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Secondary capping beams for offshore drilling platforms

  • US 4,534,677 A
  • Filed: 02/06/1984
  • Issued: 08/13/1985
  • Est. Priority Date: 02/06/1984
  • Status: Expired due to Fees
First Claim
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1. A cantilever support means having a pair of secondary capping beams, and being secured to an existing drilling platform structure and extending therebeyond for supporting modified, self-contained drilling rigs, said existing drilling platform structure comprising,a platform structure secured to four main supporting columns,said modified self-contained drilling rigs being of sufficient size and weight to accommodate drilling and associated production equipment for drilling multiple wells, said modified drilling rig further comprising,a pump package and a pipe rack deck supported on one extended end of the secondary capping beams,an engine package and main quarters package cantilevered on the opposed extended end of said secondary capping beams,combination tank and mud processing packages disposed on center wing deck areas on the main deck of said platform between said pump package and engine package, anda drilling substructure mounted on a skid base between said packages.

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