Kati, kücük tanecikli, dökülebilir agregat maddeleri icin ölcüm islemi ve gerceklestirilmesi icin tertibat.

摘要

The invention relates to a process for the metered supply of one or more solid, finely divided, pourable additive(s) by means of one or more supply channel(s) to a solid, finely divided, pourable base material moved through a main channel in which the supply channel(s) is/are fed with additive outside the main channel, the additive(s) is/are guided by the supply channel(s) and finally taken to the or an exit aperture in the main channel from the supply channel(s). The main feature of the invention is that the ratio of the effective cross-section of the or each supply channel is adjusted in the main channel to the effective cross-section of the main channel in the region of the exit aperture of the or each supply channel depending on the desired degree of metering. The invention also relates to a metering device for implementing the process of the invention.