US2890953A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous process for the manufacture of titanium metal
Assignee: Peter Spence and Sons Ltd
•
Filing: 1955-11-14
•
Granted: 1959-06-16
•
Expires: 1975-11-14
Abstract
No abstract record available.
Inventors
- 👤 Hill Kenneth Marsh
- 👤 Lynskey Peter John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:07
CPC Classifications
C; C22; C22B; C22B34/00; C22B34/10; C22B34/12; C22B34/1263; C22B34/1268; C22B34/1272; Y; Y10; Y10S; Y10S266/00; Y10S266/905
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A PROCESS FOR THE PRODUCTION OF DUCTILE TITANIUM IN SOLID, PARTICULATE, RELATIVELY FREE-FLOWING FORM FROM TITANIUM TETRACHLORIDE WHICH CONSISTS OF INTRODUCING A CONICAL SPRAY OF ATOMIZED LIQUID SODIUM UNDER PRESSURE INTO A CHAMBER CONTAINING AN ATMOSPHERE INERT TO SAID SODIUM AND TITANIUM TETRACHLORIDE, CIRCUMFERENTIALLY INTERSECTING THE PERIPHERY OF SAID CONICAL SPRAY AT A POINT SPACED FROM THE ENTRY OF SAID SPRAY INTO SAID ATMOSPHERE AND SPACED FROM THE WALLS OF SAID CHAMBER WITH TITANIUM TETRACHLORIDE AND SUBSTANTIALLY COMPLETELY REACTING SAID ATOMIZED LIQUID SODIUM WITH SAID TITANIUM TETRACHLORIDE AT SUBSTANTIALLY THE POINTS OF THE INTERSECTION TO FORM SOLID PARTICULATE TITANIUM, LOWER CHLORIDES OF TITANIUM, AND SODIUM CHLORIDE, THE RATE OF ADMIXTURE OF THE REACTANTS BEING SO ADJUSTED THAT THE SODIUM METAL IS PRESENT IN FROM 1 TO 10% EXCESS OVER THE STOICHIOMETRIC EQUIVALENT OF TITANIUM TETRACHLORIDE.
Claim 2
Dependent Claim
135 words
A PROCESS FOR THE PRODUCTION OF DUCTILE TITANIUM IN SOLID, PARTICULATE, RELATIVELY FREE-FLOWING FORM FROM TITANIUM TETRACHLORIDE WHICH CONSISTS OF INTRODUCING A CONICAL SPRAY OF ATOMIZED LIQUID SODIUM UNDER PRESSURE INTO A CHAMBER CONTAINING AN ATMOSPHERE INERT TO SAID SODIUM AND TITANIUM TETRACHLORIDE, CIRCUMFERENTIALLY INTERSECTING THE PERIPHERY OF SAID CONICAL SPRAY AT A POINT SPACED FROM THE ENTRY OF SAID SPRAY INTO SAID ATMOSPHERE AND SPACED FROM THE WALLS OF SAID CHAMBER WITH TITANIUM TETRACHLORIDE AND SUBSTANTIALLY COMPLETELY REACTING SAID ATOMIZED LIQUID SODIUM WITH SAID TITANIUM TETRACHLORIDE AT SUBSTANTIALLY THE POINTS OF THE INTERSECTION TO FORM SOLID PARTICULATE TITANIUM, LOWER CHLORIDES OF TITANIUM, AND SODIUM CHLORIDE, THE RATE OF ADMIXTURE OF THE REACTANTS BEING SO ADJUSTED THAT THE SODIUM METAL IS PRESENT IN FROM 1 TO 10% EXCESS OVER THE STOICHIOMETRIC EQUIVALENT OF TITANIUM TETRACHLORIDE.
References Cited (Backward Citations)
USRE23825E
Cited
DE296867C
Cited
BE505801A
Cited
US2205854A
Cited
US2277067A
Cited
US2530077A
Cited
US2559419A
Cited
US2564337A
Cited
US2618549A
Cited
US2708158A
Cited
US2828199A
Cited
GB717930A
Cited
FR1074024A
Cited
US2782118A
Cited
FR1088006A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-15 | 1962-12-15 | 1963-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-15 | 1966-12-15 | 1967-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-15 | 1970-12-15 | 1971-06-16 | $7700.00 | Window Closed / Lapsed |