针对濮城油田油水井近井地带污染堵塞严重的状况 ,研究了JDJ 1化学解堵剂。介绍了JDJ 1解堵剂的性能 ,模拟实验考察了JDJ 1解堵剂解除泥浆和油污堵塞的能力。提出了使用JDJ 1解堵剂解除油层堵塞的方法。实例证明 :JDJ 1解堵剂可以有效地解除地层泥浆和油污堵塞问题 ,而且具有药剂用量少、成本低、施工简单、经济效益好的特点 In view of the serious plugging situation of oil and water wells near Pucheng Oilfield, JDJ 1 chemical plugging agent was studied. The performance of JDJ 1 blocker was introduced. The simulation experiment was conducted to investigate the ability of JDJ 1 blocker to relieve the clogging of mud and oil. A method of using JDJ 1 blocker to relieve blockage of oil layer is proposed. The example proves: JDJ 1 plugging agent can effectively relieve the clogging of formation mud and oil, and has the advantages of less dosage, low cost, simple construction and good economic benefits