BIT-RUN NOMINAL SEAT PROTECTOR AND METHOD OF OPERATING SAME

BIT-RUN NOMINAL SEAT PROTECTOR AND METHOD OF OPERATING SAME

A DRILLING SYSTEM EMPLOYS A SET OF BUSHINGS (30, 32, 34) THAT PROTECT SEATS (14, 20, 24) USED FOR CASING HANGERS. THE SYSTEM INCLUDES ONE OR MORE SEAT PROTECTORS (30, 32, 34) THAT ATTACH TO A RUNNING TOOL (52). THE RUNNING TOOL (52) IS LOWERED DOWN THE WELLBORE WITH THE SEAT PROTECTORS (30, 32, 34)...

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Bibliographische Detailangaben
Hauptverfasser: MINASSIAN, MARC, FORD, DAVID L, EPPINGHAUS, GUILHERME
Format: Patent
Sprache:eng
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Zusammenfassung:A DRILLING SYSTEM EMPLOYS A SET OF BUSHINGS (30, 32, 34) THAT PROTECT SEATS (14, 20, 24) USED FOR CASING HANGERS. THE SYSTEM INCLUDES ONE OR MORE SEAT PROTECTORS (30, 32, 34) THAT ATTACH TO A RUNNING TOOL (52). THE RUNNING TOOL (52) IS LOWERED DOWN THE WELLBORE WITH THE SEAT PROTECTORS (30, 32, 34) ATTACHED AND DEPOSITS A BUSHING AT EACH SURFACE TO BE PROTECTED. THE RUNNING TOOL (52) MAY RETRIEVE THE BUSHINGS (30, 32, 34) AS THE RUNNING TOOL (52) IS WITHDRAWN FROM THE WELLBORE.