关键词:化学选堵剂;表面润湿性;堵塞率;油田化学 [gap=1329]Key words:chemical selective plugging agent;surface wetting ability; plugging rate;oilfield chemistry
基于8个网页-相关网页
...因为交递的发生而造成服务中断，以达到无接缝的交递（ seamless handoff ），并同时降低新呼所堵塞率（new call blocking rate）及满足各种使用者需求的服务品质，提升资源使用效率。
基于1个网页-相关网页
High temperature scouring evaluation experiment showed that after scouring with 200℃water vapor for 100PV, the permeability and plugging ratio of the core have no much change. So it has higher high temperature scouring resistance.
耐冲涮实验表明:在经过200℃水蒸汽冲刷100倍后,渗透率和堵塞率均没有大的变化,说明该调剖剂具有较强的耐高温性能。
参考来源 - 含油污泥调剖技术研究Aiming to analyzing the blocking problem,the concept and calculating method of block rate will be presented.
为便于分析，本文提出了堵塞率的概念以及计算方法，定量的分析物料堵塞问题。
参考来源 - 不同材料形状物料颗粒透筛性能的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
目的：评价多个塑料胆道支架的非阻塞率以及放置超过6个月支架的早期支架堵塞率。
Objective: To assess the incidence of occlusion-free survival of multiple plastic biliary stents and the rate of premature occlusion if left in longer than 6 months.
室内实验表明，该堵剂可使岩心堵塞率达到90%以上，用地层水长时间冲刷后，渗透率恢复值在85%以上。
Laboratory test shows that core plugging rate by using the agent is over 90%, recovered rate of permeability is over 85% after washing with water for a long period of time.
其特点是体积小、重量轻、使用方便、过滤面积大、堵塞率低、过滤速度快、无污染、热稳定性及化学稳定性好。
Features: small volume, light, easy to use, broad filtering area, low block rate, high filtering speed, no pollution, good heat stability and chemical stability.
应用推荐