Abstract: Apparatus for selecting and controlling the warp threads moving structure, one by one, in the operations of weaving preparation and of weaving. A plurality of pairs of selection bars are provided. The bars of each pair are provided with reciprocating lifting and lowering motions in opposition of phase to each other. Corresponding rods are received in each of the pairs of the selection bars for moving the warp threads. Corresponding devices for hooking the rods to the selection bars under the command of a control element. Corresponding electronic, logic and control circuits are provided for operating the hooking devices.

Abstract: Reed for textile machines comprising a plurality of vertical dents or teeth (2) each made of a metal sheet with the lower end fastened to a base crosspiece (1), while the upper end of the dents (2) is free and the profile of each dent (2) is shaped to form one or more recesses (3) staggered heightwise between adjacent dents (2).

Abstract: The present invention relates to a chromogenic reagent for determining the iron content and the iron-binding capacity of serum, comprising chromazurol B, a buffer for keeping the pH at 4.5-5, a surface-active substance in a concentration of at least 500 mg/l, a salt suitable for imparting an ionic strength expressed in terms of NaCl concentration of at least 100 g/l and an aminoacid suitable for selectively binding the Cu.sup.2+ ions, in a concentration expressed in terms of glycine concentration ranging between 1 and 40 g/l.