Since 1985 - mostly in September - "IZF Seminars" are organized. During this event several präsentations are given including the opportunity for intensive discussions between speakers and audiance. It is adressed to technical directors, managers, engineers, raw material experts, process technicians from the field of heavy clay industry, ceramic plant engineers as well as to scientific employees from universities and institutions. The two-day event provides knowledge transfer in practice related topics out of the large research fundus and decades of experience of the employee of the Brick and Tile Research Institute Essen.