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2015
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Invention
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Casing puller. A casing puller includes a body and at least one arm. The body has first and secon... |
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2013
|
Invention
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Remote controlled vehicle. A remote controlled vehicle includes a chassis, front and rear axles m... |
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Invention
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Pipe retriever. A pipe retriever (100) for retrieving an unsecured pipe (15) has a head (110) con... |
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2012
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Invention
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Pipe retriever. A pipe retriever for retrieving an unsecured pipe has a head connectable to a dri... |
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2011
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Invention
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Remote controlled vehicle.
A remote controlled vehicle having a chassis with front and... |
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2010
|
Invention
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Remote controlled vehicle. A method of directional drilling includes forming first and second pit... |
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Invention
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Reamers and methods for directional drilling. A reamer includes a mandrel defining a mandrel axis... |
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Invention
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Mobile self-erecting directional drilling rig apparatus. An apparatus and method for horizontal d... |
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Invention
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Reamer and methods for directional drilling. A reamer for underground boring is provided. The rea... |
