Patent US3109707A successfully refreshed from Google Patents.
US3109707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Producing vanadium trichloride
Assignee: Titanium Metals Corp
•
Filing: 1961-04-24
•
Granted: 1963-11-05
•
Expires: 1981-04-24
Abstract
No abstract record available.
Inventors
- 👤 Leland R Lyons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:44
CPC Classifications
C; C01; C01G; C01G31/00; C01G31/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A PROCESS FOR PRODUCING VANADIUM TRICHLORIDE WHICH COMPRISES; INTRODUCING VANADIUM XOYTRICHLORIDE, SULFUR AND CHLORINE INTO A REACTION ZONE MAINTAINED AT A TEMPERATURE OF BETWEEN 450*C. AND 650*C., SAID SULFUR BEING INTRODUCED IN AMOUNT IN EXCESS OF THAT REQUIRED THEORETICALLY TO COMBINE WITH THE OXYGEN CONTENT OF SAID VANADIUM BEING INTRODUCED IN AMOUNT IN EXCESS OF THAT REQUIRED THEORETICALLY TO REACT TO FORM SULFUR MONOCHLORIDE WITH THE EXCESS OF SAID SULFUR INTRODUCED, THEREBY TO FORM A HOT GASEOUS MIXTURE CONTAINING VANADIUM TRICHLORIDE, CHLORINE AND SULFUR MONOCHLORIDE BY-PRODUCT, AND COOLING SAID HOT GASEOUS MIXTURE TO CONDENSE SOLID VANADIUM TRICHLORIDE.
Claim 2
Dependent Claim
97 words
A PROCESS FOR PRODUCING VANADIUM TRICHLORIDE WHICH COMPRISES; INTRODUCING VANADIUM XOYTRICHLORIDE, SULFUR AND CHLORINE INTO A REACTION ZONE MAINTAINED AT A TEMPERATURE OF BETWEEN 450*C. AND 650*C., SAID SULFUR BEING INTRODUCED IN AMOUNT IN EXCESS OF THAT REQUIRED THEORETICALLY TO COMBINE WITH THE OXYGEN CONTENT OF SAID VANADIUM BEING INTRODUCED IN AMOUNT IN EXCESS OF THAT REQUIRED THEORETICALLY TO REACT TO FORM SULFUR MONOCHLORIDE WITH THE EXCESS OF SAID SULFUR INTRODUCED, THEREBY TO FORM A HOT GASEOUS MIXTURE CONTAINING VANADIUM TRICHLORIDE, CHLORINE AND SULFUR MONOCHLORIDE BY-PRODUCT, AND COOLING SAID HOT GASEOUS MIXTURE TO CONDENSE SOLID VANADIUM TRICHLORIDE.
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) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |