The calculation of well killing on the mud blowdown condition is discussed in this paper, and it has been verified in the practice of well killing.
本文对气井在泥浆喷空情况下的压井计算进行了探讨，并在压井的实践中得到验证。
As we know there are several critical stages during a well killing process. Four of these are recognized in particular and are referred to as the four phases in well control.
我们都知道压井过程中有几个重要阶段，其中有4个阶段需要特别认识，并被称之为井控4阶段。
After oil pumping were implemented on producers in Banqiao Oilfield, some productivity of producers was reduced even lost totally due the formation damage during well killing.
板桥油田在实施压井作业转抽后，由于储层在压井作业过程中受到伤害，一些油井产能下降甚至完全丧失。
After oil pumping were implemented on producers in Banqiao Oilfield, some productivity of producers was reduced even lost totally due the formation damage during well killing.
板桥油田在实施压井作业转抽后，由于储层在压井作业过程中受到伤害，一些油井产能下降甚至完全丧失。
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