EP 0464340 A2 19920108 - Apparatus and method for inserting a pump within a conduit.
Title (en)
Apparatus and method for inserting a pump within a conduit.
Title (de)
Vorrichtung und Verfahren zum Einbringen einer Pumpe in eine Leitung.
Title (fr)
Appareil et procédé pour insérer une pompe dans un conduit.
Publication
Application
Priority
US 54774290 A 19900703
Abstract (en)
The invention disclosed is a pump which can be inserted into a pipe string to increase the recovery of fluid from a well. The invention includes a pump secured within the pipe string by packers mounted to the upper and lower ends of the pump. The pump is actuated by pressurized hydraulic fluid to enhance the recovery of oil from the pipe string. <IMAGE>
IPC 1-7
IPC 8 full level
E21B 23/01 (2006.01); E21B 33/124 (2006.01); E21B 43/12 (2006.01)
CPC (source: EP US)
E21B 23/01 (2013.01 - EP); E21B 33/124 (2013.01 - EP); E21B 43/121 (2013.01 - EP US)
Designated contracting state (EPC)
DE DK FR GB NL
DOCDB simple family (publication)
EP 0464340 A2 19920108; EP 0464340 A3 19921014; NO 912591 D0 19910702; NO 912591 L 19920106
DOCDB simple family (application)
EP 91107456 A 19910508; NO 912591 A 19910702