Installation for drilling a well into a soil and associated drilling method
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United States of America Patent
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Apr 25, 2017
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app pub date -
Jan 16, 2013
filing date -
Jan 17, 2012
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Abstract
An installation (11) for drilling a well (13) into a soil comprising: —a discharge pipe (25) connected to the well (13) for recovering a drilling mud created by the drilling fluid mixing with components from the soil; —a flow rate sensor (92) to measure at least one parameter of the recovered drilling mud and generate a parameter value; —a calculator (94) connected to the flow rate sensor (92) to receive the parameter value in order to calculate a flow rate of the recovered drilling mud using the parameter value; characterized in that it further comprises a flume (90) having a throat and an approach channel hydraulically connected to the discharge pipe (25) to receive the recovered drilling mud, the measured parameter of the recovered drilling mud being representative of a height of the recovered drilling mud in the approach channel.
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