Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
February 27, 2018
Patent Application Number
13800460
Date Filed
March 13, 2013
Patent Citations Received
...
Patent Primary Examiner
Patent abstract
Embodiments of the invention are directed to a rotor for a molten metal pump and a molten metal pump including the rotor. The rotor has a main body and a top comprised of a material that is at least twice as hard as the main body. The top, among other things, may form a first portion of each rotor blade wherein the first portion directs molten metal into a pump chamber or other structure in which the rotor is mounted.
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