Method and apparatus for covering and heating fluid flow devices

Details Method and apparatus for covering and heating fluid flow devices Method and apparatus for covering and heating fluid flow devices

1994-09-08

1997-03-11

Walberg, Teresa J.

Electric heating

Heating devices

Combined with container, enclosure, or support for material...

219523, 219213, 392416, 137341, F27D 1102, F03B 712, F16L 5500

Patent

active

056097840

ABSTRACT:
An apparatus and method for enclosing and heating a fluid flow control device. The apparatus includes a cover assembly and a heater element. The heater preferably has an elongated body for placement on or adjacent to the ground on which the fluid flow device extends. The method is directed to the use of the apparatus and positioning the heater in order to establish a substantially uniform thermal gradient within the cover in the range of less than two degrees per vertical inch of elevation.

REFERENCES:
patent: Re33523 (1991-01-01), Devine
patent: 3527921 (1970-09-01), Voglesonger
patent: 3962561 (1976-06-01), Maitenaz
patent: 4117305 (1978-09-01), Colten
patent: 4593178 (1986-06-01), Banta et al.
patent: 4726394 (1988-02-01), Devine
patent: 5038018 (1991-08-01), Grise et al.

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