US3130008A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preparing metallic oxides by hydrolysis of metallic halides
Assignee: Cabot Corp
•
Filing: 1949-11-23
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Granted: 1964-04-21
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Expires: 1969-11-23
Abstract
No abstract record available.
Inventors
- 👤 Charles A Stokes
- 👤 George B Kistiakowsky
- 👤 George E Engelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:02
CPC Classifications
C; C01; C01B; C01B13/00; C01B13/14; C01B13/20; C01B13/22; B; B82; B82Y; B82Y30/00; C01B13/24; C01B33/00; C01B33/113; C01B33/12; C01B33/18; C01B33/181; C01B33/183; C01F; C01F7/00; C01F7/02; C01F7/30; C01F7/302; C01F7/34; C01G; C01G23/00; C01G23/04; C01G23/047; C01G23/07; C01P; C01P2004/00; C01P2004/60; C01P2004/61; C01P2004/64; C01P2006/00; C01P2006/12; Y; Y02; Y02P; Y02P20/00; Y02P20/10; Y02P20/129
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
THE PROCESS OF PRODUCING FINELY DIVIDED OXIDES OF A METAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, TITANIUM, SILICON, ZINC, ANTIMONY, CHROMIUM, BERYLLIUM, ZIRCONIUM, COBALT, NICKEL, CADMIUM, MOLYBDENUM AND VANADIUM, WHICH COMPRISES VAPORIZING A HALIDE OF SAID METAL, INTRODUCING SAID HALIDE VAPOR FREE FROM CONTAMINATION BY HYDROCARBON GAS AS A NON-IGNITABLE STREAM INTO AN ELONGATED REACTION ZONE, SIMULTANEOUSLY SURROUNDING SAID STREAM WITH AN ANNULAR FLAME CONTAINING WATER VAPOR FORMED THEREIN AS ONE OF THE COMBUSTION PRODUCTS AND
Claim 2
Dependent Claim
77 words
THE PROCESS OF PRODUCING FINELY DIVIDED OXIDES OF A METAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, TITANIUM, SILICON, ZINC, ANTIMONY, CHROMIUM, BERYLLIUM, ZIRCONIUM, COBALT, NICKEL, CADMIUM, MOLYBDENUM AND VANADIUM, WHICH COMPRISES VAPORIZING A HALIDE OF SAID METAL, INTRODUCING SAID HALIDE VAPOR FREE FROM CONTAMINATION BY HYDROCARBON GAS AS A NON-IGNITABLE STREAM INTO AN ELONGATED REACTION ZONE, SIMULTANEOUSLY SURROUNDING SAID STREAM WITH AN ANNULAR FLAME CONTAINING WATER VAPOR FORMED THEREIN AS ONE OF THE COMBUSTION PRODUCTS AND
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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) | 1967-04-21 | 1967-10-21 | 1968-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-21 | 1971-10-21 | 1972-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-21 | 1975-10-21 | 1976-04-21 | $7700.00 | Window Closed / Lapsed |