US3180822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrorefining of crude oil and catalyst therefor
Assignee: Universal Oil Products Co
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Filing: 1961-12-20
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Granted: 1965-04-27
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Expires: 1981-12-20
Abstract
No abstract record available.
Inventors
- 👤 John G Gatsis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:41
CPC Classifications
B; B01; B01J; B01J31/00; B01J31/16; B01J31/22; B01J31/2204; B01J31/2208; B01J31/2226; B01J31/223; B01J31/2234; C; C10; C10G; C10G45/00; C10G45/02; C10G45/14; C10G45/16; B01J2231/00; B01J2231/60; B01J2231/64; B01J2231/641; B01J2531/00; B01J2531/60; B01J2531/64; B01J2531/66; B01J2531/80; B01J2531/84; B01J2531/842; B01J2531/845; B01J2531/847
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A PROCESS FOR HYDROREFINING, HYDROCARBON CHARGE STOCK WHICH COMPRISING ADMIXING SAID CHARGE STOCK WITH AT LEAST ONE BETA-DIKETONE COMPLEX OF A METAL SELECTED FROM THE GROUP CONSISTING OF MOLYBDENUM, TUNGSTEN, IRON, NICKEL AND COBALT, SAID COMPOUND BEING DECOMPOSABLE AT BELOW ABOUT 310*C., HEATING THE RESULTING MIXTURE IN A NONREDUCING ATMOSPHERE AT A TEMPERATURE LESS THAN ABOUT 310*C. AND FOR A TIME SUFFICIENT TO DECOMPOSE SAID BETADIKETONE COMPLEX, THEREAFTER ADDING HYDROGEN TO THE RESULTING COLLOIDAL SUSPENSION AND REACTING THE MIXTURE THUS FORMED AT A TEMPERATURE IN EXCESS OF ABOUT 225*C. AND AT A PRESSURE GREATER THAN ABOUT 500 POUNDS PER SQUARE INCH GAUGE, AND RECOVERING A HYDROREFINED LIQUID PRODUCT.
Claim 2
Dependent Claim
108 words
A PROCESS FOR HYDROREFINING, HYDROCARBON CHARGE STOCK WHICH COMPRISING ADMIXING SAID CHARGE STOCK WITH AT LEAST ONE BETA-DIKETONE COMPLEX OF A METAL SELECTED FROM THE GROUP CONSISTING OF MOLYBDENUM, TUNGSTEN, IRON, NICKEL AND COBALT, SAID COMPOUND BEING DECOMPOSABLE AT BELOW ABOUT 310*C., HEATING THE RESULTING MIXTURE IN A NONREDUCING ATMOSPHERE AT A TEMPERATURE LESS THAN ABOUT 310*C. AND FOR A TIME SUFFICIENT TO DECOMPOSE SAID BETADIKETONE COMPLEX, THEREAFTER ADDING HYDROGEN TO THE RESULTING COLLOIDAL SUSPENSION AND REACTING THE MIXTURE THUS FORMED AT A TEMPERATURE IN EXCESS OF ABOUT 225*C. AND AT A PRESSURE GREATER THAN ABOUT 500 POUNDS PER SQUARE INCH GAUGE, AND RECOVERING A HYDROREFINED LIQUID PRODUCT.
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) | 1968-04-26 | 1968-10-26 | 1969-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-26 | 1972-10-26 | 1973-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-26 | 1976-10-26 | 1977-04-27 | $7700.00 | Window Closed / Lapsed |