曼尼希碱是一类性能优良的缓蚀剂，并在油气井酸化作业中大量应用。
Mannich base is a corrosion inhibitor with superior property and is applied widely in well acidizing treatments.
螯合剂利用螯合作用使铁离子(阳离子)与阴离子分离，以防止在酸化作业期间生成氢氧化铁。
A sequestering agent USES chelation to separate the iron cation from the anion by chelating to prevent the formation of iron hydroxide during acidizing.
有机酸具有相对较低的反应速度，它用于温度相对较高的井中发生地层损害的储层的酸化作业。
Organic acid has a relatively slow reaction rate and is used in acidization of formation-damaged reservoirs in relatively high-temperature Wells.
不动管柱酸化采用平台支撑酸化作业，无需动用钻井船，残酸使用电潜泵返排并直接进入生产流程处理。
The operation can be done on platform without drilling ship, the acid flowback is also be treated by original ESP.
压裂泵柱塞密封性能好坏与使用寿命的长短直接影响压裂酸化作业的正常实施，密封不良将带来很大的维护工作量。
Sealing performance and operating life of the fracturing pump directly influence quality of the acidizing operation, and bad seal will result in great deal of maintenance work.
在酸化作业中，铁离子的二次沉淀所造成的地层伤害是一个潜在问题，铁含量过高会出现一系列连锁反应和恶性循环。
Formation damage caused by secondary precipitation of ferric ion is a potential problem in acidizing and excessive iron level would bring a series of chain reaction and vicious cycle.
在酸化作业中所用的一种酸添加剂。它可为用于络合铁离子的螯合剂，或为用于使氧化状态的铁还原的还原剂(如赤藓酸)。
An acid additive used in acidizing that is either a a sequestering agent used to complex iron ions orb a reducing agent such as erythorbic acid used to reduce the oxidized state of iron.
在酸化作业中所用的一种酸添加剂。它可为用于络合铁离子的螯合剂，或为用于使氧化状态的铁还原的还原剂(如赤藓酸)。
An acid additive used in acidizing that is either a a sequestering agent used to complex iron ions orb a reducing agent such as erythorbic acid used to reduce the oxidized state of iron.
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