INSTALLATION FOR VIBROSEISMIC IMPACT ON DEPOSIT

摘要

FIELD: oil and gas industry.;SUBSTANCE: installation contains a hammer for making impacts, a borehole lift appliance connected to the hammer and an anvil. The lift appliance is made as a body containing a plunger with a feedthrough, a centraliser-lift limiter for the hammer made as a sleeve bearing with a feedthrough holes and a valve with a saddle. The valve is connected to the rod which is connected to the hammer by means of a liquid damper. The space between the outer surface of the lift appliance body and the inner surface of the well is covered by the packer while the space above the plunger of the lift appliance has a hydraulic link with a suction line of a borehole pump.;EFFECT: invention allows increasing reliability and operability of the installation.;4 cl, 7 dwg