4. Boring or penetrating the earth
  5. With means movable relative to tool or shaft to control...

John E. Coakley

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Apparatus for actuating downhole flow control valves

Boring or penetrating the earth – With means movable relative to tool or shaft to control...
Patent

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Borehole mining valve actuation

Mining or in situ disintegration of hard material – Processes – Breaking down by direct contact with fluid
Patent

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Method and apparatus for slurry borehole mining

Mining or in situ disintegration of hard material – Processes – Breaking down by direct contact with fluid
Patent

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Swivel head for drilling and mining tool

Boring or penetrating the earth – With tool drive prime mover or above-ground mechanical...
Patent

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Profile ID: LFUS-PAI-P-342819

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