sand-adding acid fracturing 加砂酸压
crosslinked acid sand-adding acid-fracturing technique 交联酸加砂酸化压裂技术
The chemical contents in the sand quartz has reached national standards of silicon raw material for plate glass production after combined treating by magnetic separation plus diluted acid dipping.
采用磁选分离法+稀酸浸泡法联合处理后，使该地石英砂的化学成分达到了优质的生产平板玻璃用硅质原料的国家标准。
The technology measures of bed rock aciding, preflush and gelling acid fracturing, as well as sand fracturing etc. are used.
采用了基岩酸化、前置液酸压裂、胶凝酸酸压裂和加砂压裂等工艺措施。
On the basis of analyzing the disadvantages of the acid fracturing and sand fracturing, the idea of proppant-carrying acid fracturing was proposed.
在分析了酸压和加砂压裂不足的基础上，提出了携砂酸压工艺。
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