甘肃省多年来小煤窑泛滥成灾 ,1 999年实施关井压产后 ,全省关井 64 8处 ,完成国家下达关井压产任务 52 0处的1 2 4 % ;压减产量 4 6.2 Mt,完成国家下达压产任务 4 Mt的 1 1 5% ;全省产煤 1 8.91 Mt,完成了总量控制目标。甘肃省在关井压产工作中的做法有 :一是靠法律保障到位 , Over the years, small coal mines have been flooded in Gansu Province. After the shut-in and shut-in were implemented in 1999, 648 wells were closed in the province, and 122% of the country’s 525 shut-in and completion tasks were completed. The reduction in output was 4 6.2 Mt, The completion of the state 11 5% of the 4 Mt laid-off task; the province produced 1 8.91 Mt of coal, to achieve the total amount of control objectives. Gansu Province in the shut-in press work practices include: First, by law in place,