wherein the material is extruded

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Producing shaped articles from the material by using presses; Presses specially adapted therefor > wherein the material is extruded

CPC:

Producing shaped articles from the material by using presses (shaping on moving conveyors B28B5/00); Presses specially adapted therefor (presses in general B30B) > wherein the material is extruded

CPC subdivides this area 3x more granularly than IPC with 5 additional codes.

5 codes are CPC-only extensions.

Child Classifications

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B28B 2003/203 2nd only CPC only CPC only
B28B 3/201 CPC only CPC only
B28B 3/205 CPC only CPC only
B28B 3/206 CPC only CPC only
B28B 3/208 CPC only CPC only
B28B 3/22 by screw or worm +4 CPC IPC+CPC Available in IPC and CPC
B28B 3/24 by reciprocating plunger IPC+CPC Available in IPC and CPC
B28B 3/26 Extrusion dies +10 CPC IPC+CPC Available in IPC and CPC