CPC Main Group
F04B 39/00 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
11 direct subcodes
Child Classifications
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- F04B 39/02 Lubrication (of machines or engines in general F01M)
- F04B 39/04 Measures to avoid lubricant contaminating the pumped fluid
- F04B 39/06 Cooling; Heating; Prevention of freezing
- F04B 39/08 Actuation of distribution members
- F04B 39/10 Adaptations or arrangements of distribution members
- F04B 39/12 Casings; Cylinders; Cylinder heads; Fluid connections
- F04B 39/14 Provisions for readily assembling or disassembling
- F04B 39/16 Filtration; Moisture separation