METHOD AND APPARATUS FOR THE REMOVAL OF SAND IN AN UNDERWATER WELL

A sand removing apparatus (2) for use in the lower area of underwater wells(1) is provided. The apparatus (2) which is intended to be suspended from the end of a pipe string, comprises a container (6) having a closable inlet (12) for allowing a flow of liquid accompanied by sand (3) thereinto. The c...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	UNSGAARD, TOM
Format:	Patent
Sprache:	eng ; fre
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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