CPC Subgroup
F04D 29/548 Full Title
Details, component parts, or accessories (machine elements in general F16) > Casings; Connections of working fluid > for axial pumps > Fluid-guiding means, e.g. diffusers
F04D 29/548 Details, component parts, or accessories (machine elements in general F16) > Casings; Connections of working fluid > for axial pumps > Fluid-guiding means, e.g. diffusers