Patent US5607486A successfully refreshed from Google Patents.
US5607486A
Expired / Lapsed
US
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Engine fuels
Assignee: Individual
•
Filing: 1995-06-07
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Granted: 1997-03-04
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Expires: 2015-06-07
Abstract
Abstract Novel engine fuels and engine fuel additives comprising terpenes, aliphatic hydrocarbons, and lower alcohols are disclosed.
Inventors
- 👤 Joe S. Wilkins, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:46
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/02; C10L1/023; F; F02; F02B; F02B75/00; F02B75/02; F02B2075/022; F02B2075/027
Claims Analysis
Total Claims: 28
Claim 1
Independent Claim
63 words
A method for igniting an engine comprising the steps of (a) adding a fuel to an engine, said fuel comprising from about 5 w/w % to about 25 w/w % of a terpene and from about 80 w/w % to about 90 w/w % of at least one alcohol having from about one to about six carbon atoms; and (b) igniting said engine.
Claim 2
Independent Claim
63 words
A method for igniting an engine comprising the steps of (a) adding a fuel to an engine, said fuel comprising from about 5 w/w % to about 25 w/w % of a terpene and from about 80 w/w % to about 90 w/w % of at least one alcohol having from about one to about six carbon atoms; and (b) igniting said engine.
Claim 3
Dependent Claim
10 words
The method of claim 1, wherein said terpene is limonene.
Claim 4
Dependent Claim
23 words
The method of claim 1, wherein said at least one alcohol is selected from the group consisting of methanol, ethanol, propanol, and isopropanol.
Claim 5
Dependent Claim
12 words
The method of claim 1, wherein said fuel includes a lubricating oil.
Claim 6
Dependent Claim
12 words
The method of claim 1, wherein said engine is a 2-cycle engine.
Claim 7
Dependent Claim
12 words
The method of claim 1, wherein said engine is a 4-cycle engine.
Claim 8
Dependent Claim
12 words
The method of claim 1, wherein said engine is a diesel engine.
Claim 9
Independent Claim
44 words
A method for igniting an engine comprising the steps of (a) adding a fuel to an engine, said fuel comprising a terpene, a naphtha compound, and at least one alcohol having from about one to about six carbon atoms; and (b) igniting said engine.
Claim 10
Independent Claim
44 words
A method for igniting an engine comprising the steps of (a) adding a fuel to an engine, said fuel comprising a terpene, a naphtha compound, and at least one alcohol having from about one to about six carbon atoms; and (b) igniting said engine.
Claim 11
Dependent Claim
22 words
The method of claim 8, wherein said naphtha compound has a flash point ranging from about 45° F. to about 75° F.
Claim 12
Dependent Claim
12 words
The method of claim 9, wherein said naphtha compound is VM&P Naphtha.
Claim 13
Dependent Claim
10 words
The method of claim 8, wherein said terpene is limonene.
Claim 14
Dependent Claim
56 words
The method of claim 8, wherein said terpene comprises from about 5 w/w % to about 25 w/w % of said fuel, said naphtha compound comprises from about 10 w/w % to about 15 w/w % of said fuel, and said alcohol comprises from about 75 w/w % to about 80 w/w % of said fuel.
Claim 15
Dependent Claim
22 words
The method of claim 12, wherein said naphtha compound has a flash point ranging from about 45° F. to about 75° F.
Claim 16
Dependent Claim
12 words
The method of claim 13, wherein said naphtha compound is VM&P Naphtha.
Claim 17
Dependent Claim
12 words
The method of claim 8, wherein said engine is a 4-cycle engine.
Claim 18
Dependent Claim
12 words
The method of claim 8, wherein said engine is a diesel engine.
Claim 19
Dependent Claim
12 words
The method of claim 8, wherein said fuel comprises a lubricating oil.
Claim 20
Independent Claim
43 words
A method for igniting an engine comprising the steps of (a) adding a fuel to an engine, said fuel consisting essentially of a terpene and at least one alcohol having from about one to about six carbon atoms; and (b) igniting said engine.
Claim 21
Independent Claim
43 words
A method for igniting an engine comprising the steps of (a) adding a fuel to an engine, said fuel consisting essentially of a terpene and at least one alcohol having from about one to about six carbon atoms; and (b) igniting said engine.
Claim 22
Dependent Claim
10 words
The method of claim 18, wherein said terpene is limonene.
Claim 23
Dependent Claim
23 words
The method of claim 18, wherein said at least one alcohol is selected from the group consisting of methanol, ethanol, propanol, and isopropanol.
Claim 24
Dependent Claim
42 words
The method of claim 18, wherein said terpene comprises from about 5 w/w % to about 25 w/w % of said fuel and said at least one alcohol comprises from about 80 w/w % to about 90 w/w % of said fuel.
Claim 25
Dependent Claim
12 words
The method of claim 18, wherein said engine is a 4-cycle engine.
Claim 26
Dependent Claim
12 words
The method of claim 18, wherein said engine is a 2-cycle engine.
Claim 27
Dependent Claim
12 words
The method of claim 18, wherein said engine is a diesel engine.
Claim 28
Dependent Claim
15 words
The method of claim 18, wherein said fuel further consists essentially of a lubricating oil.
References Cited (Backward Citations)
US1405809A
Cited
US1891181A
Cited
US2068857A
Cited
US4297109A
Cited
US4704134A
Cited
US4818250A
Cited
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