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Standard Insuued on: 2012-01

SY/T 6870-2012    Installation adjustment and maintenace of top drive drilling equipment for oil drilling rigs
石油钻机顶部驱动装置安装、调试与维护
Category No.:SY Valid Status:valid
Issued Organization:National Energy Administration Issued Date:2012-01-04
Implemented Date:2012-3-1 Abolished Date:
Superseded Standard.:SY/T 6870-2021 Petroleum drilling and production equipment-Installation commissioning and maintenance of top drive systems
Superseded Date:
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