DIFF Main Group
F28F 3/00 Plate-like or laminated elements; Assemblies of plate-like or laminated elements (specially adapted for movement F28F5/00)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Plate-like or laminated elements; Assemblies of plate-like or laminated elements
CPC: Plate-like or laminated elements; Assemblies of plate-like or laminated elements (specially adapted for movement F28F5/00)
Full Title
Full titles differ between systems:
IPC:
Plate-like or laminated elements; Assemblies of plate-like or laminated elements
CPC:
Plate-like or laminated elements; Assemblies of plate-like or laminated elements (specially adapted for movement F28F5/00)
Of 4 combined children, 3 exist in both systems.
1 codes are CPC-only extensions.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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- F28F 3/02 Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations (F28F3/08 takes precedence) +2 CPC IPC+CPC Available in IPC and CPC
- F28F 3/08 Elements constructed for building-up into stacks, e.g. capable of being taken apart for cleaning +2 CPC IPC+CPC Available in IPC and CPC
- F28F 3/12 Elements constructed in the shape of a hollow panel, e.g. with channels IPC+CPC Available in IPC and CPC