Fluid handling – With heating or cooling of the system – Circulating fluid in heat exchange relationship
Reexamination Certificate
2005-08-30
2005-08-30
Chambers, A. Michael (Department: 3753)
Fluid handling
With heating or cooling of the system
Circulating fluid in heat exchange relationship
C137S315010, C137S335000, C137S559000, C137S565010, C138S110000, C237S00900A, C251S368000
Reexamination Certificate
active
06935361
ABSTRACT:
A pipe, piping system, kit, and radiant heating system that include lengths of cross-linked polyethylene pipe, which form connections between flow components. Some embodiments utilize a sheath disposed about the outside of the cross-linked polyethylene pipe to enhance rigidity.
REFERENCES:
patent: 2781174 (1957-02-01), Smith
patent: 3873022 (1975-03-01), Hilgemann
patent: 4679729 (1987-07-01), Petitjean et al.
patent: 4750472 (1988-06-01), Fazekas
patent: 5931200 (1999-08-01), Mulvey et al.
patent: 6283157 (2001-09-01), Rocheleau
Chambers A. Michael
Lawson & Persson P.C.
Persson Michael J.
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