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|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||251/24 ; 166/368 ; 251/63|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 2 인용 특허 : 4|
A control system (10) employable for purposes of effecting the operation of a plurality of actuable devices, which are located at a subsea site, from a position that is remote therefrom. More specifically, the subject control system (10) is particularly suited for employment for purposes of hydraulically effecting the operation of the valves of a subsea christmas tree (30). To this end, the subject control system (10), on the one hand, is connected in fluid flow relation with a surface control center (16) from which hydraulic fluid is supplied under pres...
A sequence valve employable in a subsea production control system comprising: a. a housing having a bore formed therein; b. input means formed in said housing, said input means being connectible to a supply of fluid for supplying fluid to said housing; c. output means formed in said housing, said output means being operative to provide an output from the sequence valve; d. gate means mounted in said bore for movement in a first direction and in a second direction so as to be selectively positionable in a plurality of positions, said plurality of position...