Improvements in or relating to centralisers

A centraliser (110) comprises longitudinally spaced collars (115, 120) connected by a plurality of springs (125), each of the springs (125) comprising two or more bow sections (127, 128, 129).

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Bibliographische Detailangaben
Hauptverfasser:	James Edward Martin, Mark Mattison, Evangelos Samiotis, Alexander James Wilkinson
Format:	Patent
Sprache:	eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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Beschreibung
Zusammenfassung:	A centraliser (110) comprises longitudinally spaced collars (115, 120) connected by a plurality of springs (125), each of the springs (125) comprising two or more bow sections (127, 128, 129).