It is expected to prevent or reduce blowout accidents through analyses of the signs and geologic factors of blowout in gas wells in eastern Sichuan Bas.

• 川东地区是目前四川盆地天然气勘探开发的主战场,钻井工作量大,钻井中气侵、井涌、溢流显示频繁,特别是个别井喷事故的发生给企业带来了严重的经济损失和不良的社会影响。