Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Main Group
B04C 3/00

Apparatus in which the axial direction of the vortex remains unchanged

Introduced: September 1968

Of 5 combined children, 3 exist in both systems.

2 codes are CPC-only extensions.

Note: 2 CPC extensions are marked as secondary classification only.

Child Classifications

Navigate with arrow keys, Enter to open

  • B04C 2003/003 2nd only CPC only CPC only
  • B04C 2003/006 2nd only CPC only CPC only
  • B04C 3/02 with heating or cooling, e.g. quenching, means IPC+CPC Available in IPC and CPC
  • B04C 3/04 Multiple arrangement thereof IPC+CPC Available in IPC and CPC
  • B04C 3/06 Construction of inlets or outlets to the vortex chamber IPC+CPC Available in IPC and CPC