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US08720590B2 Permeable material compacting method and apparatus 失效
可渗透材料压实方法和装置

Permeable material compacting method and apparatus
Abstract:
A permeable material compacting method includes, positioning a portion of at least one elongated member within the interior of a tubular, moving a portion of the at least one elongated member through the interior of the tubular, moving a permeable material through the interior of the tubular with the portion of the at least one elongated member, and radially compacting the permeable material as the permeable material passes through the interior of the tubular.
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