CPC Subgroup
F04B 39/04 Measures to avoid lubricant contaminating the pumped fluid
Full Title
Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00 > Measures to avoid lubricant contaminating the pumped fluid
1 direct subcode
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