Patent FR2371698A1 successfully refreshed from Google Patents.
US3202141A
Expired / Lapsed
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Method of operating compression ignition engine
Assignee: Ethyl Corp
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Filing: 1963-07-01
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Granted: 1965-08-24
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Expires: 1983-07-01
Abstract
No abstract record available.
Inventors
- 👤 Wheeler G Lovell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:28
CPC Classifications
F; F02; F02B; F02B11/00; F02B11/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
A METHOD OF OPERATING A COMPRESSION IGNITION ENGINE WHICH COMPRISES THE STEPS OF: (1) INTRODUCING INTO THE COMBUSTION CHAMBER OF A COMPRESSIN IGNITION ENGINE A COMBUSTIBLE MIXTURE WHICH COMPRISES A GASEOUS FUEL, IN ORGANOMETALLIC COMBUSTION CONTROL ADDITIVE AND AIR, (2) COMPRESSING SAID MIXTURE TO FORM ABOUT 1/12 TO ABOUT 1/22 OF ITS ORIGINAL VOLUME SO AS TO RAISE THE TEMPERATURE OF SAID MIXTURE TO A LEVEL SUFFICIENT TO IGNITE DIESEL FUEL, (3) INJECTING INTO THE COMBUSTION CHAMBER A PILOT CHARGE OF DIESEL FUEL SO AS TO INITIATE COMBUSTION OF THE TOTAL MIXTURE, THE WEIGHT RATION OF SAID PILOT CHARGE TO SAID GASEOUS FUEL BEING FROM ABOUT 0.01:1 TO ABOUT 1:1; SAID ORGANOMETALLIC ADDITIVE BEING SELECTED FROM THE GROUP CONSISTING OF TETRAALKYLLEAD COMPOUNDS CONTAINING FROM
Claim 2
Independent Claim
124 words
A METHOD OF OPERATING A COMPRESSION IGNITION ENGINE WHICH COMPRISES THE STEPS OF: (1) INTRODUCING INTO THE COMBUSTION CHAMBER OF A COMPRESSIN IGNITION ENGINE A COMBUSTIBLE MIXTURE WHICH COMPRISES A GASEOUS FUEL, IN ORGANOMETALLIC COMBUSTION CONTROL ADDITIVE AND AIR, (2) COMPRESSING SAID MIXTURE TO FORM ABOUT 1/12 TO ABOUT 1/22 OF ITS ORIGINAL VOLUME SO AS TO RAISE THE TEMPERATURE OF SAID MIXTURE TO A LEVEL SUFFICIENT TO IGNITE DIESEL FUEL, (3) INJECTING INTO THE COMBUSTION CHAMBER A PILOT CHARGE OF DIESEL FUEL SO AS TO INITIATE COMBUSTION OF THE TOTAL MIXTURE, THE WEIGHT RATION OF SAID PILOT CHARGE TO SAID GASEOUS FUEL BEING FROM ABOUT 0.01:1 TO ABOUT 1:1; SAID ORGANOMETALLIC ADDITIVE BEING SELECTED FROM THE GROUP CONSISTING OF TETRAALKYLLEAD COMPOUNDS CONTAINING FROM
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) | 1968-08-23 | 1969-02-22 | 1969-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-23 | 1973-02-22 | 1973-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-23 | 1977-02-22 | 1977-08-24 | $7700.00 | Window Closed / Lapsed |