Patent US2953218A successfully refreshed from Google Patents.
US2953218A
Expired / Lapsed
US
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Separation of metallic halides
Assignee: British Titan Products Co Ltd
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Filing: 1956-10-19
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Granted: 1960-09-20
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Expires: 1976-10-19
Abstract
No abstract record available.
Inventors
- 👤 Coates William Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:29
CPC Classifications
C; C22; C22B; C22B34/00; C22B34/10; C22B34/12; C22B34/1218; C22B34/1231; C01; C01G; C01G49/00; C01G49/10; Y; Y02; Y02P; Y02P10/00; Y02P10/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
THE PROCESS OF RECOVERING IRON CHLORIDE FROM A MIXTURE OF VAPORS OF IRON CHLORIDE AND TITANIUM TETRACHLORIDE PRODUCED BY CHLORINATING AN IRON-TITANIUM BEARING MATERIAL WHICH COMPRISES CONTACTING IN A PRIMARY CONDENSING ZONE THE VAPORS WITH LIQUID TITANIUM TETRACHLORIDE AND SOLID IRON CHLORIDE TO COOL THE MIXTURE TO A TEMPERATURE AT WHICH IRON CHLORIDE CONDENSES BY TITANIUM TETRACHLORIDE IS IN VAPOR STATE AND THEREBY CAUSING CONVERSION OF IRON CHLORIDE VAPOR TO SOLID IRON CHLORIDE, REMOVING A PORTION OF THE SOLID IRON CHLORIDE FROM THE RESULTING VAPORS, SCRUBBING THE REMAINING VAPOR-IRON CHLORIDE MIXTURE WITH LIQUID TITANIUM TETRACHLORIDE, RETURNING IRON CHLORIDE THUS SCRUBBED OUT OF SUSPENSION TOGETHER WITH LIQUID TITANIUM TETRACHLORIDE TO THE PRIMARY CONDENSING ZONE AND THEREBY
Claim 2
Dependent Claim
115 words
THE PROCESS OF RECOVERING IRON CHLORIDE FROM A MIXTURE OF VAPORS OF IRON CHLORIDE AND TITANIUM TETRACHLORIDE PRODUCED BY CHLORINATING AN IRON-TITANIUM BEARING MATERIAL WHICH COMPRISES CONTACTING IN A PRIMARY CONDENSING ZONE THE VAPORS WITH LIQUID TITANIUM TETRACHLORIDE AND SOLID IRON CHLORIDE TO COOL THE MIXTURE TO A TEMPERATURE AT WHICH IRON CHLORIDE CONDENSES BY TITANIUM TETRACHLORIDE IS IN VAPOR STATE AND THEREBY CAUSING CONVERSION OF IRON CHLORIDE VAPOR TO SOLID IRON CHLORIDE, REMOVING A PORTION OF THE SOLID IRON CHLORIDE FROM THE RESULTING VAPORS, SCRUBBING THE REMAINING VAPOR-IRON CHLORIDE MIXTURE WITH LIQUID TITANIUM TETRACHLORIDE, RETURNING IRON CHLORIDE THUS SCRUBBED OUT OF SUSPENSION TOGETHER WITH LIQUID TITANIUM TETRACHLORIDE TO THE PRIMARY CONDENSING ZONE AND THEREBY
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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) | 1963-09-20 | 1964-03-21 | 1964-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-20 | 1968-03-21 | 1968-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-20 | 1972-03-21 | 1972-09-20 | $7700.00 | Window Closed / Lapsed |