WINCH BOOM AND METHOD FOR TRENCHLESS REPLACEMENT
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United States of America Patent
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Issued Date -
Jun 4, 2020
app pub date -
Jan 30, 2020
filing date -
Aug 2, 2012
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Abstract
A pipe replacement system and method are shown. Configurations are shown that include a pulley that does not damage a bursting tool, as the bursting tool is pulled into a pit. Configurations are also shown that include a boom that does not need an extraction cage for the bursting tool.
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