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2021
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Invention
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Hybrid drill bit.
A drill bit for coupling in use downhole drilling apparatus, the drill bit com... |
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2020
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Invention
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Improvement relating to drill rods.
A drill rod for assembly with other drill rods to form a dri... |
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Invention
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Improvement relating to drill rods.
In one aspect the present invention may be said to comprise ... |
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Invention
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Improvement relating to drill rods. In one aspect the present invention may be said to comprise a... |
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Invention
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Improvement relating to drill rods. A drill rod for assembly with other drill rods to form a dril... |
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Invention
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Hybrid drill bit. Disclosed is a drill bit for coupling in use to an RC drilling apparatus, the d... |
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G/S
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Apparatus for use in drilling, namely mechanical force generators including mechanical oscillator... |
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G/S
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Apparatus for use in rock drilling, namely, drilling apparatuses having a drill string and operab... |
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G/S
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Apparatus for use in drilling. |
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2019
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Invention
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Clevis |
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Invention
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Hook engagement member |
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Invention
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Pivot coupling. The present invention relates to a wireline retrieval head assembly and downhole ... |
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2017
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Invention
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Hybrid drill bit. A drill bit for coupling in use downhole drilling apparatus, the drill bit comp... |
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Invention
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Coring apparatus. In one aspect the present invention comprises a wireline retrievable coring app... |
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Invention
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Vibratory apparatus for drilling apparatus. Disclosed is a vibratory apparatus for a drilling app... |
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2015
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Invention
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Mechanical force generator. Disclosed is a mechanical force generator for use in a drillstring th... |
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2013
|
Invention
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Seated hammer apparatus for core sampling. A retrievable core sampling assembly for latching to o... |
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Invention
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Hybrid drill bit.
A boring tool having downhole hammered impact elements that present to the bor... |
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2012
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Invention
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Extended reach drilling.
Apparatus, methods and uses that allow extended reach drilling by virtu... |
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Invention
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Extended reach drilling. Apparatus, methods and uses that allow extended reach drilling by virtue... |
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Invention
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Control mechanism.
The use in a drillstring of a positive displacement motor (PDM) with both an ... |
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Invention
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Control mechanism. The use in a drillstring of a PDM (2) with both an output (5) upwardly and an ... |
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Invention
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Downhole sinusoidal vibrational apparatus. A device in place as, or suitable for use as, a vibrat... |
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Invention
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Hybrid drill bit. A boring tool having downhole hammered impact elements that present to the bore... |
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Invention
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Mechanical force generator for a downhole excitation apparatus. An excitation apparatus suitable ... |
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2011
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Invention
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Hybrid drill bit. A hybrid drill bit having reliance on features rotatable together, yet movable ... |
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Invention
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Radial vibrational apparatus. A downhole assembly able to generate a vibrational output reliant u... |
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Invention
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Radial vibrational apparatus. A vibrational apparatus for a downhole assembly comprising first an... |
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Invention
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Enhanced vibrational or hammering apparatus.
Vibrational apparatus to direct stress waves (eg. t... |
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Invention
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Enhanced vibrational or hammering apparatus. Vibrational apparatus to direct stress waves (eg. to... |
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Invention
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Vibrational apparatus.
Vibrational apparatus capable of providing a vibrational output, said app... |
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Invention
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A vibrational or a downhole apparatus with a magnetically coupled drive. Downhole hammering or ot... |
