This standard specifies the classification and model compilation methods of packers used in oil and gas fields. This standard applies to various casing packers used in oil and gas fields.
SY/T 5105-1997 history
2005SY/T 6327-2005 Oil field drilling and production equipment-mtehod of type designation
1997SY/T 5105-1997 The classification and model compiling method of packers used in the oil and gas fields
SY/T 5105-1997 The classification and model compiling method of packers used in the oil and gas fields was changed to SY/T 6327-2005 Oil field drilling and production equipment-mtehod of type designation.