Since RDF filter-cakes are a primary source of particulates, their removal usually is necessary to establish and maintain optimum well productivity or injectivity in gravel-packed wells.
RDF泥饼是颗粒的主要来源，因此在砾石充填井中为了建立和保证井的最佳产能和吸水能力，通常都需要除掉RDF泥饼。
Aimed at the characteristic of horizontal well, combined with large amount of laboratory tests, double-wall pre-packed gravel screen is developed.
针对水平井成井特点，结合大量室内试验，研制了双壁预充陶粒携砾过滤器。
Aimed at the characteristic of horizontal well, combined with large amount of laboratory tests, double-wall pre-packed gravel screen is developed.
针对水平井成井特点，结合大量室内试验，研制了双壁预充陶粒携砾过滤器。
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