SELF-ADJUSTING ELASTIC RIGID CASING CENTRALIZER

The invention relates to devices used for centering casings and preparing a wellbore for cementation. The self-adjusting elastic rigid casing centralizer consists of two non-removable rings rigidly connected by two vertical bar of square cross-section with the possibility of providing a technologica...

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Bibliographische Detailangaben

Hauptverfasser:	Seniushkovych Mykola Volodymyrovych, Vytvytskyi Ivan Ivanovych, Biletskyi Yaroslav Semenovych, Marchynkiv Oleh Bohdanovich
Format:	Patent
Sprache:	eng ; ukr
Online-Zugang:	Volltext bestellen
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