| 摘要 |
1521630 Liquid separator NATIONAL MARINE SERVICE INC 11 Aug 1976 [29 Aug 1975] 34835/77 Divided out of 1521628 Heading B1D A closed tank 10 wherein oil and water, delivered by inlet 12, separate under gravity contains a member 300 beneath which the oil accumulates, the periphery of member 300 being sealed to the tank wall by an impervious bellows 302 which allows the member to be lifted by the buoyancy of the oil relative to the water which fills space 306. Space 306 is connected by pipe 304 to the water in the lower part of the -tank, but bellows 305 may prevent actual flow therethrough while transmitting pressure changes. Other features are described in Specifications 1521629 and 1521628. Reference has been directed by the comptroller to Specification 1469204 |
