This standard specifies the technical indicators for oil and gas drilling vertical well borehole trajectory control, design technical requirements, equipment and use requirements for tools and measuring instruments. This standard applies to wellbore trajectory control of vertical wells.
SY/T 5172-2007 Referenced Document
SY/T 5088 Drilling Well Quality Control Specifications*, 2017-08-01 Update
SY/T 5369 Management and application of drilling tools.Kelly, drill pipe and drill collar*, 2012-08-23 Update
SY/T 5619 Design method for lower drilling tool assembly in directional wells*, 2018-10-29 Update
SY/T 5172-2007 history
2017SY/T 5088-2017 Drilling Well Quality Control Specifications
2007SY/T 5172-2007 Specifications for trajectory control in straight holes
1996SY/T 5172-1996 Design method of BHA in vertical well
SY/T 5172-2007 Specifications for trajectory control in straight holes was changed to SY/T 5088-2017 Drilling Well Quality Control Specifications.