US2809108A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing titanium
Assignee: National Research Corp
•
Filing: 1952-08-14
•
Granted: 1957-10-08
•
Expires: 1972-08-14
Abstract
No abstract record available.
Inventors
- 👤 Richard H Singleton
- 👤 Pietro William O Di
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:46
CPC Classifications
C; C22; C22B; C22B34/00; C22B34/10; C22B34/12; C22B34/1218; C22B34/1222; Y; Y02; Y02P; Y02P10/00; Y02P10/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
THE PROCESS OF MANUFACTURING TITANIUM WHICH COMPRISES FORMING A CRUDE ALLOY OF TITANIUM AND COPPER, HEATING SAID ALLOY IN A REACTION ZONE TO A TEMPERATURE ABOVE ABOUT 800*C. CONTACTING SAID HOT ALLOY WITH TITANIUM TETRACHLORIDE VAPORS TO CONVERT SAID TITANIUM TO A GASEOUS LOWER CHLORIDE OF TITANIUM AND TO CONVERT SAID TETRACHLORIDE TO A GASEOUS LOWER CHLORIDE, PASSING THE GASEOUS PRODUCTS FROM THE REACTION ZONE, SHOCK-COOLING THE GASEOUS PRODUCTS LEAVING SAID REACTION ZONE TO A TEMPERATURE BELOW ABOUT 500*C., HEATING THE SHOCK-COOLED PRODUCTS TO A TEMPERATURE OF ABOUT 600*C. TO 800*C. IN THE PRESENCE OF TITANIUM TETRACHLORIDE TO SUBLIME TITANIUM TRICHLORIDE, CONDENSING SAID SUBLIMED TITANIUM TRICHLORIDE, AND CONVERTING SAID TITANIUM TRICHLORIDE TO TITANIUM METAL.
Claim 2
Dependent Claim
114 words
THE PROCESS OF MANUFACTURING TITANIUM WHICH COMPRISES FORMING A CRUDE ALLOY OF TITANIUM AND COPPER, HEATING SAID ALLOY IN A REACTION ZONE TO A TEMPERATURE ABOVE ABOUT 800*C. CONTACTING SAID HOT ALLOY WITH TITANIUM TETRACHLORIDE VAPORS TO CONVERT SAID TITANIUM TO A GASEOUS LOWER CHLORIDE OF TITANIUM AND TO CONVERT SAID TETRACHLORIDE TO A GASEOUS LOWER CHLORIDE, PASSING THE GASEOUS PRODUCTS FROM THE REACTION ZONE, SHOCK-COOLING THE GASEOUS PRODUCTS LEAVING SAID REACTION ZONE TO A TEMPERATURE BELOW ABOUT 500*C., HEATING THE SHOCK-COOLED PRODUCTS TO A TEMPERATURE OF ABOUT 600*C. TO 800*C. IN THE PRESENCE OF TITANIUM TETRACHLORIDE TO SUBLIME TITANIUM TRICHLORIDE, CONDENSING SAID SUBLIMED TITANIUM TRICHLORIDE, AND CONVERTING SAID TITANIUM TRICHLORIDE TO TITANIUM METAL.
References Cited (Backward Citations)
US1173012A
Cited
US2306184A
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US2452665A
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US2694652A
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US2607675A
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US2618549A
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US2647826A
Cited
US2670270A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-07 | 1961-04-08 | 1961-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-07 | 1965-04-08 | 1965-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-07 | 1969-04-08 | 1969-10-08 | $7700.00 | Window Closed / Lapsed |