Patent ID: 6840290

Claim:
A process for fuelling a marine vessel having a diesel engine and/or a boiler, which process comprises: (a) providing said marine vessel with a storage tank operably connected to said diesel engine and/or boiler; (b) introducing into said storage tank a first high internal phase ratio (HIPR) emulsion (A) comprising 10-40% by weight water and a fuel oil comprising at least one member selected from the group consisting of atmospheric residues, vacuum distillate residues, visbreaker residues and other heavy refinery streams in the substantial absence of hydrocarbon cutter stock; and (c) introducing into said storage tank optionally containing emulsion (A), a second high internal phase ratio (HIPR) emulsion (B) comprising 10-40% by weight water and a fuel oil comprising at least one member selected from the group consisting of atmospheric residues, vacuum distillate residues, visbreaker residues and other heavy refinery streams in the substantial absence of hydrocarbon cutter stock; and in which the emulsions (A) and (B) are different from each other.