• All sections
• F - Mechanical engineeringlightingheatingweaponsblasting
• F16L - Pipesjoints or fittings for pipessupports for pipes, cables or protective tubingmeans for thermal insulation in general
• F16L 19/04 - Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts using additional rigid rings, sealing directly on at least one pipe end, which is flared either before or during the making of the connection

Patent holdings for IPC class F16L 19/04

Total number of patents in this class: 147

10-year publication summary

Principal owners for this class