Well emergency separation tool for use in separating a tubular element
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United States of America Patent
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May 29, 2018
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app pub date -
Aug 30, 2012
filing date -
Sep 2, 2011
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Abstract
A method of separating a tubular element, comprising providing a tubular element having an inner and an outer surface, a circumference of said outer surface, a longitudinal axis and a first end and a second end; radially surrounding said tubular element with an explosive shaped charge material, wherein said shaped charge explosive material is capable of generating a high-velocity plasma jet in response to an activation signal, and wherein said explosive material comprises an electrically conductive layer; transmitting said activation signal to said explosive material; generating said high-velocity plasma jet; and separating said tubular element into a first portion comprising said first end and a second portion comprising said second end when said high-velocity plasma jet penetrates said outer surface of said tubular element and exits said inner surface of said tubular element.
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