Sentence examples for challenging drilling from inspiring English sources

Aging experiments at 120 °C indicated that they also have good stability at high temperatures for challenging drilling operations.

The gulf is a more challenging drilling environment than the rest of the world".

There are isolated signs of companies taking action to change their business model, with Shell merging with its rival BG and pulling back from high-cost and environmentally challenging drilling in the Alaskan Arctic.

The North Atlantic is the most challenging drilling environment on the planet; the $4 billion (U.S).

My Hayward told MPs that the "Gulf of Mexico is a more challenging drilling environment than many other parts of the world".

But given that northern seas offer some of the most challenging drilling conditions on Earth in an area that's also home to an array of vulnerable and iconic species of wildlife, the company's plans have drawn heavy scrutiny from federal agencies and a wide range of passionate stakeholders.

Indeed, even veteran team members sometimes appeared to be drowning during challenging drills.

Now that the team is at the interface of the water and ice, the ice is very warm and forms large crystals that are challenging to drill through and caused the team's drill to get stuck last year.

The studies, which must address a broad range of economic and environmental issues, have been the main forum for critics within the government and the public to challenge oil drilling and other projects.

Several oil-services companies and politicians in Louisiana have challenged the drilling ban on the grounds that it is arbitrary and has a negative economic impact on the region.Brazil's Petrobras postponed until September a planned share issue that is expected to raise $25 billion.

The existing exploration data are sparse, and any effort made on the strati-structural interpretation is challenging for exploratory drilling campaigns, even with meager well control.