Boring or penetrating the earth – Means carried by housing insertable in inaccessible hole to...
Reexamination Certificate
2006-10-31
2009-12-15
Dang, Hoang (Department: 3672)
Boring or penetrating the earth
Means carried by housing insertable in inaccessible hole to...
C175S062000
Reexamination Certificate
active
07631708
ABSTRACT:
An oil tool forms holes or perforations which extend horizontally away from the borehole and into the formation for recovering additional oil and gas from the formation. The tool provides a downhole tool capable of drilling horizontally into a formation and further capable of operating in a relatively small well bore, such as those having a diameter of less than six inches. In addition, the tool does not tend to spiral or otherwise deviate from horizontal during drilling operations. The tool of the present invention includes a drill capable of drilling or tunneling through the formation, a magazine or carrier which contains a plurality of hollow joints or segments, a hydraulic pump and a mechanism for assembling and disassembling the segments. Once in place, the assembly mechanism removably attaches a segment from the magazine to the drill.
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