Fig. 15
From: New design solution for porous plug in the argon steel purging process

View of (a) the industrial module made for the first industrial tests, (b) the proposed solution—a modified gas-permeable module and a slot plug.
From: New design solution for porous plug in the argon steel purging process

View of (a) the industrial module made for the first industrial tests, (b) the proposed solution—a modified gas-permeable module and a slot plug.