• Mechanical anchor for holding downhole equipment

    Patent №221598
  • Hydrodynamic radiator

    Patent №221064
  • Spiral reamer-bit

    Patent №220830
  • Casing exit system (options)

    Patent №2800047
  • HYDROGEL mud

    Patent №2804068
  • High pressure cell for synthesis of diamond polycrystalline cutters

    Patent №2791940
  • Circulating sub for operations with MWD

    Patent №215418