Multi-pressure, single line supply system

Details Multi-pressure, single line supply system Multi-pressure, single line supply system

1976-03-15

1977-07-19

Schwadron, Martin P.

Fluid handling

Distribution systems involving geographic features

137609, 166 5, 166 75R, E21B 4301

Patent

active

040362477

ABSTRACT:
A system for conveying fluid from a single subsea supply conduit to provide a fluid supply for each of a plurality of subsea well control apparatus requiring fluid supplies at different pressure levels. A fluid receiver receives fluid under pressure from the single subsea supply conduit, and a regulator regulates fluid flow from the receiver to charge one or more accumulators with fluid at desired pressure levels and to control injection of the fluid through an injection line into a subsea well flowline. The fluid used with the system may be glycol, methanol, or other suitable freezing retardants.

REFERENCES:
patent: 3718316 (1973-02-01), Larralde et al.
patent: 3993100 (1976-11-01), Pollard et al.

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