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DIFF Subgroup
E04G 21/04

Devices for both conveying and distributing (concrete pumps F04)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Devices for both conveying and distributing

CPC: Devices for both conveying and distributing (concrete pumps F04)

Full Title

Full titles differ between systems:

IPC:

Preparing, conveying, or working-up building materials or building elements; Other devices or measures for constructional work > Conveying or working-up concrete or similar masses able to be heaped or cast > Devices for both conveying and distributing

CPC:

Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work (conveying in general B65G; lifting devices B66; working stone-like materials B28D; measuring instruments G01) > Conveying or working-up concrete or similar masses able to be heaped or cast (in connection with finishing work E04F; construction and surfacing of floorings made of similar material to roads or pavements E01C; in connection with barrages E02B7/00; in connection with foundations E02D15/00; composition of concrete C04B; working concrete in general, e.g. mixing machines B28C) > Devices for both conveying and distributing (concrete pumps F04)

Of 4 combined children, 0 exist in both systems.

4 codes are CPC-only extensions.

Note: 1 CPC extensions are marked as secondary classification only.

Child Classifications

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