Swellable packer

Beijing Petroleum Machinery (BPM)

Based on the specialty of oil/water-swelling elastomer, can make the volume of oil/water-swelling rubber several times bigger with high intensity, in order to seal between the annular with zonal isolation without cement. The pressure of seal is high. The swellable packer can be used in irregular hole. It is mainly used for multi-stage fracturing of open hole in horizontal well.