Improved tool

A downhole tool 1 for manipulating a target, includes a housing 2. The housing includes an inner surface (5 fig 1c,d) configured for mounting to a tubular carrier; and an outer surface 10. At least one chamber 20 is provided between the inner surface (5) and the outer surface 10 and contains at leas...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	Martin Derrick Innes, Simon Mckay
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 downhole tool 1 for manipulating a target, includes a housing 2. The housing includes an inner surface (5 fig 1c,d) configured for mounting to a tubular carrier; and an outer surface 10. At least one chamber 20 is provided between the inner surface (5) and the outer surface 10 and contains at least one propellant source 22 and an ignition system. One or more outlets 12 lead from the chamber 20 to the outer surface 10, for combustion products from the at least one propellant source. The downhole tool may be employed for perforating and may be included in a hydraulic fracturing assembly. A method of hydraulic fracturing in a wellbore using the tool is provided.