US4166724A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel composition
Assignee: Individual
•
Filing: 1977-05-23
•
Granted: 1979-09-04
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Expires: 1997-05-23
Abstract
Abstract An improved gasoline or light oil fuel for internal combustion engines has an additive comprising ammonia and methyl alcohol in proportions selected to provide reduction or elimination in the exhaust gases of nitrogen oxides, hydrocarbons, and carbon dioxide.
Inventors
- 👤 Mitsuhiro Kanao
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:15
CPC Classifications
C; C10; C10L; C10L10/00; C10L10/02; C10L1/00; C10L1/10; C10L1/12; C10L1/1266; C10L1/14; C10L1/18; C10L1/182; C10L1/1822
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A fuel, for an internal combustion engine, adapted to avoid the presence of nitrogen oxide, hydrocarbons, and carbon monoxide in the exhaust gas, comprising a fuel selected from the group consisting of gasoline and light oil having therein an additive mixed in the proportion of 10 liters of the fuel to about 3 to about 5 milliliters of the additive, said additive comprising a mixture of about 15 to about 16% of liquefied ammonia and about 85% to about 84% of methyl alcohol.
Claim 2
Dependent Claim
83 words
A fuel, for an internal combustion engine, adapted to avoid the presence of nitrogen oxide, hydrocarbons, and carbon monoxide in the exhaust gas, comprising a fuel selected from the group consisting of gasoline and light oil having therein an additive mixed in the proportion of 10 liters of the fuel to about 3 to about 5 milliliters of the additive, said additive comprising a mixture of about 15 to about 16% of liquefied ammonia and about 85% to about 84% of methyl alcohol.
References Cited (Backward Citations)
US1589885A
Cited
US1752724A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-09-03 | 1983-03-05 | 1983-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-09-03 | 1987-03-05 | 1987-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-09-03 | 1991-03-05 | 1991-09-04 | $7700.00 | Window Closed / Lapsed |