Induction infiltration and cooling of matrix drill bits
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United States of America Patent
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Dec 26, 2017
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N/A
app pub date -
Jul 2, 2014
filing date -
Jul 2, 2014
priority date (Note) -
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Abstract
Zonal heating and cooling during the production of matrix drill bits may be achieved with a system that includes a cavity defined within a mold assembly having a central axis; reinforcing particles and a binder material disposed within the cavity; and a plurality of induction coils about a periphery of the mold assembly, each induction coil being spaced from each other along the height of the mold assembly, wherein a first induction coil of the plurality of induction coils is arranged proximal to a portion of mold assembly containing a portion of the reinforcing particles and a second induction coil of the plurality of induction coils is arranged proximal to a portion of the mold assembly containing a portion of the binder material.
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