Patent US2755240A successfully refreshed from Google Patents.
US2755240A
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Electrolysis of titanium tetrachloride to produce titanium
Assignee: Shawinigan Water and Power Co
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Filing: 1953-11-02
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Granted: 1956-07-17
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Expires: 1973-11-02
Abstract
No abstract record available.
Inventors
- 👤 William M Normore
- 👤 Scobie Alexander Gordon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:47
CPC Classifications
C; C25; C25C; C25C3/00; C25C3/26; C25C3/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
IN THE ELECTROLYSIS OF TITANIUM TETRACHLORIDE IN FUSED SALT BATHS CONSISTING ESSENTIALLY OF AT LEAST ONE CHLORIDE SALT OF THE GROUP CONSISTING OF ALKALI METAL CHLORIDES AND ALKALINE EARTH METAL CHLORIDES, THE METHOD OF PREVENTING POLARIZATION BY MAINTAINING IN THE FUSED SALT BATH A PROPORTION OF A FLUORIDE SALT TO PROVIDE BETWEEN 0.02% AND 0.10% BY WEIGHT OF COMBINED FLUORINE IN THE FUSED SALT BATH.
Claim 2
Dependent Claim
65 words
IN THE ELECTROLYSIS OF TITANIUM TETRACHLORIDE IN FUSED SALT BATHS CONSISTING ESSENTIALLY OF AT LEAST ONE CHLORIDE SALT OF THE GROUP CONSISTING OF ALKALI METAL CHLORIDES AND ALKALINE EARTH METAL CHLORIDES, THE METHOD OF PREVENTING POLARIZATION BY MAINTAINING IN THE FUSED SALT BATH A PROPORTION OF A FLUORIDE SALT TO PROVIDE BETWEEN 0.02% AND 0.10% BY WEIGHT OF COMBINED FLUORINE IN THE FUSED SALT BATH.
References Cited (Backward Citations)
GB682919A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-17 | 1960-01-16 | 1960-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-17 | 1964-01-16 | 1964-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-17 | 1968-01-16 | 1968-07-17 | $7700.00 | Window Closed / Lapsed |