GB/T 9808-1988

Series of hydrogeologic and water well drilling tubings

STANDARD published on 5.9.1988

English, Chinese -
electronic design (pdf) (548.80 USD)

The information about the standard:

Designation standards: GB/T 9808-1988
Note: WITHDRAWN
Publication date standards: 5.9.1988
Country: Chinese technical standard
Category: Technical standards GB