Patent US2843477A successfully refreshed from Google Patents.
US2843477A
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US
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Method of producing titanium
Assignee: EIDP Inc
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Filing: 1953-12-03
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Granted: 1958-07-15
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Expires: 1973-12-03
Abstract
No abstract record available.
Inventors
- 👤 James E Booge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:44
CPC Classifications
C; C22; C22B; C22B34/00; C22B34/10; C22B34/12; C22B34/1263; C22B34/1268; C22B34/1272
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A PROCESS FOR THE PREPARATION OF DENSE FUSED FORM OF TITANIUM METAL WHICH COMPRISES INTIMATELY MIXING BELOW THE IGNITION TEMPERATURE OF SODIUM, TITANIUM TETRACHLORIDE WITH SOLID PARTICLES OF SODIUM METAL RANGING IN SIZE FROM ABOUT .005 TO 5 MM. DIAMETER AND THEN THERMALLY INITIATING A SELF-SUSTAINING REACTION BETWEEN THE MIXTURE IN A COLD REACTOR FREE OF DELETERIOUS IMPURITIES BY APPLYING HEAT TO A PORTION OF SAID MIXTURE SUFFICIENT TO MELT THE SODIUM WITHOUT SUBSTANTIAL VAPORIZATION OF THE TITANIUM TETRACHLORIDE, MAINTAINING THE REACTANTS WITHIN SAID REACTOR AT A TEMPERATURE SUFFICIENT TO MELT THE TITANIUM PRODUCT AND UNTIL COMPLETION OF THE REACTION, AND RECOVERING THE TITANIUM METAL PRODUCT FROM THE REACTION BY-PRODUCTS.
Claim 2
Dependent Claim
110 words
A PROCESS FOR THE PREPARATION OF DENSE FUSED FORM OF TITANIUM METAL WHICH COMPRISES INTIMATELY MIXING BELOW THE IGNITION TEMPERATURE OF SODIUM, TITANIUM TETRACHLORIDE WITH SOLID PARTICLES OF SODIUM METAL RANGING IN SIZE FROM ABOUT .005 TO 5 MM. DIAMETER AND THEN THERMALLY INITIATING A SELF-SUSTAINING REACTION BETWEEN THE MIXTURE IN A COLD REACTOR FREE OF DELETERIOUS IMPURITIES BY APPLYING HEAT TO A PORTION OF SAID MIXTURE SUFFICIENT TO MELT THE SODIUM WITHOUT SUBSTANTIAL VAPORIZATION OF THE TITANIUM TETRACHLORIDE, MAINTAINING THE REACTANTS WITHIN SAID REACTOR AT A TEMPERATURE SUFFICIENT TO MELT THE TITANIUM PRODUCT AND UNTIL COMPLETION OF THE REACTION, AND RECOVERING THE TITANIUM METAL PRODUCT FROM THE REACTION BY-PRODUCTS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-14 | 1962-01-13 | 1962-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-14 | 1966-01-13 | 1966-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-14 | 1970-01-13 | 1970-07-15 | $7700.00 | Window Closed / Lapsed |