Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
December 21, 2010
Patent Application Number
11587456
Date Filed
April 29, 2005
Patent Primary Examiner
Patent abstract
An insulating complex having a metal case and insulating material confined in a vacuum between the inner wall and the outer wall of the case and wherein each of the walls has a metal strip, at least one of which includes corrugations. An insulated pipe and a set of two coaxial pipes are also provided wherein the coaxial pipes are arranged as an inner pipe and an outer pipe, preferably undersea pipes for great depths.
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