Patent US2920022A successfully refreshed from Google Patents.
US2920022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of titanium-manganese alloys
Assignee: Chicago Dev Corp
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Filing: 1958-01-15
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Granted: 1960-01-05
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Expires: 1978-01-15
Abstract
No abstract record available.
Inventors
- 👤 Leroy D Resnick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 08:13
CPC Classifications
C; C25; C25C; C25C3/00; C25C3/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
163 words
THE METHOD OF MAKING A TITANIUM-MANGANESE ALLOY CONTAINING 2-12% MANGANESE AND LESS THAN .03% OXYGEN AND SUBSTANTIALLY NO OTHER IMPURITIES WHICH CONSISTS IN MIXING UNALLOYED IMPURE TITANIUM METAL AND A MANGANESECONTAINING METAL SELECTED FROM THE GROUP CONSISTING OF METALLIC MANGANESE AND FERROMANGANESE IN THE PROPORTION OF MANGANESE AND TITANIUM DESIRED IN THE ALLOY FORMED ADHERENT TO THE CATHODE, MAKING SAID MIXTURE AN ANODE, IN AN ELECTROLYTIC CELL HAVING AN ELECTROLYTE OF SODIUM CHLORIDE HAVING DISSOLVED THEREIN ABOUT 3% TITANIUM CHLORIDE, AVERAGE VALENCE ABOUT 2.5, ABOUT 1% DISSOLVED SODIUM AND MANGANESE AS CHLORIDE FROM ABOUT .06% WHEN THE PROPORTION OF MANGANESE IN THE ANODE MATERIAL AND DEPOSITED ALLOY IS 2% AND ABOUT .38% WHEN THIS PROPORTION IS 12%, PASSING A DIRECT CURRENT FROM SAID ANODE TO AN INERT CATHODE, WHEREBY TO DEPOSIT CRYSTAL INTERGROWTHS OF AN ALLOY OF TITANIUM AND MANGANESE HAVING THE SAME PROPROTIONS OF THESE ELEMENTS AS IN THE ANODE MATERIAL AND CONTAINING LESS THAN .03% OXYGEN AND SUBSTANTIALLY NO OTHER IMPURITIES.
Claim 2
Independent Claim
163 words
THE METHOD OF MAKING A TITANIUM-MANGANESE ALLOY CONTAINING 2-12% MANGANESE AND LESS THAN .03% OXYGEN AND SUBSTANTIALLY NO OTHER IMPURITIES WHICH CONSISTS IN MIXING UNALLOYED IMPURE TITANIUM METAL AND A MANGANESECONTAINING METAL SELECTED FROM THE GROUP CONSISTING OF METALLIC MANGANESE AND FERROMANGANESE IN THE PROPORTION OF MANGANESE AND TITANIUM DESIRED IN THE ALLOY FORMED ADHERENT TO THE CATHODE, MAKING SAID MIXTURE AN ANODE, IN AN ELECTROLYTIC CELL HAVING AN ELECTROLYTE OF SODIUM CHLORIDE HAVING DISSOLVED THEREIN ABOUT 3% TITANIUM CHLORIDE, AVERAGE VALENCE ABOUT 2.5, ABOUT 1% DISSOLVED SODIUM AND MANGANESE AS CHLORIDE FROM ABOUT .06% WHEN THE PROPORTION OF MANGANESE IN THE ANODE MATERIAL AND DEPOSITED ALLOY IS 2% AND ABOUT .38% WHEN THIS PROPORTION IS 12%, PASSING A DIRECT CURRENT FROM SAID ANODE TO AN INERT CATHODE, WHEREBY TO DEPOSIT CRYSTAL INTERGROWTHS OF AN ALLOY OF TITANIUM AND MANGANESE HAVING THE SAME PROPROTIONS OF THESE ELEMENTS AS IN THE ANODE MATERIAL AND CONTAINING LESS THAN .03% OXYGEN AND SUBSTANTIALLY NO OTHER IMPURITIES.
References Cited (Backward Citations)
US2734856A
Cited
US2817631A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-04 | 1963-07-06 | 1964-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-04 | 1967-07-06 | 1968-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-04 | 1971-07-06 | 1972-01-05 | $7700.00 | Window Closed / Lapsed |