US2720445A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for making titanium trichloride
Assignee: Monsanto Chemicals Ltd
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Filing: 1952-10-31
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Granted: 1955-10-11
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Expires: 1972-10-31
Abstract
No abstract record available.
Inventors
- 👤 Robert A Ruehrwein
- 👤 Gordon B Skinner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:30
CPC Classifications
C; C01; C01G; C01G23/00; C01G23/02; C01G23/026
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
THE METHOD OF PRODUCING TITANIUM TRICHLORIDE WHICH COMPRISES CONTACTING A SOLID MIXTURE OF TITANIUM OXIDE AND CARBON WITH GASEOUS TITANIUM TETRACHLORIDE IN A REACTION ZONE AT AN ELEVATED TEMPERATURE SUFFICIENTLY HIGH TO FORM A GASEOUS MIXTURE CONTAINING SUBSTANTIAL AMOUNTS OF TITANIUM TRICHLORIDE AND CARBON MONOXIDE, AND SUFFICIENT UNREACTED TITANIUM TETRACHLORIDE TO STABILIZE SAID TITANIUM TRICHLORIDE, AND SUBSEQUENTLY RECOVERING SAID TITANIUM TRICHLORIDE FROM SAID GASEOUS MIXTURE.
Claim 2
Independent Claim
65 words
THE METHOD OF PRODUCING TITANIUM TRICHLORIDE WHICH COMPRISES CONTACTING A SOLID MIXTURE OF TITANIUM OXIDE AND CARBON WITH GASEOUS TITANIUM TETRACHLORIDE IN A REACTION ZONE AT AN ELEVATED TEMPERATURE SUFFICIENTLY HIGH TO FORM A GASEOUS MIXTURE CONTAINING SUBSTANTIAL AMOUNTS OF TITANIUM TRICHLORIDE AND CARBON MONOXIDE, AND SUFFICIENT UNREACTED TITANIUM TETRACHLORIDE TO STABILIZE SAID TITANIUM TRICHLORIDE, AND SUBSEQUENTLY RECOVERING SAID TITANIUM TRICHLORIDE FROM SAID GASEOUS MIXTURE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-10 | 1959-04-11 | 1959-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-10 | 1963-04-11 | 1963-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-10 | 1967-04-11 | 1967-10-11 | $7700.00 | Window Closed / Lapsed |