Centrifugal pumps. Test procedure for seal packings
离心泵 密封填料的试验程序

2015-09-30

End-suction centrifugal pumps. Dimensions of cavities for mechanical seals and for soft packing
端吸离心泵 机械密封和软填料的空腔尺寸

2001-01-15

END-SUCTION CENTRIFUGAL PUMPS. DIMENSIONS OF CAVITIES FOR MECHANICAL SEALS AND FOR SOFT PACKING.
端吸离心泵 机械密封和软填料的空腔尺寸

1991-06-10

轴向吸入离心泵 机械密封和软填料用空腔尺寸
End-suction centrifugal pumps―Dimensions of cavities for mechanical seals and for soft packing

2013-12-17

End-suction centrifugal pumps — Dimensions of cavities for mechanical seals and for soft packing
端吸离心泵——机械密封和软填料的空腔尺寸

2000-11-16