US3645914A
Expired / Lapsed
US
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Conversion of inorganic oxides into extrudable binders
Assignee: Mobil Oil AS
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Filing: 1969-03-19
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Granted: 1972-02-29
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Expires: 1989-03-19
Abstract
Abstract A METHOD OF RENDERING SOLID SYNTHETIC HYDROUS METAL OXIDES OR MODIFIED NATURAL METAL OXIDES IN THE FORM OF A POWEDER SMALLER THAN ABOUT 20 MESH (TYLER) CONTAINING 1-30 WEIGHT PERCENT WATER AT 1000*F. SUITABLE FOR CATALYSTS, CATALYST BINDER OR CATALYST SUPPORT BY A REHYDRATION PROCESS EMPLOYING LIQUID WATER AND/OR STEAM AT TEMPERATURES ABOVE 100*F. FOR AT LEAST 0.25 HOUR EFFECITING A HYDRATION OF 10-80 WEIGHT PERCENT WATER.
Inventors
- 👤 Edward J Rosinski
- 👤 Kenneth G Simmons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:36
CPC Classifications
B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J29/08; B01J29/085; B01J29/087; B01D; B01D53/00; B01D53/34; B01D53/92; B01D53/94; B01D53/944; B01J21/00; B01J21/12; B01J29/70; B01J29/7011; C; C10; C10G; C10G45/00; C10G45/02; C10G45/04; C10G45/12; B01J2229/00; B01J2229/30; B01J2229/42
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1975-02-28 | 1975-08-30 | 1976-02-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-02-28 | 1979-08-30 | 1980-02-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-02-28 | 1983-08-30 | 1984-02-29 | $7700.00 | Window Closed / Lapsed |