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Apparatus and method for conducting offshore well operations

  • US 4,286,665 A
  • Filed: 10/17/1979
  • Issued: 09/01/1981
  • Est. Priority Date: 04/24/1979
  • Status: Expired due to Term
First Claim
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1. In combination:

  • a sea floor template frame means for one or more wells each having a well axis includinga latch ring member provided with an annular engagement face on said template means arranged coaxial to each well axis;

    a retrievable guide line base frame adapted to be lowered in coaxial relation with a selected well axis and freely movable around said selected well axis relative to said ring member for random positioning in any angular relation to said ring member;

    and latch means on said guide line base frame cooperably engageable with said annular engagement face on said latch ring member on said template frame means in any random angular position of said guide line base frame about said well axis relative to said ring member.

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