7” Liner Contingency Planning

7” Liner Contingency Planning Unable to reach setting depth with liner

The liner hanger starts to set at approximately 1,400psi / (100 bar) differential pressure. Take care that circulation pressure does not exceed 900psi / (62 bar).

If it takes more than 900psi / (62 bar) pressure to circulate. Make sure that the Liner hanger is in tension before increasing the pump pressure above this value.

To wash liner through a tight spot the following steps are to be taken:

  1. Pick up string.
  2. Start circulation and check weight of string up and . . .

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