A separable impeller and inner drive are constructed from different plastics. The inner drive includes a metallic drive ring that receives drive lugs extending from the impeller. A bushing directly supports the inner drive and impeller and maintains extensions from the impeller in engagement with an annular groove in the inner drive.

 
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< Gas well de-watering apparatus and method

> Method and apparatus for enhancing fluid velocities in pipelines

> Sump draining apparatus having easily replaceable sensor and mount therefor

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