4. Wells
  5. Guide for device or conduit
  6. On sucker or pump rod

M. Goodwin

Examiner

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Examiner

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Apparatus for sealing a well casing

Wells – Packers or plugs – Flow stopping type; e.g. – plug
Patent

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Automotive V-belt

Endless belt power transmission systems or components – Friction drive belt – Including plural superposed layers each having strands...
Patent

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Back-off tool

Wells – Processes – Perforating – weakening – bending or separating pipe at an...
Patent

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Bit holder equipped with a spraying device

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Cleansing fluid passage
Patent

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Cutter bit assembly

Mining or in situ disintegration of hard material – Miscellaneous
Patent

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Profile ID: LFUS-PAI-P-124202

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