Patent US2706149A successfully refreshed from Google Patents.
US2706149A
Expired / Lapsed
US
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Fuel oil treated with zinc
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1952-07-24
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Granted: 1955-04-12
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Expires: 1972-07-24
Abstract
No abstract record available.
Inventors
- 👤 Albert E Brenneman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:21
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/12; C10L1/1208
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
IMPROVED PROCESS FOR THE PRODUCTION OF A FUEL OIL OF LOW DEPOSIT FORMING TENDENCIES WHICH COMPRISES TREATING A SULFUR-CONTAINGING PETROLEUM FUEL OIL BOILDING ABOVE ABOUT 325*F. IN THE LIQUID PHASE WITH METALLIC ZINC SO AS TO INCORPORATE ABOUT 0.005 TO 0.05 WT. PERCENT ZINC IN SOLUBLE FORM WITHIN THE FUEL OIL.
Claim 2
Dependent Claim
51 words
IMPROVED PROCESS FOR THE PRODUCTION OF A FUEL OIL OF LOW DEPOSIT FORMING TENDENCIES WHICH COMPRISES TREATING A SULFUR-CONTAINGING PETROLEUM FUEL OIL BOILDING ABOVE ABOUT 325*F. IN THE LIQUID PHASE WITH METALLIC ZINC SO AS TO INCORPORATE ABOUT 0.005 TO 0.05 WT. PERCENT ZINC IN SOLUBLE FORM WITHIN THE FUEL OIL.
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) | 1958-04-11 | 1958-10-11 | 1959-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-11 | 1962-10-11 | 1963-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-11 | 1966-10-11 | 1967-04-12 | $7700.00 | Window Closed / Lapsed |