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PCE
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CPC Subgroup
F04B 37/02

for evacuating by absorption or adsorption

Full Title

Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 > for evacuating by absorption or adsorption

1 direct subcode

Child Classifications

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  • F04B 37/04 Selection of specific absorption or adsorption materials