METHOD OF OPERATION OF EJECTOR MULTIFUNCTIONAL FORMATION TESTER AT TESTING AND COMPLETION OF HORIZONTAL WELLS

摘要

FIELD: oil producing industry; pump facilities.;SUBSTANCE: method comes to mounting the following device onto tubing string: pump with through channel, packer and liner with intake funnel, lowering the assembly into well, releasing the packer and creating required drawdown in underpacker zone by pumping liquid medium out of underpacker zone by jet pump. Assembly is furnished additionally with unit for disconnecting and connecting tubing string, and valve unit with seat for mounting check valve, and then tubing string is assembled in definite sequence. After these operation, investigation, testing and completion of well are carried out. Then well is set in operation.;EFFECT: intensified investigation, testing and completion of horizontal crooked wells, improved reliability of formation tester.;2 cl, 3 dwg