Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from GB838319853Aexternal-prioritypatent/GB8319853D0/en
Application filed by Forsac LtdfiledCriticalForsac Ltd
Publication of MY101519ApublicationCriticalpatent/MY101519A/en
A BALL VALVE ASSEMBLY FOR CONTROLLING A FLOW IN A PIPELINE HAS A CORE UNIT (22, 36; 522, 536) RELEASABLY INSERTED IN A COMPLEMENTARY SOCKET (14; 514) OF A BODY (10; 510) IN THE PIPELINE. THE CORE UNIT CONTAINS A BALL MEMBER WHICH IS ROTATABLE TO CONTROL FLOW THROUGH THE UNIT. THE CORE UNIT (22, 36; 522, 536) CAN BE REMOVED FROM THE PIPELINE AND REPLACED BY A LIKE UNIT. IT INCLUDES ANNULAR SEALS (80; 580) FOR SEALING TO THE SOCKET (14; 514), COAXIALLY WITH THE PIPELINE. THUS THE BODY (WHICH MAY BE PERMANENTLY ON THE SEABED) HAS ONLY TO PROVIDE A MATING SURFACE. (FIG. 1)
MYPI87001841A1983-07-221987-09-22Ball valve for pipeline
MY101519A
(en)