GB/T 31049-2014

Top drive drilling equipment for oil drilling rigs

STANDARD published on 22.12.2014

English, Chinese -
electronic design (pdf) (1448.80 USD)

The information about the standard:

Designation standards: GB/T 31049-2014
Note: WITHDRAWN
Publication date standards: 22.12.2014
Country: Chinese technical standard
Category: Technical standards GB