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  1. No Access

    Chapter and Conference Paper

    Research on Stability Evaluation and Adjustment Method of Concentrated Casing Damage Area Based on Gradient Lifting Algorithm

    Casing damage is a common problem faced in the development of old oilfields. Some areas with weak mechanical properties of rock layers and other unfavorable factors are prone to severe casing damage, such as t...

    Bing-bing Yang, Ji-yuan Lu, You-chun Wang… in Proceedings of the International Field Exp… (2024)

  2. No Access

    Chapter and Conference Paper

    Study on Causes and Preventive Measures of Concentrated Casing Damage in XI Area

    The concentrated casing damage occurred in XI area in 2013, and more than 50 new casing damage wells were added annually. The casing damage was mainly in the top oil layers of the reservoir and the oil shale ...

    Shu-juan Zhang, Xue-dong Zhang, Ji-yuan Lu… in Proceedings of the International Field Exp… (2020)

  3. No Access

    Chapter and Conference Paper

    Study on Stability Evaluation Method of Concentrated Casing Damage Areas in the N_2 Bottom Layer in Lasa **ng Oilfield

    Since 2013, there has been six concentrated casing damage areas of N_2 bottom layer in Lasa **ng Oilfield and more than 1600 casing damage wells found. And it has the characteristics of concentrated time, conc...

    Ji-yuan Lu, Li-hong Zhu, Shu-juan Zhang… in Proceedings of the International Field Exp… (2020)