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ROTOR FOR SCREW PUMPS AND/OR ECCENTRIC SCREW PUMPS, AND A SCREW PUMP OR ECCENTRIC SCREW PUMP
ROTOR FOR SCREW PUMPS AND/OR ECCENTRIC SCREW PUMPS, AND A SCREW PUMP OR ECCENTRIC SCREW PUMP
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机译：螺杆泵和/或偏心螺杆泵的转子，以及螺杆泵或偏心螺杆泵
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摘要
The invention relates to a rotor (1) for screw pumps and eccentric screw pumps, said rotor comprising a rotor head (2) for fixing to a drive and a rotor screw (3), wherein said rotor (1) having a total rotor length (LG). The rotor (1) consists of at least two rotor sections (I, II). The first rotor section (I) comprising the rotor head (2) and a first sub-section (5) of the rotor screw (3) and is made of a solid material, and the at least one second rotor section (II) is designed as a hollow body with an inner hollow region (13).
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