Direct wash valve

Direct wash valve is installed above check valve and provides direct washing of tubing string to remove paraffin deposits.

Application

Valve is designed for direct washing of tubing string to remove paraffin deposits and for injection of process fluid to kill formations separated by packer.

Advantages

Direct washing of tubing string without penetration of washing fluid into pump;
Well killing without packer deinstallation;
Adjustable valve opening pressure;
Valve can be used with ESPCP;

Benefits

Reduction of washing fluid consumption;
Reduction of washing time;
Workover cost reduction;

Order reference

DWV-25-18
25 (2 7/8”) – tubing ID
18 – valve opening pressure

Technical specification

Pump type:
ESP, ESPCP
Tubing ID, inch (mm):
from 2 7/8 (73)
Casing ID, inch (mm):
from 4 1/2 (114)
Valve opening pressure, MPa (Psi):
15 – 18 (2175-2610)
Washing mode flow rate, bopd (m3 /d):
up to 725 (115)
Production mode flow rate, bopd (m3 /d):
up to 2200 (350)