Plastic and nonmetallic article shaping or treating: processes – Mechanical shaping or molding to form or reform shaped article – Shaping against forming surface
Reexamination Certificate
2005-05-25
2010-11-02
Johnson, Christina (Department: 1791)
Plastic and nonmetallic article shaping or treating: processes
Mechanical shaping or molding to form or reform shaped article
Shaping against forming surface
C264S262000, C264S271100, C138S145000
Reexamination Certificate
active
07824595
ABSTRACT:
A system and method for insulating an outer surface of a fluid conduit is provided. A portion of the circumference of the outer surface of a conduit is surrounded in a film, thereby forming a generally annular pocket between the outer surface of the conduit and the inner surface of the film. Insulation is deposited into this pocket between the outer surface of the conduit and an inner surface of the film, molded to a substantially uniform radial thickness, and cured to form a cast molded conduit.
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Appleby Robert
Ervin Billy
Pfanner Glen
Hauth Galen
Johnson Christina
Perma-Pipe, Inc.
Ungaretti & Harris LLP
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