公开(公告)号：US20140209315A1

公开(公告)日：2014-07-31

申请号：US14168154

申请日：2014-01-30

Applicant: Vetco Gray Controls Limited

Inventor： Mark Edwin ORGAN

IPC: E21B33/035

CPC classification number: E21B33/0355 ,  E21B33/064 ,  F15B1/022 ,  F15B2201/205 ,  F15B2201/50

Abstract: A hydraulic accumulator assembly in which a hydraulic accumulator is associated with at least one responsive unit, which is responsive to the weight of the accumulator to provide an indication dependent on the weight of the accumulator. The accumulator is in an underwater fluid extraction well facility.

Abstract translation: 一种液压蓄能器组件，其中液压蓄能器与至少一个响应单元相关联，响应单元响应于蓄能器的重量以提供取决于蓄能器的重量的指示。 蓄能器位于水下液体提取井设施中。