- Country of manufactureRussia
The valve is flushing
Appointment: The product is applied for:
Washings of a column of NKT when pumping the corresponding technological liquids;
Mufflings of the well in the presence of a packer are higher than an interval of perforation of the well;
Impacts on layer in the presence of the packer located below a product when closing NKT on the mouth of the well.