US3316070A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for preventing carbonaceous deposits in diesel engines
Assignee: Perolin Co Inc
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Filing: 1963-08-30
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Granted: 1967-04-25
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Expires: 1983-08-30
Abstract
No abstract record available.
Inventors
- 👤 James F Scott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:05
CPC Classifications
F; F02; F02M; F02M25/00; B; B21; B21C; B21C3/00; B21C3/02; B21C3/08; C; C10; C10L; C10L1/00; C10L1/10; F02B; F02B77/00; F02B77/04; C10L1/12; C10L1/1291; C10L1/14; C10L1/16; C10L1/1608; C10L1/28; F02B3/00; F02B3/06; F02D; F02D2200/00; F02D2200/02; F02D2200/06; F02D2200/0606
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
THE METHOD OF PREVENTING FOULING OF PORTS AND VALVES BY CARBONACEOUS DEPOSITS IN HEAVY DIESEL ENGINES OF THE TYPE USED IN THE MARINE FIELD THAT COMPRISES OPERATING SUCH ENGINES WITH A TREATED FUEL CONSISTING OF A UNIFORM BLEND OF AN OIL SELECTED FROM THE GROUP CONSISTING OF DIESEL OIL, RESIDUAL FUEL OIL, AND MIXTURES THEREOF, WITH A SILICON CONTAINING COMPOUND SELECTED FROM THE GROUP CONSISTING OF ORGANIC AND INORGANIC SILLICON COMPOUNDS WHICH PROVIDE FREE SIO2 AT FUEL COMBUSTION TEMPERATURE, SAID SILICON COMPOUND BEING PRESENT IN AN AMOUNT TO PROVIDE THE EQUIVALENT OF ABOUT 30 TO 300 P.P.M. OF SIO2 IN SAID TREATED FUEL.
Claim 2
Independent Claim
103 words
THE METHOD OF PREVENTING FOULING OF PORTS AND VALVES BY CARBONACEOUS DEPOSITS IN HEAVY DIESEL ENGINES OF THE TYPE USED IN THE MARINE FIELD THAT COMPRISES OPERATING SUCH ENGINES WITH A TREATED FUEL CONSISTING OF A UNIFORM BLEND OF AN OIL SELECTED FROM THE GROUP CONSISTING OF DIESEL OIL, RESIDUAL FUEL OIL, AND MIXTURES THEREOF, WITH A SILICON CONTAINING COMPOUND SELECTED FROM THE GROUP CONSISTING OF ORGANIC AND INORGANIC SILLICON COMPOUNDS WHICH PROVIDE FREE SIO2 AT FUEL COMBUSTION TEMPERATURE, SAID SILICON COMPOUND BEING PRESENT IN AN AMOUNT TO PROVIDE THE EQUIVALENT OF ABOUT 30 TO 300 P.P.M. OF SIO2 IN SAID TREATED FUEL.
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) | 1970-04-24 | 1970-10-24 | 1971-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-24 | 1974-10-24 | 1975-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-24 | 1978-10-24 | 1979-04-25 | $7700.00 | Window Closed / Lapsed |