PAT-Drill 431 is a truck mounted drill rig powered by a deck engine mounted on a rail chassis to fit any suitable 6,500 GVW truck chassis.
For down-the-hole-hammer and mud rotary drilling up to 200 m depth 100-165 mm diameter – according to tool selection.
(Thailand market only)
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Mast operates with 3m drill pipes.
Mast slides when vertical to give clearance to set surface casing or suit drill pipe handling.
Rig Table 305 mm diameter opening.
Flush Drill pipe 76mm diameter or 'open throat' 90mm diameter for efficent deep mud drilling.
Rotary Head : 50mm (2") Air/water pipe work & flanged drill pipe adaptor.
Re-positionable levelling jacks give high ground clearance of vehicle mounting options.
Optional 1000 Kg mast head winch for 3m casing handling.
The oldest PAT-Drill model and still in constant production and has many design refinements through its 25 years.
With a ‘stand alone’ mast unit it can be simply transported and man handled on drill sites – some with tight access.
Rig is powered by a stand alone power pack with a heavy duty Diesel engine or lightweight Petrol engine option.
Ideal application sedimentary mud drilled holes to 100 m depth 100-200 mm diameter.
The PAT-Drill 301 remains a popular PAT Models having been developed and refined through 15 years of continuous production and deployment on a wide variety of international drilling projects.
The PAT-Drill 421 is a heavy duty version of the compact trailer mounted rig. With a heavier and stronger mast, chassis and power pack it provides an alternate machine – ideally suited to being towed by light truck or Land Cruiser.
For down-the-hole-hammer and mud rotary drilling up to 180m depth 100-165mm diameter – according tool selection.
PAT-Drill 501 Truck mounted rigs retain the inherent simple operating concept of PAT-Drill 421 & 431 but are significantly a heavier and more robust machine able to comfortably drill holes at a higher specification.
For Down-The-Hole-Hammer and Mud rotary drilling up to 300 m depth 150-245 mm (6″-10″) diameter – according to tool selection.
Its is available as standard in 3 models:
PAT-Drill 501 HINO 300 Series Truck Mounted
PAT-Drill 501m HINO 500 Series truck mounted with 8×12 duplex piston high pressure mud pump
PAT-Drill 501 4×4 IVECO M150 truck mounted with 8×12 duplex piston high pressure mud pump
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