U.S. oil drillers add rigs for fourth straight week -Baker Hughes

July 22 (Reuters) - U.S. drillers this week added oil rigs for a fourth consecutive week, according to a closely followed report on Friday, with the recent return to the well pad expected to soften the decline in domestic crude production. Drillers added 14 oil rigs in the week to July 22, bringing the total rig count up to 371, compared with 659 a year ago, energy services firm Baker Hughes Inc said. Since early June when U.S. crude prices settled over $50 a