C C A A S S E E S S T T U U D D Y Y PLASTIC BEARINGS AND LINEAR SLIDES IN AN OFFSHORE DRILLING INSPECTION DEVICE Long-life despite demanding environment The inspection device semi-automatically scans the entire inner surface of the main pipe of an offshore drilling riser in just one step. Centering units move, guide and center the device in the pipe. Highly sensitive special sensors record the condition of the pipe without makin

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