Abstract: A hemicapillar plate dialyzer comprising blood plates and dialyzer plates, with semipermeable diaphragms between said plates, provided with means to achieve a laminar flow of blood and a turbulent flow of the dialyzing solution by using a number of interrupted linear profiles on dialyzing plates and linear uninterrupted profiles on blood plates of rounded cross section, said dialyzing and blood plates being made of material of different hardnesses, with means for clamping said plates, and for the supply and removal of blood and of the dialyzing solution.

Abstract: A dispensing device for use with a guide or shaft for dispensed objects. The guide consists of a fixed guide wall and an adjustable wall, the distance between walls being adjustable according to the width of the dispensed objects by means of an adjustable spreader. An escapement means is provided, comprising two apertures formed in the guide wall one above the other; on the side remote from the shaft there is arranged a reciprocable shifter with a groove and a hollow for each of the apertures, in each of the mentioned recesses there being movingly seated a selectively operable, movable locking element.