GB/T 2008-1987
Active
NB/T 11151-2023
Active
Industry standards-Energy
NB/T 11151-2023 Ground geothermal drilling fluid technology specification
NB/T 11151-2023 Ground geothermal drilling fluid technology specification
Price:
$ 30
Basic Information
Standard Code:
NB/T 11151-2023
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Geological and mineral exploration and development
ICS Name:
Mining and excavation
Publish Date:
2023-02-06
Implement Date:
2023-08-06
Pages:
19 pages
Scope
This document is applicable to drilling fluids used in geothermal wells where the ground temperature does not exceed 260℃. Drilling fluids used in other drilling projects should be implemented in accordance with this document.
Development Information
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