树脂胶合塞
To plug the highly permeable and watered out zones in these production and injection wells, a perforation sealing fluid is developed and composed of a phenolic resin hardenable at 50& 90 ℃ in 11 hrs and mixed inorganic particles dispersed in water.
为了封堵采油井高渗透层和高含水层,研制了含有可在50~90℃下11h内固化的酚醛树脂和混合无机颗粒物的水分散液炮眼封堵剂。
Methods: Using spiral post pin, light-cured resin and metal crown to repair 54 cases and to compare with 30 cases by traditional plug method.
方法:采用螺纹桩钉、光固化树脂、金属冠修复54例并与传统充填修复30例进行疗效对比观察。
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