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HORIZONTAL FRAC BALL INJECTOR

  • US 20120211219A1
  • Filed: 02/22/2011
  • Published: 08/23/2012
  • Est. Priority Date: 02/22/2011
  • Status: Active Grant
First Claim
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1. A horizontal frac ball injector, comprising:

  • an injector spool having an intake end, a discharge end and an axial passage that extends from the intake end to the discharge end; and

    at least two independently operated ball injector assemblies respectively connected to a radial port through a sidewall of the injector spool, each ball injector assembly supporting a ball cartridge having a capacity to accommodate a plurality of frac balls, and each ball injector assembly further comprising a ball launcher that is reciprocated by a ball launcher drive from a ball load position in which a ball is loaded from the ball cartridge into a ball chamber of a ball injector, to a ball release position in which the ball is moved out of a side opening of the ball chamber by fluid pumped through the axial passage.

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