Petroleum and natural gas industries - Drilling and production equipment - Subsurface barrier valves and related equipment (ISO/DIS 28781:2009); English version prEN ISO 28781:2009
Rubber and plastics hoses and hose assemblies - Determination of electrical resistance and conductivity (ISO 8031:2009); German version EN ISO 8031:2009— 23 стр.
Respiratory protective devices - Compressed air line or powered fresh air hose breathing apparatus incorporating a hood for use in abrasive blasting operations - Requirements, testing, marking (including Amendment A1:2000); German version EN 271:1995 + A1:2000— 11 стр.
Respiratory protective devices - Light duty construction compressed air line breathing apparatus incorporating a full face masks, half masks or quarter masks - Requirements, testing, marking; German version EN 12419:1999— 21 стр.
Plastics hoses and hose assemblies for suction and low-pressure discharge of petroleum liquids - Specification (ISO 6808:1999); German version EN ISO 6808:2000— 15 стр.
Rubber and plastics hoses and hose assemblies - Determination of electrical resistance and conductivity (ISO 8031:2009); German version EN ISO 8031:2009— 23 стр.