US3173860A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrorefining of crude oil and catalyst therefor
Assignee: Universal Oil Products Co
•
Filing: 1961-12-20
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Granted: 1965-03-16
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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 17:51
CPC Classifications
C; C10; C10G; C10G45/00; C10G45/02; C10G45/14; C10G45/16; B; B01; B01J; B01J21/00; B01J21/02; B01J27/00; B01J27/24; B01J31/00; B01J31/16; B01J31/20; B01J37/00; B01J37/08; B01J37/082; B01J37/086; 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
102 words
A PROCESS FOR HYDROREFINING A HYDROCARBON CHARGE STOCK WHICH COMPRISES ADMIXING SAID CHARGE STOCK WITH AT LEAST ONE ORGANO-METALLIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF HEXACARBONYLS AND PENTACARBONYLS OF MOLYBDENUM, TUNGSTEN, IRON, NICKEL AND COBALT, HEATING THE RESULTING MIXTURE IN A NON-REDUCING ATMOSPHERE AT A TEMPERATURE LESS THAN ABOUT 310*C. AND FOR A TIME SUFFICIENT TO DECOMPOSE SAID ORGANO-METALLIC COMPOUND, 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
102 words
A PROCESS FOR HYDROREFINING A HYDROCARBON CHARGE STOCK WHICH COMPRISES ADMIXING SAID CHARGE STOCK WITH AT LEAST ONE ORGANO-METALLIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF HEXACARBONYLS AND PENTACARBONYLS OF MOLYBDENUM, TUNGSTEN, IRON, NICKEL AND COBALT, HEATING THE RESULTING MIXTURE IN A NON-REDUCING ATMOSPHERE AT A TEMPERATURE LESS THAN ABOUT 310*C. AND FOR A TIME SUFFICIENT TO DECOMPOSE SAID ORGANO-METALLIC COMPOUND, 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) | 1968-03-15 | 1968-09-14 | 1969-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-15 | 1972-09-14 | 1973-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-15 | 1976-09-14 | 1977-03-16 | $7700.00 | Window Closed / Lapsed |