… Other refractory ceramic goods (for example, retorts, crucibles, muffles, nozzles, plugs, supports, cupels, …
Explanatory notes
… 69.03 - Other refractory ceramic goods (for example, retorts, crucibles, muffles, nozzles, plugs, supports, … ingot moulds; slide gates, rollers, blanks, forming tools, and pots; etc. (2) Tubing, piping (including …