A top entry ball valve (100) comprises a housing with a central cavity (4) communicating with two bores (10, 11) which are co-axial along a first axis. A ball valve element (3) is rotatably mounted within the central cavity (4) for rotation about a second axis. The valve element (3) comprises a through bore (5); fir...
A valve assembly 100 comprises a valve body 20 with an upstream inlet 22, a downstream outlet 23, and first and second valve elements 31, 33 located between them and engageable with and disengageable from first and second valve seats 32, 34 respectively. The first valve seat 32 has a diameter which is less than that...
A valve assembly 100 comprises a valve body 20 with an upstream inlet 22 and a downstream outlet 23 and a valve element 31, 33 which is engageable with and disengageable from a valve seat 34 to open and close the valve assembly 100. The valve body 20 defines a bore 45 with an axis for receiving the valve element 31,...
A gate valve assembly 100 comprises a valve body 20 with an inlet 22 and an outlet 23 and first and second valve elements 31, 33 which are located between the inlet 22 and the outlet 23. The first valve element 31 is engageable with and disengageable from the second valve element 33. The second valve element 33 is i...
A check valve in which a stop pin assembly is situated so as to prevent the movement of a flapper beyond a predetermined position. In a preferred embodiment the check valve has two flappers with the stop pin assembly situated therebetween to prevent either one of them from pivoting beyond an essentially vertical pos...
A top entry ball valve (100) comprises a housing (1) with a central cavity (4) communicating with two bores (10, 11) which define a flow path through the housing (1). A ball valve element (3) is provided and comprises a through bore (5). The ball valve element (3) is rotatably mounted within the central cavity (4) f...
[Class : 37] Building Construction, Infrastructure Development; Machinery Installation; Running, Maintenance And Repair Of Machines, Machine Tools, And Machinery Parts; Cleaning Machines And Machinery Parts; Rebuilding Machines That Have Been Worn Or Partially Destroyed; Restoration, Replacement Of Machines And Machinery Parts; And Provision Of Information In Relation To The...