US2928787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrofining followed by heat stabilizing
Assignee: Sunoco Inc
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Filing: 1956-11-28
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Granted: 1960-03-15
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Expires: 1976-11-28
Abstract
No abstract record available.
Inventors
- 👤 Fear James Van Dyck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:20
CPC Classifications
C; C10; C10G; C10G67/00; C10G67/02; C10G67/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
PROCESS FOR PRODUCING IMPROVED PETROLEUM PRODUCTS WHICH COMPRISES: CATALYTICALLY HYDROGENATING A PETROLEUM CHARGE STOCK TO PRODUCE A REFINE PRODUCT CONTAINING RELATIVELY NONVOLATILE CORROSIVE SULFUR-CONTAINING MATERIAL, SEPARATING THE REFINED PRODUCT FROM THE HYDROGENATION CATALYST, AND PASSING A STREAM OF THE SEPARATED REFINED PRODUCT IN LIQUID PHASE AT 450*F. TO 650*F. CONTINUOUSLY THROUGH A SOAKING ZONE, DISTRIBUTING SAID LIQUID STREAM IN AN EXPANDED AREA IN SAID SOAKING ZONE, THEN SUBDIVIDING SAID STREAM INTO A PLURALITY OF STREAMS HAVING A TOTAL CROSS-SECTIONAL AREA NOT MORE THAN 0.75 TIMES THE OTHER-
Claim 2
Dependent Claim
87 words
PROCESS FOR PRODUCING IMPROVED PETROLEUM PRODUCTS WHICH COMPRISES: CATALYTICALLY HYDROGENATING A PETROLEUM CHARGE STOCK TO PRODUCE A REFINE PRODUCT CONTAINING RELATIVELY NONVOLATILE CORROSIVE SULFUR-CONTAINING MATERIAL, SEPARATING THE REFINED PRODUCT FROM THE HYDROGENATION CATALYST, AND PASSING A STREAM OF THE SEPARATED REFINED PRODUCT IN LIQUID PHASE AT 450*F. TO 650*F. CONTINUOUSLY THROUGH A SOAKING ZONE, DISTRIBUTING SAID LIQUID STREAM IN AN EXPANDED AREA IN SAID SOAKING ZONE, THEN SUBDIVIDING SAID STREAM INTO A PLURALITY OF STREAMS HAVING A TOTAL CROSS-SECTIONAL AREA NOT MORE THAN 0.75 TIMES THE OTHER-
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) | 1963-03-15 | 1963-09-14 | 1964-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-15 | 1967-09-14 | 1968-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-15 | 1971-09-14 | 1972-03-15 | $7700.00 | Window Closed / Lapsed |