DZ/T 0101.12-1994
Active
SY 4207-2007
Active
Industry standards-Oil
SY 4207-2007 Petroleum and natural gas construction engineering quality acceptance specifications for pipeline crossing and crossing engineering
SY 4207-2007 Petroleum and natural gas construction engineering quality acceptance specifications for pipeline crossing and crossing engineering
Basic Information
Standard Code:
SY 4207-2007
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Construction machinery and equipment for water conservancy projects
ICS Name:
-
Publish Date:
2007-10-08
Implement Date:
2008-03-01
Development Information
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