for pipes, cables, or tubes; for pipe joints or seals; for valves

Full Title

Investigating fluid tightness of structures > by using fluid or vacuum > by detecting the presence of fluid at the leakage point > using special tracer materials, e.g. dye, fluorescent material, radioactive material > for pipes, cables, or tubes; for pipe joints or seals; for valves

Classification Context

Section:

PHYSICS

Class:

MEASURING; TESTING

Subclass:

TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR