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Patent Searching and Data


Title:
COOLING FILTER FOR HEATED TOBACCO PRODUCT, AND TOBACCO STICK INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2019/177185
Kind Code:
A1
Abstract:
The present invention relates to: a cooling filter for a heated tobacco product, which is disposed in a tobacco stick for a heated tobacco product so as to cool high-temperature nicotine vapor and guarantee a sufficient flow length and has excellent manufacturability and processability; and a tobacco stick including same. The cooling filter for a heated tobacco product is formed to have a cylindrical shape and includes a plurality of channels (13') formed therein through which nicotine vapor having passed through a hollow tube (12) of a tobacco stick flows, wherein each of the channels (13') is formed to have a screw shape. The tobacco stick for a heated tobacco product comprises: a tobacco plug (10) including a solid material made of tobacco crops; a hollow tube (12) having a through hole (12') formed in the center thereof so as to allow nicotine vapor to pass through the through hole; a tip filter (14) made of a porous material; a cooling filter (13) having a plurality of screw-shaped channels (13') formed therein to cool nicotine vapor having passed through the hollow tube (12); and a wrapper (10) made of thin paper.

Inventors:
CHOI SE HOON (KR)
Application Number:
PCT/KR2018/003034
Publication Date:
September 19, 2019
Filing Date:
March 15, 2018
Export Citation:
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Assignee:
GCINTERNATIONAL LTD (KR)
International Classes:
A24F47/00; A24D3/04; A24D3/08
Foreign References:
KR20160042417A2016-04-19
KR20030093631A2003-12-11
KR20150038392A2015-04-08
KR20140020293A2014-02-18
US7237558B22007-07-03
Attorney, Agent or Firm:
LEE, HyoungGyu (KR)
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