FUEL COMPOSITION INCLUDING IRON AND MANGANESE FOR REDUCTION OF SPARK PLUG POLLUTION Russian patent published in 2009 - IPC C10L1/30 

FIELD: chemistry.

SUBSTANCE: methods include adding manganese-containing compound selected out of group including cyclopentadienyl manganese tricarbonyl, methylcyclopentadienyl manganese tricarbonyl, dimethylcyclopentadienyl manganese tricarbonyl, trimethylcyclopentadienyl manganese tricarbonyl, tetramethylcyclopentadienyl manganese tricarbonyl, pentamethylcyclopentadienyl manganese tricarbonyl, ethylcyclopentadienyl manganese tricarbonyl, diethylcyclopentadienyl manganese tricarbonyl, propylcyclopentadienyl manganese tricarbonyl, isopropylcyclopentadienyl manganese tricarbonyl, tretbutylcyclopentadienyl manganese tricarbonyl, octylcyclopentadienyl manganese tricarbonyl, dodecylcyclopentadienyl manganese tricarbonyl, ethylmethylcyclopentadienyl manganese tricarbonyl, indenyl manganese tricarbonyl and their mixes, to fuel burned in engine and containing ferrocene.

EFFECT: reduced electro-conductivity of sediments formed by fuel combustion, prolonged life time and reduced pollution of spark plugs in engine, prevented ignition failures in engine.

11 cl, 2 tbl