SY/T 5435-2003
Wellpath design & trajectory calculation for directional drilling (English Version)

Standard No.

SY/T 5435-2003

Language

Chinese, Available in English version

Release Date

2003

Published By

Professional Standard - Petroleum

Status

Be replaced 2012-12

Replace By

SY/T 5435-2012

Latest

SY/T 5435-2012

Scope

This standard specifies the two-dimensional and three-dimensional trajectory design and trajectory calculation of directional wells. This standard applies to two-dimensional and three-dimensional directional well trajectory design and trajectory calculation for oil and gas drilling.

SY/T 5435-2003 history

• 2012 SY/T 5435-2012 Wellpath planning & trajectory calculation for directional wells
• 2003 SY/T 5435-2003 Wellpath design & trajectory calculation for directional drilling
• 1970 SY/T 5435-2000 Wellpath planning & trajectory calculation for directional wells
• 1992 SY/T 5435-1992 Two-dimensional conventional directional well trajectory design and trajectory drawing method