Shale patch pain: idle trucks and oil production equipment are seen in a Halliburton yard in Williston, North Dakota in 2016 Photo: REUTERS/SCANPIX

Services giants take huge impairment hit

Halliburton and Schlumberger post first-quarter losses as North American market takes a beating

23 April 2020 22:00 GMT Updated  23 April 2020 22:00 GMT
 in    London