US4610696A
Expired / Lapsed
US
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Process for the formation of homogeneous fuel compositions containing a petroleum cut and at least one short chain aliphatic alcohol and compositions thereby obtained
Assignee: Elf Antar France
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Filing: 1985-07-01
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Granted: 1986-09-09
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Expires: 2005-07-01
Abstract
Abstract The present invention concerns a process for the formation of homogeneous fuel compositions containing a petroleum cut and at least one short chain aliphatic alcohol, essentially methanol, ethanol and the butanols, through dilution with an additive constituted by a C 6 to C 24 glycerol monoether.
Inventors
- 👤 Christian Bernasconi
- 👤 Michel Llinares
- 👤 Robert Nouguier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:24
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/18; C10L1/182; C10L1/1822; C10L1/1824; C10L1/185; C10L1/1852
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
67 words
Process for maintaining homogeneous fuels comprising an automobile fuel and at least one short-chain aliphatic alcohol through dilution with an additive, wherein the additive is a glycerol monoether having one of the general formulae: ##STR2## in which R represents a C 6 to C 24 linear or branched aliphatic radical and wherein the additive is used in quantities of between 0.5 and 15 kgm 3 of fuel.
Claim 2
Dependent Claim
67 words
Process for maintaining homogeneous fuels comprising an automobile fuel and at least one short-chain aliphatic alcohol through dilution with an additive, wherein the additive is a glycerol monoether having one of the general formulae: ##STR2## in which R represents a C 6 to C 24 linear or branched aliphatic radical and wherein the additive is used in quantities of between 0.5 and 15 kgm 3 of fuel.
Claim 3
Dependent Claim
19 words
Process according to claim 1, wherein R represents a C 8 to C 14 linear or branched aliphatic radical.
Claim 4
Dependent Claim
18 words
Process according to claim 1 or 2, wherein R represents a C 12 linear or branched aliphatic radical.
Claim 5
Dependent Claim
10 words
Process according to claim 1, wherein the additive is 1-dodecylglycerol.
Claim 6
Dependent Claim
10 words
Process according to claim 1, wherein said fuels contain tertiarybutanol.
Claim 7
Dependent Claim
23 words
Process according to claim 5, wherein said fuels further contain at least a compound selected from the group consisting of methanol and ethanol.
Claim 8
Dependent Claim
20 words
Process according to claim 1, wherein the additive is used in quantities of between 4 and 6 kg/m 3 .
Claim 9
Dependent Claim
62 words
Homogeneous fuel composition containing an automobile fuel, at least one short-chain aliphatic alcohol and an additive, wherein the additive is a glycerol monoether having one of the general formulae: ##STR3## in which R represents a C 6 to C 24 linear or branched aliphatic radical and wherein the additive is used in quantities of between 0.5 and 15 kgm 3 of fuel.
Claim 10
Dependent Claim
62 words
Homogeneous fuel composition containing an automobile fuel, at least one short-chain aliphatic alcohol and an additive, wherein the additive is a glycerol monoether having one of the general formulae: ##STR3## in which R represents a C 6 to C 24 linear or branched aliphatic radical and wherein the additive is used in quantities of between 0.5 and 15 kgm 3 of 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) | 1989-09-08 | 1990-03-10 | 1990-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-09-08 | 1994-03-10 | 1994-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-09-08 | 1998-03-10 | 1998-09-09 | $7700.00 | Window Closed / Lapsed |