To reduce the pollution of the oil-gas well towards the bottom after its fracturing and decrease the operation costs, the hanger specially used for annulus feeding fracturing was developed.
为了减轻油气井压裂后对地层的污染并降低作业成本，研制了高强度环空压裂专用悬挂器。
During fracture propagation driven by detonation gas in oil well, dynamic response of crack surface under the gas pressure results in fast fracturing.
油井爆生气体对岩石劈裂作用过程，是裂缝面对动态荷载响应并使其发生动态扩展的过程。
Hydraulic pressure stimulation (Fracturing) of oil and gas well is the main method of stimulation.
水力压裂作为一种改造油气层的重要方法，是油气增产、增注的有效措施。
Acid fracturing is an effective method to reform carbonate reservoir and an important stimulating method to improve the production of oil (gas) well and the injection rate of water well.
压裂酸化(又称酸压)是改造油气层的有效方法，是油气水井的重要增产增注措施。
With more and more using horizontal well to explore oil and gas field, to enhance the production capacity of horizontal Wells, there are more and more fracturing to horizontal Wells.
随着世界范围内水平井开发油气田越来越普遍，为提高水平井的产能，相应地对水平井的压裂施工越来越多。
Hydraulic fracturing is an important measure for increasing the output of oil-gas field and augmenting injection of water-injection well.
水力压裂是油气田增产、注水井增注的一项重要措施。
Hydraulic fracturing is an important measure for increasing the output of oil-gas field and augmenting injection of water-injection well.
水力压裂是油气田增产、注水井增注的一项重要措施。
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