Petroleum and natural gas industries. Drilling and production equipment. Subsurface barrier valves and related equipment Ingestion-build-264231 E) Chinese tallow tree (fruit

E) Chinese tallow tree (fruit

weighing up to but not exceeding 150 lb (68 kg)

all topics that the Sector Committee for Building and Civil Engineering are responsible for

protocol requirements

BS 4674 is a standard that covers breaking load and knot breaking load of netting yarns for fishing nets

Petroleum and natural gas industries. Drilling and production equipment. Subsurface barrier valves and related equipment Ingestion-build-264231 E) Chinese tallow tree (fruit1 Scope This International Standard provides the requirements for subsurface barrier valves and related equipment as they are defined herein for use in the petroleum and natural gas industries. Included are the requirements for design, design validation, manufacturing, functional evaluation, repair, redress, handling and storage. Subsurface barrier valves provide a means of isolating the formation or creating a barrier in the tubular to facilitate the