公开(公告)号：US20230118225A1

公开(公告)日：2023-04-20

申请号：US17911204

申请日：2021-03-16

Applicant: PHILIP MORRIS PRODUCTS S.A.

Inventor： Rui Nuno Batista ,  Ricardo Cali ,  Louis Beck

IPC: F24F8/30 ,  B03C3/017 ,  B03C3/32 ,  B03C3/12 ,  B03C3/38

Abstract: A Method for cleaning air in a room (1) with a ceiling (3) and a floor (5), comprising moving an ionization unit (13) above the floor (5) along a support structure provided at a distance to the floor (5); and electrically charging particles in the air by the ionization unit (13).

公开(公告)号：US20230009533A1

公开(公告)日：2023-01-12

申请号：US17911852

申请日：2021-03-16

Applicant: PHILIP MORRIS PRODUCTS S.A.

Inventor： Rui Nuno Batista ,  Ricardo Cali ,  Louis Beck

IPC: A61L9/22 ,  A47L9/28

Abstract: An Ionization unit (7) for cleaning air in a room (1) with a ceiling (3) and a floor (5), comprising an ionizer (19) configured to electrically charge particles in the air; and a support unit (13) configured to enable the ionization unit (7) to be positioned at a distance of at least 50 centimeters above the floor (5) of the room (1), wherein the support unit (13) allows the ionization unit (7) to travel within the room (1) while being distanced from the floor (5).