Detailed Product Description

GY Saverpatented product GY Saver is a type of hydraulic saver, with the features of simplicity of structure, ease of manipulation and convenience of seal element replacing. It is applicable to wellhead blow out preventing for swabbing of formation testing. Large Drift Diameter Manual Saverpatented product Large Drift Diameter Manual Saver is composed of upper and lower seals. The seeped out well fluid enters into depressuring chamber and drains into recovery box through depressuring joint while the lower sealing packer rubber did not seal the cable completely. It is impossible to blow out the wellhead through the upper sealing packer rubber. While the pressure increasing, turn the upper keeper clockwise to compress the upper sealing packer rubber to grip the cable, the wellhead is sealed. The largest drift diameter of Large Drift Diameter Manual Saver is 38mm, the applicable cable are in sizes of Φ5.56mm,Φ7.9mm and Φ12.8mm. Large Drift Diameter Hydraulic Saverpatented product Large Drift Diameter Hydraulic Saver is composed of upper and lower seals. The seeped out well fluid enters into depressuring chamber and drains into recovery box through depressuring joint while the lower sealing packer rubber did not seal the cable completely. It is impossible to blow out the wellhead through the upper sealing packer rubber. While the pressure increasing, pressurize to the cylinder through the oil line assembly of oil tank by hand pump to compress the upper sealing packer rubber to grip the cable, the wellhead is sealed. The largest drift diameter of Large Drift Diameter Hydraulic Saver is 54mm, the applicable cable are in sizes of Φ5.56mm,Φ7.9mm and Φ12.8mm. Multiple-stage Overflow Swabbing Saver Multiple-stage Overflow Swabbing Saver is a sort of manual saver,simplicity of structure and easy to operate are the major features. In comparison with other savers, one stage of seal and one stage of overflow are increased, thus the seal more safe and reliable, it is applicable to wellhead blowout preventing of swabbing job of formation testing.