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Class Information
Number: 122/428
Name: Liquid heaters and vaporizers > Feed heaters > Internal conduit
Description: Subject matter comprising a conduit located inside a boiler for heating the water before it is finally delivered to the boiler from the conduit. The feed water may or may not be mixed with boiler water or steam before its final delivery to the boiler.
Sub-classes under this class:
Patents under this class:
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