DRILL RIG Russian patent published in 1997 - IPC

Abstract RU 2077648 C1

FIELD: well drilling, mining. SUBSTANCE: drill rig has transport base with rotary platform and cartridge being moved along this platform by hydraulic cylinders. A mast, guides and drill equipment with lifting mechanism is installed on the cartridge. The platform has through lengthwise slots to place drill tool in those. Internal surface of the cartridge, facing the platform, has lengthwise ledges and rests. EFFECT: reliability and stability in operation. 3 dwg

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RU 2 077 648 C1

Authors

Korsakov Petr Fedorovich

Dates

1997-04-20—Published

1990-11-11—Filed