US 12,458,053 B2
System for roasting coffee beans
Joel Morend, Chatonnaye (CH); Stefano Ceccaroli, Chavornay (CH); Flavien Florent Dubief, Champagne (CH); Thomas Degreef, Grimbergen (BE); Ben Van Dyck, Brecht (BE); Rien Denise M. Lemmens, Boechout (BE); Michiel Alexander Celis, Ghent (BE); and Christophe Van Bavinchove, Sint-Martens-Latem (BE)
Assigned to Societe des Produits Nestle S.A., Vevey (CH)
Appl. No. 17/596,843
Filed by SOCIETE DES PRODUITS NESTLE S.A., Vevey (CH)
PCT Filed Jun. 19, 2020, PCT No. PCT/EP2020/067201
§ 371(c)(1), (2) Date Dec. 20, 2021,
PCT Pub. No. WO2020/254635, PCT Pub. Date Dec. 24, 2020.
Claims priority of application No. 19181452 (EP), filed on Jun. 20, 2019; and application No. 19216237 (EP), filed on Dec. 13, 2019.
Prior Publication US 2022/0304361 A1, Sep. 29, 2022
Int. Cl. A23N 12/12 (2006.01); B01D 46/00 (2022.01); B01D 46/44 (2006.01); B01D 53/02 (2006.01)
CPC A23N 12/125 (2013.01) [B01D 46/0032 (2013.01); B01D 46/448 (2013.01); B01D 53/02 (2013.01); B01D 2253/102 (2013.01); B01D 2257/708 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A system for roasting coffee beans, the system comprising:
a roasting apparatus, the roasting apparatus configured to produce smoke, and
a smoke treating unit configured to collect and treat smoke produced by the roasting apparatus,
wherein:
the roasting apparatus comprises a smoke outlet, and
the smoke treating unit comprises:
a smoke inlet configured to collect smoke,
a smoke filtering sub-unit, and
a smoke driver configured to circulate smoke through the smoke treating unit from the smoke collecting device to an outlet of the smoke treating unit, and
the system comprises an air inlet device configured to mix the smoke produced by the roasting apparatus with ambient air in order to control the temperature of the smoke inside the smoke filtering sub-unit, wherein the air inlet device is positioned at a position that is upstream the smoke filtering sub-unit,
wherein the air inlet device comprises a wall extending between the smoke outlet and the smoke inlet, wherein the wall includes at least one hole.