Claims
- 1. A fuel composition comprising:a combustible fuel; and from 500 to 2500 ppm by weight based on the weight of fuel of an additive combination comprising: (a) 0.2 to 10 wt % ashless friction modifier which is a liquid at room temperature and pressure selected from the group consisting of (i) n-butyl amine oleate or derivatives thereof and (ii) a mixture of (i) with a substance comprising tall oil fatty acids or derivatives thereof; (b) 10 to 80 wt % deposit inhibitor; and (c) 10 to 80 wt % carrier fluid.
- 2. The composition of claim 1 wherein the fuel is selected from the group consisting of gasoline, diesel fuel and jet fuel.
- 3. The composition of claim 2 wherein the fuel is gasoline.
- 4. The fuel composition of claim 2 or 3 wherein the ashless friction modifier is n-butyl amine oleate.
- 5. The composition of claim 4 wherein the amount of friction modifier (a) is from 0.5 to 10 wt %.
- 6. The composition of claim 5 wherein the deposit inhibitor (b) is selected from the group consisting of polyalkylene amines, polyalkylene succinimides and mixtures thereof.
- 7. The composition of claim 6 wherein the amount of deposit inhibitor (b) is from 20 to 75 wt %.
Priority Claims (1)
Number |
Date |
Country |
Kind |
96202549 |
Sep 1996 |
EP |
|
Parent Case Info
This application is a 371 of PCT/EP/05015, filed Sep. 11, 1997.
PCT Information
Filing Document |
Filing Date |
Country |
Kind |
102e Date |
371c Date |
PCT/EP97/05015 |
|
WO |
00 |
7/18/2000 |
7/18/2000 |
Publishing Document |
Publishing Date |
Country |
Kind |
WO98/11175 |
3/19/1998 |
WO |
A |
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