US2551248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the decomposition of alkali amalgams
Assignee: Solvay SA
•
Filing: 1947-03-05
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Granted: 1951-05-01
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Expires: 1967-03-05
Abstract
No abstract record available.
Inventors
- 👤 Deprez Charles
- 👤 Basilewsky Alexis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:48
CPC Classifications
C; C25; C25B; C25B1/00; C25B1/01; C25B1/34; C25B1/36; C25B1/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
IN AN APPARATUS FOR THE DECOMPOSITION OF ALKALI AMALGAMS, THE COMBINATION WITH A RECEPTACLE FOR CONTAINING AN AQUEOUS SOLUTION OF ALKALI HYDROXIDE, OF A PLURALITY OF INCLINED PLATES OF AMALGAMABLE METAL ARRANGED IN SUPERPOSED SPACED RELATIONSHIP IN SAID RECEPTACLE, CATALYTIC NON-AMALGAMABLE GRIDS HAVING A SMOOTH SURFACE IN INTIMATE CONTACT WITH A PORTION OF THE SURFACE OF EACH OF SAID PLATES, SAID PLATES BEING ARRANGED IN A PLURALITY OF PARALLEL SERIES, WITH THE LOWER EDGE OF EACH PLATE OVERLYING THE HIGHER EDGE OF THE NEXT SUBJACENT PLATE, THE INCLINED PLATES IN EACH OF SAID SERIES BEING SPATIALLY DISPOSED IN SUCH MANNER THAT AMALGAM WILL FLOW IN A THIN LAYER SUCCESSIVELY OVER THE UPPER SURFACES OF SAID PLATES IN DOWNWARD PROGRESSION.
Claim 2
Dependent Claim
119 words
IN AN APPARATUS FOR THE DECOMPOSITION OF ALKALI AMALGAMS, THE COMBINATION WITH A RECEPTACLE FOR CONTAINING AN AQUEOUS SOLUTION OF ALKALI HYDROXIDE, OF A PLURALITY OF INCLINED PLATES OF AMALGAMABLE METAL ARRANGED IN SUPERPOSED SPACED RELATIONSHIP IN SAID RECEPTACLE, CATALYTIC NON-AMALGAMABLE GRIDS HAVING A SMOOTH SURFACE IN INTIMATE CONTACT WITH A PORTION OF THE SURFACE OF EACH OF SAID PLATES, SAID PLATES BEING ARRANGED IN A PLURALITY OF PARALLEL SERIES, WITH THE LOWER EDGE OF EACH PLATE OVERLYING THE HIGHER EDGE OF THE NEXT SUBJACENT PLATE, THE INCLINED PLATES IN EACH OF SAID SERIES BEING SPATIALLY DISPOSED IN SUCH MANNER THAT AMALGAM WILL FLOW IN A THIN LAYER SUCCESSIVELY OVER THE UPPER SURFACES OF SAID PLATES IN DOWNWARD PROGRESSION.
References Cited (Backward Citations)
US627193A
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US908545A
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US733643A
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US2232128A
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US2334354A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-30 | 1954-10-30 | 1955-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-30 | 1958-10-30 | 1959-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-30 | 1962-10-30 | 1963-05-01 | $7700.00 | Window Closed / Lapsed |