потокоотклоняющий шар(A diverter ball is a ball that is dropped or pumped through wellbore tubulars in a process known as diversion, and used during acidizing and fracturing operations. Nik-On/Off)
потокоотклоняющий шар(A diverter ball is a ball that is dropped or pumped through wellbore tubulars in a process known as diversion, and used during acidizing and fracturing operations. Nik-On/Off)