The advantages and shortcomings of conventional casing leak locating were denoted in detail.A new method of using small-diameter and multiparameter casing annulus tester was proposed.

• 摘要详细地阐述了常用的油井套管找漏方法所存在的优缺点，有针对性地提出了运用小直径多参数环空测试仪找漏的新方法。