【摘要】 为了提高砂卵石地层工程勘察取心率和取心质量，结合高分子流体和泡沫流体的特点，研制开发了新型泡沫乳液冲洗液体系。现场应用表明：该泡沫乳液冲洗液体系具有用量少、使用方便、性能稳定、适应面广的优点，完全可以满足砂卵石地层取心的质量要求。更多还原

【Abstract】 In order to improve the coring rate and coring quality of sand and pebble formation engineering investigations, a new type of foam emulsion flushing fluid system was developed by combining the characteristics of polymer fluid and foam fluid. Field applications showed that the foam emulsion flushing liquid system has the advantages of less dosage, convenient use, stable performance and extensive adaptability, so it can fully meet the quality requirements of sand and pebble formation coring.更多还原