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kelly

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19:54 Apr 20, 2009
English to German translations [PRO]
Tech/Engineering - Petroleum Eng/Sci
English term or phrase: kelly
Definition from Petex:
the heavy square or hexagonal steel member suspended from the swivel through the rotary table and connected to the topmost joint of drill pipe to turn the drill stem as the rotary table turns.

Example sentence(s):
  • Ten metre pipe lengths are stored temporarily in the mouse hole while the kelly bar is swung across to screw into the pipe threads. When not in use, the kelly and swivel are secured in the rat hole. The Petroleum Institute Training Service
  • The kelly has sides so that it can be gripped and turned. Turning the kelly turns all the pipe in the hole and drills the hole. Foster Learning Inc.
  • Drilling fluid, better known as drilling mud, is circulated through the kelly and the drill string by means of pipes and flexible hose connecting the drilling fluid or mud pumps and a swivel device attached to the upper end of the kelly. Kansas Geological Survey
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Summary of translations provided
4Mitnehmerstange
Thomas Schnepp


Discussion entries: 2





  

Translations offered


52 days   confidence: Answerer confidence 4/5Answerer confidence 4/5
Mitnehmerstange


Definition from oelpooler.ch - Oel-Lexikon:
Teil des Bohrgestänges. Die Mitnehmerstange ist eine quadratische oder sechskantige Stahlstange, die durch ein entsprechendes Loch im Drehtisch läuft und dadurch die Drehbewegung auf das Bohrgestänge und den Meissel überträgt.

Example sentence(s):
  • Den oberen Abschluss des Bohrgestänges bildet dabei eine quadratische, sechs- oder achteckige Mitnehmerstange, welche die Drehbewegung vom Drehtisch auf das Gestänge überträgt und an der auch die Zuführung der Spülflüssigkeit erfolgt. - Wikipedia  
  • Das Kernstück einer Rotary-Bohranlage ist der Drehtisch, der über eine viereckige Mitnehmerstange (Kelly) das an einem Flaschenzug hängende Bohrgestänge in Drehung versetzt. - Deutsches Museum  
  • Beim Drehtischantrieb erfolgt die Kraftübertragung über eine so genannte (sechseckige) Mitnehmerstange (Englisch: Kelly) und eine rotierende Einrichtung auf der Arbeitsbühne. - Geophysik, Uni-München  

Explanation:
auch Kelly-Stange
Thomas Schnepp
Local time: 12:32
Native speaker of: Native in GermanGerman
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