LINING MATERIAL REMOVAL SYSTEM AND METHOD
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United States of America Patent
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Issued Date -
Aug 29, 2013
app pub date -
Apr 12, 2013
filing date -
Oct 13, 2010
priority date (Note) -
Abandoned
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Abstract
Apparatus for removing lining material from the inside of a cylindrical structure comprising a traveler received within the structure and movable along its length and having a securing means, a rotatable nozzle assembly connected to the traveler, the nozzle assembly comprising one or more nozzle lines each terminating in a nozzle head that rotates, the nozzle assembly being configured in a manner that each nozzle head is suitably spaced from the lining material to be able to deliver a jet of fluid under pressure to the lining material, a nozzle rotation means for rotating the nozzle assembly, and a conduit means in fluid communication with the nozzle assembly suitable for delivering a flow of fluid to the nozzle assembly under sufficient pressure to cut the lining material in the structure. A method employing the apparatus for removing lining material.
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