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PCE
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DIFF Subgroup
F28D 7/16

the conduits being arranged in parallel spaced relation (; F28D7/02 - F28D7/10 take precedence)

Introduced: January 1985

Title

Titles differ between systems:

IPC: the conduits being arranged in parallel spaced relation

CPC: the conduits being arranged in parallel spaced relation (; F28D7/02 - F28D7/10 take precedence)

Full Title

Full titles differ between systems:

IPC:

Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall > the conduits being arranged in parallel spaced relation

CPC:

Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall > the conduits being arranged in parallel spaced relation (; F28D7/02 - F28D7/10 take precedence)

Of 4 combined children, 0 exist in both systems.

4 codes are CPC-only extensions.

Child Classifications

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