CPC Subgroup
F28F 13/12 by creating turbulence, e.g. by stirring, by increasing the force of circulation (F28F13/08 takes precedence)
Full Title
Arrangements for modifying heat-transfer, e.g. increasing, decreasing (F28F1/00 - F28F11/00 take precedence) > by affecting the pattern of flow of the heat-exchange media > by creating turbulence, e.g. by stirring, by increasing the force of circulation (F28F13/08 takes precedence)
1 direct subcode
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