Petroleum and natural gas industries - Drilling and production equipment - Subsurface barrier valves and related equipment.
STANDARD published on 1.12.2010
Designation standards: DIN EN ISO 28781:2010-12
Publication date standards: 1.12.2010
The number of pages: 65
Approximate weight : 195 g (0.43 lbs)
Country: German technical standard
Category: Technical standards DIN
Erdöl- und Erdgasindustrie - Bohrlochausrüstung - Untertage-Formations-Absperrventile und Zubehör.