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CBM Drilling and Workover Rig

CBM drilling and workover rig is special made for the CBM production according the environment need.

There are two types, truck-mounted and trailer-mounted for option.

The CBM drilling and workover rig has mechanical drive and hydraulic drive, which power unit, mast, drawwork, and air compressor are installed on the truck to create good mobile capacity.

Hoisting operations and rotary operations of the drilling and workover rig are controlled by a hydraulic system.

The CBM drilling and workover rig can meet the requirements of the mud drilling, air drilling, water drilling, foam drilling and the other types of the drilling as well.


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Model

CDR06/300

CDR10/450

CDR15/600

CDR20/900

Nominal drilling depth, m

2-7/8”DP

700~900

1000~1500

1500~2200

2000~3000

4-1/2”DP

700

1000

1500

2000

Max hook load, kN

300

450

600

900

Max down force, kN

60

100

150

200

Max rotary torque, N.m

8000

15000

20000

20000

Max rotary speed, rpm

170

170

170

170

Rotary table opening diameter, in

13.8

15.7

15.7

15.7

Mast effective height, m

≧7.5

≧11

≧12

≧12


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