Patent US2592383A successfully refreshed from Google Patents.
US2592383A
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US
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Process for preparing heating oil
Assignee: Standard Oil Development Co
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Filing: 1949-06-28
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Granted: 1952-04-08
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Expires: 1969-06-28
Abstract
No abstract record available.
Inventors
- 👤 Leo J Blatz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:14
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
A PROCESS FOR PREPARING HEATING OIL BLENDS CONSISTING OF THE STEPS OF EXTRACTIVELY SWEETENING A VIRGIN HEATING OIL BOILING WITHIN THE RANGE OF ABOUT 400* F. WHEREBY MERCAPTANS PRESENT IN THE SAID OIL ARE REMOVED, CAUSTIC WASHING A CRACKED HEATING OIL BOILING WITHIN THE RANGE OF ABOUT 400* F. TO 650* F. AND THEREAFTER BLENDING THE EXTRACTIVELY SWEETENED VIRGIN OIL WITH THE CAUSTIC WASHED CRACKED HEATING OIL WHEREBY A COMPATIBLE BLEND OF VIRGIN HEATING OIL AND CRACKED HEATING OIL IS OBTAINED.
Claim 2
Dependent Claim
81 words
A PROCESS FOR PREPARING HEATING OIL BLENDS CONSISTING OF THE STEPS OF EXTRACTIVELY SWEETENING A VIRGIN HEATING OIL BOILING WITHIN THE RANGE OF ABOUT 400* F. WHEREBY MERCAPTANS PRESENT IN THE SAID OIL ARE REMOVED, CAUSTIC WASHING A CRACKED HEATING OIL BOILING WITHIN THE RANGE OF ABOUT 400* F. TO 650* F. AND THEREAFTER BLENDING THE EXTRACTIVELY SWEETENED VIRGIN OIL WITH THE CAUSTIC WASHED CRACKED HEATING OIL WHEREBY A COMPATIBLE BLEND OF VIRGIN HEATING OIL AND CRACKED HEATING OIL IS OBTAINED.
References Cited (Backward Citations)
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US2130596A
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US2280227A
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US2293205A
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US2273104A
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US2419029A
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US2367348A
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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) | 1955-04-08 | 1955-10-08 | 1956-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-08 | 1959-10-08 | 1960-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-08 | 1963-10-08 | 1964-04-08 | $7700.00 | Window Closed / Lapsed |