|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||166/066.7; 166/066.6; 166/332.8; 166/373|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 2 인용 특허 : 53|
A method of operating a valve can include installing an electrical actuator in a flow passage extending longitudinally through the valve, and operating a closure assembly in response to electrical power being supplied to the electrical actuator. An outer safety valve can include a closure assembly which selectively permits and prevents flow through a longitudinal flow passage, and at least one electrical connector which electrically connects to an insert safety valve positioned in the flow passage. A method of operating an outer safety valve in a subterr...
1. A method of operating a valve positioned in a subterranean well, the method comprising: installing a first electrical actuator in a flow passage extending longitudinally through the valve in the well; andoperating a closure assembly in response to electrical power being supplied to the first electrical actuator via at least one direct electrical connection between the first electrical actuator and the valve. 2. The method of claim 1, wherein installing further comprises making electrical contact between a first electrical connector of the first electr...