1/42; C25B1/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-07-26 | 1975-01-25 | 1975-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-26 | 1979-01-25 | 1979-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-26 | 1983-01-25 | 1983-07-27 | $7700.00 | Window Closed / Lapsed |