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GEFCO 22

Product catalog summary

Overview: The GEFCO 22 unit is a compact, PTO-powered drilling rig mounted on a tandem axle truck, designed for large mud drilling projects. It offers a maximum hook load of 66,250 lbs (30,050 kg) and a single line pull of 18,000 lbs (8,164 kg).

Specifications:

Frame: Structural steel with mast hinge posts, mast rest, and operator's platform.
Power Take-Off: Full torque gear type with helical gear and positive lubrication.
Drawworks: Double drum with air clutch and double brake band, single line pull of 18,000 lbs on bare drum.
Mast: 35 ft (10.7 m) working height, rated gross capacity of 111,000 lbs (50,350 kg).
Lighting: Five shockproof 12-Volt lights.
Breakout Tongs: Hinge type with various lug jaws for required diameters.

Popular Options:

Mountings: 6 x 4 or 6 x 6 conventional style truck with up to 525 HP.
Mud Pumps: Various piston and centrifugal pumps available.
Air Compressor: Various options available.
Rotary Table: Options include 8 1/2 in, 10 in, or 18 in retractable tables.
Pulldown/Holdback: Chain/hydraulic motor feed system with pulldown to 25,000 lbs and holdback to 15,000 lbs.
Kellys: Available in 4 1/4 in and 5 in diameters, both 24 ft long.
Swivel: Options include 2 in or 3 in, with others available on request.
Mast Extension: Available in lengths from 3 ft to 15 ft.
Sandreel: Single line pull of 6,000 lbs on bare drum air clutch.
Water Injection Pump: Two or four-cylinder models with outputs of 8 to 18 GPM.
Lubricator: 7-gallon capacity, electrically controlled, with a maximum displacement of 3 qt/hr.
Weight Indicator: Hydraulic type with a capacity of 100,000 lbs.
Mud Pump Rod Lubrication: Lubricator type packaging glands or forced-feed oiler system.
Lighting: 50 to 60 Hz generator system (trailer mounted only).
Racking Board: Folding type mounted on mast.

Weights and Dimensions: Length: 35 ft 10 in (10.9 m); Width: 8 ft 6 in (2.6 m); Height: 12 ft 6 in (3.8 m). Average weight based on options: 51,000 lbs (23,133 kg).

Catalog excerpts

The GEFCO 22 unit is mounted on a tandem axle truck. It is PTO powered and geared toward large mud drilling projects, yet is compact enough to get into tight locations. With a maximum hook load of 66,250 lbs. (30,050 kg) and single line pull of

Open the catalog to page 1

Rotary Table Drilling Rig SPECIFICATIONS RATINGS Maximum hook load 66,250 lbs (30,050 kg) on bare drum. Structural steel frame complete with mast hinge posts, mast rest and operators platform. POWER TAKE-OFF Full torque gear type with helical gear, positive lubrication. Double drum, each equipped with two-plate air clutch and 6 x 24 (152 mm x 608 mm) double brake band. Single line pull 18,000 lbs (8,164 kg) on bare drum. 35 ft (10.7 M) working height. Rated gross capacity 111,000 lbs (50,350 kg). Five (5) shockproof 12-Volt lights. BREAKOUT TONGS Hinge type with various lug jaws. Fitted for diameters...

Open the catalog to page 2