Brent crude was down 29 cents, or 0.7%, at $42.34 a barrel by 0335 GMT, while U.S. West Texas Intermediate (WTI) crude futures fell 35 cents, or 0.9%, to $40.02 a barrel.
A collapse of the offshore industry will have broad impact. Drillers and their suppliers have driven innovation that has helped shale and offshore wind companies by pioneering remote monitoring and control, and last year directly generated about 25% of
Brent crude was up 6 cents at $43.14 a barrel at 0046 GMT, after gaining 2.1% on Monday. U.S. oil was up 8 cents at $40.81 a barrel, having risen 1.8% in the previous session.
The US oil and gas rig count, an early indicator of future output, fell to a record low for a seventh week in a row, dropping by 13 to 266 in the week to June 19.
US oil rigs fell 10 to 189 this week, their lowest since June 2009, while gas rigs dropp
Brent crude futures rose 35 cents, or 0.8%, to $41.86 a barrel by 0446 GMT. U.S. West Texas Intermediate (WTI) crude futures climbed 38 cents, or 1%, to $39.22 a barrel.
Brent crude futures were down 89 cents, or 2.2%, at $40.07 a barrel as of 0348 GMT, and U.S. West Texas Intermediate (WTI) futures fell $1.13, or 2.9%, to $37.25 a barrel.
Brent crude fell 20 cents, or 0.5%, at $39.52 a barrel by 0424 GMT, having gained 2.6% on Monday. U.S. oil dropped 21 cents, or nearly 0.6%, to $36.91 a barrel, after closing 2.4% higher in the previous session.
The cuts were mainly for medium and heavy grades and were seen at refineries in countries such as China, the sources with knowledge of the matter said.
Brent crude futures fell 89 cents, or 2.3%, to $37.84 a barrel by 0302 GMT, while U.S. West Texas Intermediate crude futures were down $1.18, or 3.3%, to $35.08 a barrel.