E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
294/13
E21B 19/14 (2006.01) E21B 19/15 (2006.01)
Patent
CA 1279883
Abstract of the Disclosure A pipe handling apparatus is disclosed, which is adapted for automated drilling operations. Drill pipes are manipulated between substantially horizontal and vertical positions, and the apparatus is used with a top mounted drilling device which is rotatable about a substantially horizontal axis. The apparatus comprises a strongback provided with clamps to hold and manipulate pipes. The strongback is at one end portion rotatably connected to the same axis as the drilling device. The strongback moves up or down with the drilling device. A brace unit is attached to the strongback to be rotatable about a second axis spaced apart from said first axis. The brace unit has one end portion rotatable about a third axis.
549863
Slettedal Per
Gowling Lafleur Henderson Llp
Maritime Hydraulics A.s.
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