SYSTEM FOR PRESSURE MEASUREMENT WITH REMOTE SEAL FOR SEA UNDERWATER USE Russian patent published in 2016 - IPC F16J3/02 G01L19/00 

FIELD: manufacturing technology.

SUBSTANCE: invention relates to sealing devices. Unit of remote seal for underwater applications includes upper housing with connection of fluid substance for connection to remote pressure measurement device of fluid substance of process. Bottom housing is connected to top housing and has surface section, which is configured for attachment to pressure vessel. Besides, lower housing has inlet of fluid process substance. Between upper and lower housings there is insulating diaphragm. At least one of upper housing, lower housing and insulation diaphragm is made from material suitable for submersion into sea water. Described also is underwater system for measuring flow of fluid process substance, which includes pressure transmitter and at least one subsurface unit of remote seal.

EFFECT: higher reliability.

15 cl, 5 dwg