IPC Subgroup
F28F 13/02 by influencing fluid boundary
Introduced: September 1968
Last revised: January 2006
Full Title
Arrangements for modifying heat transfer, e.g. increasing, decreasing > by influencing fluid boundary
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- HEAT EXCHANGE IN GENERAL
- Subclass:
- DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION