ISCO Occupation Group 8113.1 Derrickhand: Revision history

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26 February 2021

  • curprev 12:2312:23, 26 February 2021‎ Wiki admin talk contribs‎ 848 bytes +848‎ Created page with "== Definition == '''Derrickhand''': Derrickhands guide the positions and movements of drill pipes. They control the automated pipe-handling equipment. They are often responsib..."
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