Method of and apparatus for horizontal well drilling

  • US 5,853,056 A
  • Filed: 04/01/1996
  • Issued: 12/29/1998
  • Est. Priority Date: 10/01/1993
  • Status: Expired due to Term
First Claim
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1. An apparatus for drilling horizontally into the earth'"'"'s strata from an opening in the well casing comprising:

  • a high pressure fluid nozzle blaster;

    a flexible conduit having said nozzle blaster on the end thereof;

    means to transfer fluid at high pressure to said flexible conduit;

    means to position said nozzle blaster in said opening, said means to position including an elbow providing an inlet and outlet with a passageway therebetween for the nozzle blaster and the flexible conduit;

    guide tracks aligned with the inlet to the passageway, said guide tracks guiding the nozzle blaster and the flexible conduit down the well casing thereby moving the nozzle blaster out the outlet into cutting engagement with the well casing;

    said elbow passageway being configured to guide said nozzle blaster and said flexible conduit as the flexible conduit is fed through the inlet and outlet so that said nozzle blaster can cut a lateral passageway; and

    means to feed said flexible conduit through said opening.

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