Patent US2550447A successfully refreshed from Google Patents.
US2550447A
Expired / Lapsed
US
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Production of titanium tetraiodide
Assignee: NL Industries Inc
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Filing: 1948-12-17
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Granted: 1951-04-24
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Expires: 1968-12-17
Abstract
No abstract record available.
Inventors
- 👤 Warren B Blumenthal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:27
CPC Classifications
C; C01; C01G; C01G23/00; C01G23/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
IN THE RECOVERY OF TITANIUM TETRAIODIDE FROM ITS OXIDE ORES, THE STEPS WHICH COMPRISE REDUCING THE ORE WITH ALUMINUM TO PRODUCE A TITANIUMALUMINUM ALLOY, REACTING SAID ALLOY WITH IODINE IN THE PRESENCE OF A NON-POLAR SOLVENT TO PRODUCE A MIXTURE OF IODIDES OF TITANIUM AND ALUMINUM AND THEREAFTER HEATING THE MIXED IODIDES IF TITANIUM AND ALUMINUM IN THE PRESENCE OF POTASSIUM IODIDE TO DISTILL OFF TITANIUM IODIDE.
Claim 2
Dependent Claim
67 words
IN THE RECOVERY OF TITANIUM TETRAIODIDE FROM ITS OXIDE ORES, THE STEPS WHICH COMPRISE REDUCING THE ORE WITH ALUMINUM TO PRODUCE A TITANIUMALUMINUM ALLOY, REACTING SAID ALLOY WITH IODINE IN THE PRESENCE OF A NON-POLAR SOLVENT TO PRODUCE A MIXTURE OF IODIDES OF TITANIUM AND ALUMINUM AND THEREAFTER HEATING THE MIXED IODIDES IF TITANIUM AND ALUMINUM IN THE PRESENCE OF POTASSIUM IODIDE TO DISTILL OFF TITANIUM IODIDE.
References Cited (Backward Citations)
US1455005A
Cited
GB551525A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-23 | 1954-10-23 | 1955-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-23 | 1958-10-23 | 1959-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-23 | 1962-10-23 | 1963-04-24 | $7700.00 | Window Closed / Lapsed |