| (19) |
 |
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(11) |
EP 2 612 897 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
23.10.2013 Bulletin 2013/43 |
| (43) |
Date of publication A2: |
|
10.07.2013 Bulletin 2013/28 |
| (22) |
Date of filing: 05.11.2003 |
|
| (51) |
International Patent Classification (IPC):
|
|
| (84) |
Designated Contracting States: |
|
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR |
| (30) |
Priority: |
14.11.2002 GB 0226587
14.11.2002 US 294210
05.08.2003 US 493030 P
|
| (62) |
Application number of the earlier application in accordance with Art. 76 EPC: |
|
03811014.4 / 1560900 |
| (71) |
Applicant: BP OIL INTERNATIONAL LIMITED |
|
Sunbury-on-Thames,
Middlesex TW16 7BP (GB) |
|
| (72) |
Inventor: |
|
- Clark, Alisdair Quentin
Reading, Berkshire RG8 7QR (GB)
|
| (74) |
Representative: Perkins, Nicholas David |
|
BP International Limited
Global Patents & Technology Law
Chertsey Road
Sunbury-on-Thames
Middlesex TW16 7LN
Sunbury-on-Thames
Middlesex TW16 7LN (GB) |
|
| |
|
| (54) |
Aviation Gasoline Composition, It's Preparation And Use |
(57) An aviation gasoline composition comprising at least one tri-methyl pentane hydrocarbon
and at least one C
4 or C
5 alkane wherein the amount of the at least one tri-methyl pentane in said composition
is 10 to 90 vol %, the composition is substantially free of any lead compounds and
the composition has a motor octane number of at least 92 and less than 98. The composition
of the present invention may be made by blending together one or more process streams
and may be used in a spark ignition aviation engine.