| 摘要 |
A pump assembly particularly for use in high pressure operations is disclosed, which pump assembly is a barrel casing cartridge pump assembly which includes a pump cartridge having a plurality of impeller stages, and a barrel body casing which encases a portion of the pump cartridge. The barrel casing includes a centrally located suction branch which directly feeds a first impeller stage which is located centrally of the pump cartridge. Each impeller of the pump cartridge includes an eye for receiving fluid, the arrangement being such that each eye faces towards the suction branch.
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