MOBILE DIRECT AND INVERSE OPERATING DRILLING-AND-PRODUCING RIG Russian patent published in 2007 - IPC E21B7/02 E21C45/00 

FIELD: mining, particularly to produce solid minerals from non-commercial and abandoned field including thin and ultra-thin horizontal productive reservoirs.

SUBSTANCE: rig comprises transportation base, derrick with supports, drilling pipe secured to movable rotation unit by the first drilling pipe end, upper block-and-tackle system including drill line, traveling block, crown block and lifting winch. Drilling pipe has drilling cutting-and-production tool connected to the second end thereof. Rig is provided with additional lower block-and-tackle system to advance drilling pipes and producing tools into productive reservoir horizon. Rig comprises several vessels adapted to be moved along with rig and arranged at different levels with respect to each other. The vessels entrap, precipitate and collect produced mineral in accordance to different fraction sizes. Rig also has pumping unit to supply flushing liquid from vessels into drilling pipes for drilling operation performing. The plant is mounted on separable rail track and may move over total field area.

EFFECT: extended functional capabilities.

2 dwg