DRILLING RIG
First Claim
1. An offshore drilling rig comprisinga drill floor deck having a hole defining a first well centre;
- a first mast upwardly extending relative to the drill floor deck, and a first hoisting system supported by the first mast and configured for hoisting and lowering tubular equipment through the first well centre;
wherein the first hoisting system is displaced from and located on a first side of the first well centre;
first pipe handling equipment for moving tubular equipment to the first hoisting system so as to allow the first hoisting system to hoist or lower the tubular equipment through the first well centre.
3 Assignments
0 Petitions
Accused Products
Abstract
Disclosed herein are embodiments of an offshore drilling rig comprising a drill floor deck having a hole defining a first well centre. Embodiments of the drilling rig further comprise a first mast upwardly extending relative to the drill floor deck, and a first hoisting system supported by the first mast and configured for hoisting and lowering tubular equipment through the first well centre. The first mast is located on a first side of the first well centre. Embodiments of the drilling rig further comprise first pipe handling equipment for presenting tubular equipment to the first hoisting system so as to allow the first hoisting system to hoist or lower the tubular equipment through the first well centre.
19 Citations
34 Claims
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1. An offshore drilling rig comprising
a drill floor deck having a hole defining a first well centre; -
a first mast upwardly extending relative to the drill floor deck, and a first hoisting system supported by the first mast and configured for hoisting and lowering tubular equipment through the first well centre;
wherein the first hoisting system is displaced from and located on a first side of the first well centre;first pipe handling equipment for moving tubular equipment to the first hoisting system so as to allow the first hoisting system to hoist or lower the tubular equipment through the first well centre. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34)
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Specification