4. Wells
  5. Brushing, scraping, cutting or punching-type cleaners
  6. On tubing or casing

Huang C. Dang

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Method and apparatus for isolating a plurality of vertically spa

Wells – Processes – Parallel string or multiple completion well
Patent

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Methods and apparatus for subsurface testing of well bore fluids

Wells – Processes – With indicating – testing – measuring or locating
Patent

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Offshore hydrocarbon production system

Wells – Submerged well – Means removably connected to permanent well structure
Patent

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Well bore cleaning tool

Wells – Brushing – scraping – cutting or punching-type cleaners – On tubing or casing
Patent

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Profile ID: LFUS-PAI-P-729198

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