The world’s largest oilfield services provider, Schlumberger ( NYSE: SLB ), reported on Friday its third consecutive quarterly loss this year as exploration and production companies drastically reduced demand for drilling in the U.S. and elsewhere due to the low oil prices and weak oil demand. Schlumberger booked a loss of US$82 million for the third quarter. The loss was much narrower than the second-quarter loss of US$3.434 billion , which was the second straight quarterly loss on the back of a dramatic revenue slump in U.S. shale and asset impairment charges in what “has probably been the most challenging quarter in past decades,” as CEO Olivier Le Peuch said in July. While the Q3 loss was much lower than in Q2, revenues at Schlumberger still declined in Q3 compared to Q2. Revenue declined by 2 percent sequentially, with North American revenue down 2 percent and international revenue down […]