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Stabiliser for a downhole apparatus

Boring or penetrating the earth – With tool shaft detail – Shaft carried guide or protector
Patent

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Stabiliser tool

Boring or penetrating the earth – With tool shaft detail – Shaft carried guide or protector
Patent

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Stabilized drill tube

Boring or penetrating the earth – With tool shaft detail – Shaft carried guide or protector
Patent

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Stabilizer arrangement

Boring or penetrating the earth – With tool shaft detail – Shaft carried guide or protector
Reexamination Certificate

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Stabilizer assemblies with bearing pad locking structures...

Boring or penetrating the earth – With tool shaft detail – Shaft carried guide or protector
Reexamination Certificate

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Stabilizer device for rotary string of drill rods with...

Boring or penetrating the earth – With tool shaft detail – Shaft carried guide or protector
Reexamination Certificate

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Stabilizer for a rod, particularly a string of drilling rods

Boring or penetrating the earth – With tool shaft detail – Shaft carried guide or protector
Reexamination Certificate

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Stabilizer for a rod, particularly a string of drilling rods

Boring or penetrating the earth – With tool shaft detail – Shaft carried guide or protector
Reexamination Certificate

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Stabilizer for deep well drilling tools

Boring or penetrating the earth – With tool shaft detail – Shaft carried guide or protector
Patent

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Stabilizer for drill strings

Boring or penetrating the earth – With tool shaft detail – Shaft carried guide or protector
Patent

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Stabilizer for drill strings

Boring or penetrating the earth – With tool shaft detail – Shaft carried guide or protector
Reexamination Certificate

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Stabilizer for drill strings

Boring or penetrating the earth – With tool shaft detail – Helix or helically arranged structure
Patent

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Stabilizer for drillstems

Boring or penetrating the earth – With tool shaft detail – Shaft carried guide or protector
Patent

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Stabilizer for single or dual tube drilling

Boring or penetrating the earth – With tool shaft detail – Shaft carried guide or protector
Patent

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Stabilizer for use in a drill string

Boring or penetrating the earth – With tool shaft detail – Shaft carried guide or protector
Reexamination Certificate

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Stabilizer sleeve for drill string

Boring or penetrating the earth – With tool shaft detail – Helix or helically arranged structure
Patent

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Stabilizer tool block wear pad assembly

Boring or penetrating the earth – With tool shaft detail – Shaft carried guide or protector
Reexamination Certificate

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Stabilizer-reamer for drilling an oil well

Boring or penetrating the earth – With tool shaft detail – Shaft carried guide or protector
Patent

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Stabilizing and drilling apparatus and method

Boring or penetrating the earth – With tool shaft detail
Patent

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Stabilizing drill collar

Boring or penetrating the earth – With tool shaft detail – Shaft carried guide or protector
Patent

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