Offshore well remote control system
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 9, 1993
Grant Date -
N/A
app pub date -
Feb 22, 1991
filing date -
Feb 22, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a subterranean well for producing a production fluid flow through a flow line having a main control valve, a flow control system including means to remotely actuate the main flow valve to open position in response to a radio signal subsequent to the main valve being closed under elective or emergency conditions. Initial fluid flow from the well is commenced by provisionally opening the main flow regulating valve for a predetermined time interval. During said timed interval, if the pressure in the well flow line is not stabilized to an acceptable operating range, the main flow valve will be automatically closed in response to a pressure sensing means which communicates said main flow line with the main valve actuator.
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