文章摘要信息 关键词 ： 采空区；自然发火；推进速度；风量；注氮 [gap=1232]Keywords : goaf；spontaneous combustion；advancing speed；air volume；nitrogen injection
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The nitrogen injection is a tertiary oil recovery technology.
油田注氮气开采技术是一项油田三次采油技术,是一项崭新的油田增产工艺措施。
参考来源 - 油田注氮气开采技术研究及现场试验·2,447,543篇论文数据，部分数据来源于NoteExpress
The effect of top-nitrogen injection is sensitive to injecting rate.
注氮气的效果对其注入速度是敏感的。
Nitrogen injection being used to enhance oil recovery in many oilfields, particularly in overthrust fault.
许多油田，特别是在逆掩断层油藏中，正在大量注氮提高原油采收率。
The fashion of nitrogen injection includes nitrogen-water injection alternately, nitrogen-water injection with impulse and nitrogen soaking.
氮气注入方式有氮气—水交替注入、氮气—水脉冲注入和氮气吞吐等。
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