Well tool

Details Well tool Well tool

E - Fixed Constructions

21

B

166/52

E21B 43/10 (2006.01) E21B 33/043 (2006.01) E21B 33/14 (2006.01)

Patent

CA 1194788

Abstract of the Disclosure A well tool for running, cementing and washing a well housing or casing hanger including a tubular body, a cementing stinger on the lower end of such body, means for releasable supporting a well housing on the body, a hollow skirt having inwardly facing ports and positioned in surrounding relation- ship to the upper end of the housing, means for supplying washing fluid to the skirt, pressure responsive valve means in said supply means, the supporting means including pressure responsive release means and means connecting said pressure responsive valve means and release means so that the supply of pressure fluid to the connecting means opens the valve means and actuates the release means for the washing step and the retrieving of the well tool.

428911

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