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Horizontal Automatic Mud
Spiral Casing Stabbing Board
Pneumatic Hoisting Machine of Oil Wellhead Assembly
Vertical Hydraulic Speed Regulation Ahead Box
Horizontal Hydraulic Speed Regulation Ahead Box
Novel Drill Pipe Straightener
Novel Hydraulic Governing Box of Oil Rig
High-voltage\Low-voltage AC Driving Device of Oil Rig
Integral Unit of Rig
Drawworks
Substructure
Derrick
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