Heat exchange – With cleaning means for heat exchanger
Patent
1990-10-19
1992-07-14
Favors, Edward G.
Heat exchange
With cleaning means for heat exchanger
15317, 122379, 122391, 134166C, 134167C, F22B 908
Patent
active
051294559
ABSTRACT:
An improved multi-lance cleaning apparatus for cleaning the interior of heat exchanger tubes, the apparatus having a lance housing, a slidable manifold within the lance housing, a single conduit connecting the manifold with a high pressure, high volume fluid source, a spool for storing the conduit permitting it to be advanced and retracted, means for moving the manifold within the housing, a plurality of lances removably attached to the manifold and adapted to fit within a heat exchanger tube and tube guides to guide and support the lances. The lances include a plurality of flexible lances attached to rigid lances and adapted to fit within a heat exchanger tube which are capable of traversing a curved path within the tube bundle.
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Favors Edward G.
Ohmstede Mechanical Services, Inc.
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