ROPAY, ValeryValeryROPAYKARYACHENKO, NataliaNataliaKARYACHENKO2018-11-072018-11-072018ROPAY V. DYNAMIC PROCESSES IN LONG-STROKE PUMPING SET FOR BOOTY OF PETROLEUM-OIL / ROPAY Valery, KARYACHENKO Natalia // Physical & Chemical Geotechnologies – 2018 : Materials of the International Scientific & Practical Conference (Program of report) = Фізико-хімічні геотехнології – 2018 : матеріали міжнар. наук.-практ. конф. (програма виступів), 10-11 жовт. 2018 р. – Дніпро : НТУ «ДП», 2018. – С. 150-151.http://ir.nmu.org.ua/handle/123456789/153322Researching of twowave dynamic processes in a rope hauling organ and of the lifted mixture of oil, water, gas and soil in the steel pipeline of plunger long-stroke pump for the booty of oil.envibrationsmathematical modellongitudinal vibrationsrope with a load on the endmotion on the harmonic law of overhead end of ropeArticle