US 12,274,289 B2
Casting apparatus and method for the production of a cast sheet of a material containing alkaloids
Silvia Capo, Capaccio-Paestum (IT); Chiara Fasciani, Avekzzano (IT); and Rui Nuno Batista, Morges (CH)
Assigned to Philip Morris Products S.A., Neuchatel (CH)
Appl. No. 17/252,353
Filed by PHILIP MORRIS PRODUCTS S.A., Neuchatel (CH)
PCT Filed Jun. 28, 2019, PCT No. PCT/EP2019/067454
§ 371(c)(1), (2) Date Dec. 15, 2020,
PCT Pub. No. WO2020/002663, PCT Pub. Date Jan. 2, 2020.
Claims priority of application No. 18181033 (EP), filed on Jun. 29, 2018.
Prior Publication US 2021/0267260 A1, Sep. 2, 2021
Int. Cl. A24B 3/14 (2006.01); A24B 15/14 (2006.01); A24C 5/01 (2020.01)
CPC A24B 3/14 (2013.01) [A24C 5/01 (2020.01); A24B 15/14 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A casting apparatus to cast a sheet of a material containing alkaloids, the casting apparatus including:
a casting box apt to contain a slurry to be cast to form the sheet;
a slurry supply element defining a feeding channel apt to introduce the slurry into the casting box in a supply direction;
path diverting fins positioned within the feeding channel, the path diverting fins being apt to come into contact with the slurry inside the feeding channel, wherein the path diverting fins comprise a plurality of curved fins arranged in at least one row and wherein the curved fins of a same row have equally oriented concavity;
a movable support; and
a casting blade apt to cast the slurry contained in the casting box onto the movable support so as to form the cast sheet.