A blowout preventer is a safety device used in drilling for oil and gas wells. It prevents uncontrolled releases of oil or gas from the well by sealing off the wellbore.
Sentences with «blowout preventer»
The regulatory blowout preventer failed long before BP ever started to drill — precisely because Salazar kept in place the crooked environmental guidelines the Bush administration implemented to favor the oil industry. (rollingstone.com)
Last year, Transocean commissioned a «strictly confidential» study of the reliability of blowout preventers used by deepwater rigs. (dotearth.blogs.nytimes.com)
The regulations also strictly control the types and amounts of fluids pumped into wells, require redundant safety devices, increase the frequency of inspections of critical emergency equipment — known as blowout preventers — and require offshore operators to take steps to center pipes inside wells when pumping cement into them. (cfact.org)