Methods and devices for the trituration of mixtures

1,261,675. Compartmented containers. J. J. GOUPIL. 28 April, 1970 [2 May, 1969], No. 20331/70. Addition to 1,180,181. Heading B8D. In a compartmented container as described and claimed in the parent Specification, the removable portion means is constituted by a plastics disc 2. The opposite sides of the disc may be planar, convex or concave, or combinations thereof, Figs. 3-8 (not shown).