Most shallow reservoirs in Bohai sea are unconsolidated formation with heavy oil, and they are developed mainly by using a sand exclusion management.
渤海浅层油藏大多为胶结疏松的稠油油藏，这类油藏的开发目前主要采取防砂管理方式。
The caliper problem occurred during the drilling in the Nanpu oilfield, due to shallow depth in the reservoir, unconsolidated formation and lower gel strength.
渤海南堡油田由于储层埋藏浅、岩性疏松、胶结强度低，在钻探过程中出现了井径扩大问题，给钻井和评价工作带来很大的困难。
Methods of tunnel excavation in unconsolidated formations and the collapse zone treatment are intro-duced according to the formation properties fo exit section of Yangzong No.
针对阳宗海一号隧道出口段的地层特点，介绍了在松散土体地层中遂道施工方法的选择及在施工中出现坍塌的处理方法。
The paper presents the operational process of systematic coring, and sums up the experience of coring in the unconsolidated formation from analyzing each technical links in the coring.
文中介绍了系统取心的施工过程，通过详细分析取心的各个技术环节，总结出松散地层取心经验。
Methods of tunnel excavation in unconsolidated formations and the collapse zone treatment are intro-duced according to the formation properties fo exit section of Yangzong No. 1 Tunnel.
针对阳宗海一号隧道出口段的地层特点，介绍了在松散土体地层中遂道施工方法的选择及在施工中出现坍塌的处理方法。
The particle migration damage is a kind of general and serious damage of unconsolidated producing formation.
微粒运移伤害是疏松产层一种比较普遍又相当严重的地层伤害。
Fines migration may result from an unconsolidated or inherently unstable formation, or from use of an incompatible treatment fluid that liberates fine particles.
细粒运移可由非胶结的或固有不稳定的地层所引起，或者由使用可释放细小颗粒的不配伍处理液所造成。
Fines migration may result from an unconsolidated or inherently unstable formation, or from use of an incompatible treatment fluid that liberates fine particles.
细粒运移可由非胶结的或固有不稳定的地层所引起，或者由使用可释放细小颗粒的不配伍处理液所造成。
应用推荐