VIENNA, June 18 (Reuters) - Harold Hamm, founder and chief executive officer of Continental Resources Inc, has canceled a scheduled appearance at an OPEC event this week in Vienna, a BOP Blow Out Preventer repair company gulf coast spokeswoman said.

In punching back against US tariffs, China included almost all energy-related commodities on a list of its retaliatory actions.

(Bloomberg) -- In punching back against U.S.

(Bloomberg) -- Crude climbed as traders weigh signals from OPEC producers on the potential size of an output increase.

West Texas Intermediate crude futures advanced 1.2 percent.

OSLO, June 18 (Reuters) - Norwegian oil and gas firm Equinor has awarded drilling and well service contracts worth 30 billion Norwegian crowns ($3.68 billion) to Schlumberger, Halliburton and Baker Hughes, it said on Monday.

An Accenture report finds there is additional value in digital technologies that refiners have not yet taken full advantage of.

Refiners are reaping benefits from deploying digital technologies, but haven’t unlocked the full value yet, according to an Accenture report.

U.S. energy companies added one oil rig this week, the fourth consecutive week of increases.

June 15 (Reuters) - U.S.

NEW YORK, June 15 (Reuters) - Oil prices fell more than $2 a barrel Friday after two of the world's biggest producers indicated they might increase output at next week's OPEC meeting, while U.S.

Mobile tech supplements - but does not replace - water management processes used in waterflood enhanced oil recovery.

Although proportions vary and worldwide data are incomplete, water makes up a significant volume of the oil rig flanges gulf coast production from wells.

What do the oil and gas industry and 'Big Pharma' have in common these days?

Activity in the oil and gas industry has been picking up, but there are signs that companies continue to emphasize financial discipline and maintain cost-reduction efforts begun during the latest downturn.