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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0412131 (1982-08-27) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 10 인용 특허 : 2 |
A hydraulic choking device for use in controlling fluid flow from an oil or gas well comprising choke body assembly and a choke actuator assembly having a choke actuator assembly with improved sealing means and choke plug construction, as well as a unique choke actuator drive means.
A hydraulic choking device to be installed on a high pressure fluid well member to control flow of fluids from wells which comprises: (a) a choke housing assembly having: (i) a choke housing body provided with an exit passageway having an exit opening at one end and a ball nose plug entrance opening
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