|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||137/155 ; 137/4875 ; 417/109 ; 417/110|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 117 인용 특허 : 0|
An electrically actuated downhole system for controlling and monitoring the flow of gas from a gas lift petroleum well in which a borehole penetrates at least two spacially separated geological production zones, and at least two strings of parallel tubing extend along the interior of a well casing, each string being associated with a separate production zone. Connected to each string is a gas lift valve associated with the string\s respective spacially separated production zone. A single source of pressurized gas is connected to the casing at the wellhea...
A system for controlling the flow from a gas lift petroleum production well in which a borehole penetrates at least two spacially separated geological production zones and includes a casing extending from a wellhead to line the borehole and extend into both of said spacially separated production zones and at least two strings of tubing extending in parallel along the interior of the casing from the wellhead and wherein the first string of tubing extends into the region of the first of said spacially separated production zones and the second string of tub...