The New Completion Technique of Exetreme Overbalanced Perforating is Very Effective in Improving Oil Productivity for Wells in Low Permeable or Hihgly Heterogeneous or Badly Damaged Formations.

• 极正压射孔完井新技术特别适用于低渗、非均质严重或污染严重的油气层,有利于提高一次完井有效率。