Annular separators for double walled pipe structures
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United States of America Patent
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-
Jan 19, 1999
Grant Date -
N/A
app pub date -
Oct 30, 1997
filing date -
May 16, 1995
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An annular bulkhead for separating the inner and outer generally coaxial pipes of a double walled pipe structure wherein the bulkhead is in the form of an annular resilient member dimensioned to fit, in use, the annular space between the pipes, wherein the annular resilient member is supported on each axial side thereof by means of at least partial annular rigid rings divided into separate segments and secured together through the resilient annular member.
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