EP 0892886 B1 20020731 - INSTALLATION FOR PUMPING A TWO-PHASE LIQUID/GAS EFFLUENT
Title (en)
INSTALLATION FOR PUMPING A TWO-PHASE LIQUID/GAS EFFLUENT
Title (de)
PUMPANLAGE FÜR EINEN ZWEIPHASIGEN FLÜSSIGKEITS-/GASAUSFLUSS
Title (fr)
INSTALLATION DE POMPAGE D'UN EFFLUENT BIPHASIQUE LIQUIDE/GAZ
Publication
Application
Priority
- FR 9800157 W 19980128
- FR 9701113 A 19970131
Abstract (en)
[origin: US6250384B1] The invention concerns a pumping installation designed for being mounted in an oil well extending from the surface to a layer of oil-bearing rock, comprising a pipe column at the lower end of which is mounted a pump, a joint, mounted in the well around the pipe column and delimiting a chamber at the lower end of the well, in which is arranged a pump. The installation further comprises a hydro-ejector, in the pipe column, including a lower pressure zone opening into the upper end of the chamber.
IPC 1-7
IPC 8 full level
F04D 13/10 (2006.01); E21B 43/00 (2006.01); E21B 43/12 (2006.01); F04D 13/12 (2006.01)
CPC (source: EP US)
E21B 43/128 (2013.01 - EP US)
Designated contracting state (EPC)
AT DE FR GB IT NL
DOCDB simple family (publication)
US 6250384 B1 20010626; AT E221613 T1 20020815; BR 9805955 A 19990831; CA 2251611 A1 19980806; CA 2251611 C 20050913; DE 69806865 D1 20020905; DE 69806865 T2 20030313; EP 0892886 A1 19990127; EP 0892886 B1 20020731; FR 2759113 A1 19980807; FR 2759113 B1 19990319; NO 315288 B1 20030811; NO 984544 D0 19980929; NO 984544 L 19980929; OA 10890 A 20030218; RU 2201535 C2 20030327; WO 9834009 A1 19980806
DOCDB simple family (application)
US 14216799 A 19990611; AT 98904241 T 19980128; BR 9805955 A 19980128; CA 2251611 A 19980128; DE 69806865 T 19980128; EP 98904241 A 19980128; FR 9701113 A 19970131; FR 9800157 W 19980128; NO 984544 A 19980929; OA 9800185 A 19980930; RU 98119718 A 19980128