Patent ID: 6849582

Claim:
A method of stimulating a hydrocarbon well which has a bore leading to a hydrocarbon bearing formation, which method includes the steps of: a) introducing into the bore a fluid including a continuous phase of or including at least one compound of the following formula (I): (R 2 ) p —Ph—(CH 2 ) m —COO—(AO) n —R 1 (I) where R 1 is a C 1 to C 20 hydrocarbyl group; AO is an alkyleneoxy group and may vary along the (poly)alkyleneoxy chain; n 0 or from 1 to 100; m is 0, 1 or 2; and Ph is a phenyl group, which may be substituted with groups (R 2 )p; where each R 2 is independently a C 1 to C 4 alkyl or alkoxy group; and p is 0, 1 or 2; and at least one fatty acid ester; and b) thereafter carrying out well stimulation operations.