US2773023A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Removal of oxygen from metals
Assignee: Horizons Titanium Corp
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Filing: 1954-04-26
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Granted: 1956-12-04
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Expires: 1974-04-26
Abstract
No abstract record available.
Inventors
- 👤 Bertram C Raynes
- 👤 Merle E Sibert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:58
CPC Classifications
C; C25; C25F; C25F1/00; C25F1/02; C25F1/12; C25F1/16; C25C; C25C3/00; C25C3/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
THE METHOD OF REMOVING OXYGEN FROM OXYGEN-CONTAINING METALS OF THE GROUP CONSISTING OF TITANIUM AND ZIRCONIUM WHICH COMPRISES ANODICALLY ELECTROLYZING SAID OXYGEN-CONTAINING METAL AT A CELL VOLTAGE BELOW ABOUT 2 VOLTS IN A FUSED HALIDE SALT ELECTROLYTE CONTAINING CARRIER IONS OF SAID METAL, CONTINUING THE ELECTROLYSIS UNTIL A SUBSTANTIAL PORTION OF THE OXYGEN CONTENT OF THE ANODIC METAL HAS BEEN TRANSPORTED TO THE CATHODE AND HAS THEREBY BEEN REMOVED FROM THE ANODIC METAL, AND RECOVERING THE RESULTING DEOXIDIZED ANODIC METAL.
Claim 2
Independent Claim
80 words
THE METHOD OF REMOVING OXYGEN FROM OXYGEN-CONTAINING METALS OF THE GROUP CONSISTING OF TITANIUM AND ZIRCONIUM WHICH COMPRISES ANODICALLY ELECTROLYZING SAID OXYGEN-CONTAINING METAL AT A CELL VOLTAGE BELOW ABOUT 2 VOLTS IN A FUSED HALIDE SALT ELECTROLYTE CONTAINING CARRIER IONS OF SAID METAL, CONTINUING THE ELECTROLYSIS UNTIL A SUBSTANTIAL PORTION OF THE OXYGEN CONTENT OF THE ANODIC METAL HAS BEEN TRANSPORTED TO THE CATHODE AND HAS THEREBY BEEN REMOVED FROM THE ANODIC METAL, AND RECOVERING THE RESULTING DEOXIDIZED ANODIC METAL.
References Cited (Backward Citations)
US1933319A
Cited
GB554829A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-04 | 1960-06-04 | 1960-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-04 | 1964-06-04 | 1964-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-04 | 1968-06-04 | 1968-12-04 | $7700.00 | Window Closed / Lapsed |