METHODS, STRINGS AND TOOLS TO ENHANCE WELLBORE FRACTURING
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United States of America Patent
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Oct 6, 2014
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Oct 4, 2013
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Abstract
A tubing string external structure forms a pathway in a cemented annulus that extends from a fluid treatment port axially away from the port and along a length of the tubing string. Wellbore treatment fluids can be injected through the tubing string and through the pathway to contact the wellbore wall along a length greater than the axial length of the port.
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