US2540960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic cell
Assignee: Individual
•
Filing: 1946-06-03
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Granted: 1951-02-06
•
Expires: 1966-06-03
Abstract
No abstract record available.
Inventors
- 👤 Sidney G Osborne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:34
CPC Classifications
C; C25; C25B; C25B9/00; C25B9/17; C25B9/19; C25B9/21
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
206 words
AN ELECTROLYTIC CELL FOR PRODUCTION OF HYDROGEN AND FLUORINE FROM A MOLTEN, SUBSTANTIALLY ANHYDROUS ELECTROLYTE CONSISTING OF HYDROGE FLUORIDE ABSORBED IN ALKALI METAL FLUORIDE WHICH COMPRISING A TANK, A GAS AND LIQUID RETAINING FIRST COVER THEREOF HAVING AN OPENING THEREIN COM-MUNICATING WITH A WELL WITHIN THE TANK, A WELL COVER, MAKING A GAS-TIGHT CLOSURE WITH SAID OPENING, A PLURALITY OF PARALLEL FLAT ANODIC ELECTRODES REMOVABLY SUSPENDED FROM SAID WELL COVER WITHIN SAID WELL, A FRAME RELEASABLY AFFIXED WITHIN THE WELL AND ENCOMPASSING THE UPPER PORTIONS OF SAID ANODIC ELECTRODES, SAID FRAME HAVING WOVEN WIRE DIAPHRAGMS SUSPENDED THEREFROM SURROUNDING AND DEPENDING BELOW SAID ANODIC ELECTRODES, A PLURALITY OF PARALLEL FLAT CATHODIC ELECTRODES SPACED FROM AND ALTERNATING WITH SAID ANODIC ELECTRODES AND SEPARATED THEREFROM BY SAID DIAPHRAGMS, ELECTRICAL CONDUCTORS EXTENDING THROUGH SAID WELL COVER AND CONDUCTIVELY CONNECTED TO AND SUPPORTING SAID ANODIC ELECTRODES, ELECTRICAL CONDUCTORS EXTENDING THROUGH SAID FIRST COVER AND CONDUCTIVELY CONNECTED TO AND SUPPORTING SAID CATHODIC ELECTRODES, MEANS FOR INSULATING SAID CONDUCTORS FROM SAID COVERS AND FORMING GAS-IDD TIGHT CLOSURES BETWEEN SAID CONDUCTORS AND SAID COVERS, AND MEANS FOR COLLECTING THE GASES EVOLVED UPON SAID ANODIC AND CATHODIC ELECTRODES RESPECTIVELY IN SEPARATE CHAMBERS, SAID TANK HAVING OUTLEST THEREIN FOR SEPARATELY DELIVERING SAID GASES FROM SAID CHAMBERS.
Claim 2
Dependent Claim
206 words
AN ELECTROLYTIC CELL FOR PRODUCTION OF HYDROGEN AND FLUORINE FROM A MOLTEN, SUBSTANTIALLY ANHYDROUS ELECTROLYTE CONSISTING OF HYDROGE FLUORIDE ABSORBED IN ALKALI METAL FLUORIDE WHICH COMPRISING A TANK, A GAS AND LIQUID RETAINING FIRST COVER THEREOF HAVING AN OPENING THEREIN COM-MUNICATING WITH A WELL WITHIN THE TANK, A WELL COVER, MAKING A GAS-TIGHT CLOSURE WITH SAID OPENING, A PLURALITY OF PARALLEL FLAT ANODIC ELECTRODES REMOVABLY SUSPENDED FROM SAID WELL COVER WITHIN SAID WELL, A FRAME RELEASABLY AFFIXED WITHIN THE WELL AND ENCOMPASSING THE UPPER PORTIONS OF SAID ANODIC ELECTRODES, SAID FRAME HAVING WOVEN WIRE DIAPHRAGMS SUSPENDED THEREFROM SURROUNDING AND DEPENDING BELOW SAID ANODIC ELECTRODES, A PLURALITY OF PARALLEL FLAT CATHODIC ELECTRODES SPACED FROM AND ALTERNATING WITH SAID ANODIC ELECTRODES AND SEPARATED THEREFROM BY SAID DIAPHRAGMS, ELECTRICAL CONDUCTORS EXTENDING THROUGH SAID WELL COVER AND CONDUCTIVELY CONNECTED TO AND SUPPORTING SAID ANODIC ELECTRODES, ELECTRICAL CONDUCTORS EXTENDING THROUGH SAID FIRST COVER AND CONDUCTIVELY CONNECTED TO AND SUPPORTING SAID CATHODIC ELECTRODES, MEANS FOR INSULATING SAID CONDUCTORS FROM SAID COVERS AND FORMING GAS-IDD TIGHT CLOSURES BETWEEN SAID CONDUCTORS AND SAID COVERS, AND MEANS FOR COLLECTING THE GASES EVOLVED UPON SAID ANODIC AND CATHODIC ELECTRODES RESPECTIVELY IN SEPARATE CHAMBERS, SAID TANK HAVING OUTLEST THEREIN FOR SEPARATELY DELIVERING SAID GASES FROM SAID CHAMBERS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-05 | 1954-08-07 | 1955-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-05 | 1958-08-07 | 1959-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-05 | 1962-08-07 | 1963-02-06 | $7700.00 | Window Closed / Lapsed |