Method and apparatus for facilitating assembly and erection...

E - Fixed Constructions – 21 – B

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Details

E21B 7/02 (2006.01) E21B 15/00 (2006.01)

Patent

CA 2716057

A method for facilitating assembly and erection of a drilling rig, the drilling rig comprising a structure (11,12) and a mast (20,30), the mast (20,30) comprising at least a first mast section (20,120) and a second mast section (30,130), the method comprising the steps of connecting said first mast section (20,120) to said structure (11,12), the first mast section (20,120) having first connection apparatus (26,27,126,127), moving said second mast section (30,130) adjacent the first mast section (20,120) us-ing a vehicle, the second mast section (30,130) having second connection apparatus (36,37,136,137), and moving the first section (20,120) so that the first connection apparatus (26,27,126,127) contacts the second connecti on apparatus (36,37,136,137) and en-gages the second connection apparatus to secure the first mast section (20,120) to the second mast section (30,130).

L'invention porte sur un procédé pour faciliter l'assemblage et l'érection d'un appareil de forage, l'appareil de forage comprenant une structure (11, 12) et un mât (20, 30), le mât (20, 30) comprenant au moins une première section de mât (20, 120) et une deuxième section de mât (30, 130), le procédé comprenant les étapes de liaison de ladite première section de mât (20, 120) à ladite structure (11, 12), la première section de mât (20, 120) comportant un premier appareil de liaison (26, 27, 126, 127), de déplacement de ladite deuxième section de mât (30, 130) au voisinage de la première section de mât (20, 120) à l'aide d'un véhicule, la deuxième section de mât (30, 130) comportant un deuxième appareil de liaison (36, 37, 136, 137), et de déplacement de la première section (20, 120) de telle sorte que le premier appareil de liaison (26, 27, 126, 127) vient en contact avec le deuxième appareil de liaison (36, 37, 136, 137) et vient en prise avec le deuxième appareil de liaison de façon à fixer la première section de mât (20, 120) à la deuxième section de mât (30, 130).

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