CPC Subgroup
F16L 17/02 with sealing rings arranged between outer surface of pipe and inner surface of sleeve or socket
Full Title
Joints with packing adapted to sealing by fluid pressure > with sealing rings arranged between outer surface of pipe and inner surface of sleeve or socket
3 direct subcodes
Child Classifications
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- F16L 17/025 the sealing rings having radially directed ribs
- F16L 17/03 having annular axial lips
- F16L 17/04 with longitudinally split or divided sleeve