Underwater device and method for blocking outflow of a fluid like oil or gas by an underwater well
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United States of America Patent
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Oct 13, 2015
Grant Date -
Jun 12, 2014
app pub date -
Jun 21, 2011
filing date -
Jun 21, 2010
priority date (Note) -
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Abstract
The present invention relates to a device and to a method for blocking the outflow of a pressurized fluid from an underwater well, in particular, for blocking the outflow of crude oil and/or of natural gas, for carrying out an operation of closure of the well. In particular, the invention relates to a device and to a method for quickly stopping the flow and closing the well in case of incident and/or in case of fault of emergency shut-off devices of the underwater well, such as “blowout preventer” (“BOP”) systems, in order to reduce harm to the environment and economic losses due to fluid outflow from the well.
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