| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 12.99 |
| PATENT ASSIGNEE | Shell Oil |
| PATENT CLAIMS |
Fuel oil compn for compression-ignition engine contg - Middle distillate oil (major amount) having S (< 0.05%) - HO-C6H4-COOH Antiwear lubricity additive (minor amount) to thereby reduce wear rate in fuel injection system of engine as measured by the av. wear scar diam. in the High Frequency Reciprocating Rig test |
| PATENT PHOTOCOPY | Available on request |
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