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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0618196 (1984-06-07) |
우선권정보 | DE-3320505 (1983-06-07) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 8 인용 특허 : 1 |
Disclosed are a method of and a device for repairing a damaged upright spindle which is vertically movable, in a tubular attachment secured to a flange of a valve housing interconnecting two pipe sections, for raising and lowering a slider to block and unblock a flow through these sections. The atta
A method of repairing a spindle rising within a tubular attachment of a valve housing from a slider which is vertically reciprocable between two limiting positions within said housing for selectively blo king and unblocking a flow of fluid between two pipe sections adjoining said housing, said spind
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