The dual string production packer is a pressure set packer for the production well, the packer offers dual production pipes, which can be used in the double tubing production wells or ESP wells. Setting is realized in a low pressure way in the long string. By pulling the long string, the anchor will be released and the packer can be pulled out the well.
Technical information 1. The retrieving tensile strength can be changed by the number of installed shear pins or different shear rings.
2. Dual tubing channels are provided.
3. Elastomer includes Nitrile or Aflas for choice
4. Materials of main body include 4140 and 4340
5. Setting pressure requires 2500psi and reliable seal can be realized.
6. Working pressure is 5000 psi
7. Suitable for double tubing production wells and ESP well
7. Suitable for double tubing production wells and ESP well
Tubing spe. | Casing spe. | Casing Weight | OD(in[mm]) | Long string ID (in[mm]) | Short string ID (in[mm]) | Test Pressure(PSI) |
3 1/2 2 7/8 | 9 5/8 | 43.5-47 | 8.5[215.9] | 2.99[76] | 2.44[62] | 5000 |
47-53.5 | 8.38[212.7] | |||||
2 7/8 2 3/8 | 7 5/8 | 26-29.7 | 6.6[167.64] | 2.44[62] | 1.94[49.2] | 5000 |
33.7 | 6.52[165.61] |
Dual String Production Packer
