Testing method of plugging rate of repeated fracturing plugging agent

摘要: The invention discloses a testing method of plugging rate repeated fracturing agent. comprises the following steps: (a) preparing agent for future use; (b) cutting selected rock core and making an artificial crack; (c) paving one layer particle substances on crack surface simulating (d) injecting into simulated standing period time; (e) liquid, determining permeation calculating rate. According to disclosed by invention, can be rapidly detected; process is simple, tested result accurate, provides data support utilization