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PCE
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DIFF Main Group
B28C 1/00

Apparatus or methods for obtaining or processing clay (filtration in general B01D; separation of solids from solids B03, B07; chemical part C04B; by mining or quarrying E21C41/16, E21C41/26, E21C47/10)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Apparatus or methods for obtaining or processing clay

CPC: Apparatus or methods for obtaining or processing clay (filtration in general B01D; separation of solids from solids B03, B07; chemical part C04B; by mining or quarrying E21C41/16, E21C41/26, E21C47/10)

Full Title

Full titles differ between systems:

IPC:

Apparatus or methods for obtaining or processing clay

CPC:

Apparatus or methods for obtaining or processing clay (filtration in general B01D; separation of solids from solids B03, B07; chemical part C04B; by mining or quarrying E21C41/16, E21C41/26, E21C47/10)

Of 3 combined children, 2 exist in both systems.

1 codes are CPC-only extensions.

2 shared codes have differing titles between IPC and CPC.

Child Classifications

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