Oil drilling rig lifting series reducer
2016-07-07 07:18 Click£ºtimes
Overall description: Oil rig123.net' target='_blank'>drilling rig lifting series reducer
Technical Features: For a drilling rig depth of 3000 m, 4000 m, 5000 m, 7000 m, etc.
The main parameters: 1, Model ZJ30DB, ZJ40DB, ZJ50DB, ZJ70DB etc.
2, rated power: 600-1200Kw
3, automatic drilling speed 0-50rpm
Application: for lifting oil drilling rig
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