Patterson-UTI Energy Inc had an average of 176 drilling rigs operating in May, up almost 11% from the 159 reported for May 2017, with an average of 175 drilling rigs operating for the two months ended May 31, up almost 27% from the same two-month period in the prior year, the company said in a June 5 news release.
Patterson-UTI Energy Inc, a subsidiary of Patterson Energy, provides onshore contract drilling services to oil and natural gas operators in the U.S. and Canada.
