Title:
METHOD OF REMOVING HARMFUL SUBSTANCES AND FILTER FOR REMOVING HARMFUL SUBSTANCES
Document Type and Number:
WIPO Patent Application WO/2004/091753
Kind Code:
A1
Abstract:
It is intended to provide a method whereby harmful substances (dioxins, pyrenes, etc.) in the atmosphere or generated during smoking can be effectively removed by using DNA and a filter for removing the harmful substances. More specifically, a method of removing harmful substances characterized by comprising bringing a gas containing the harmful substances into contact with DNA and capturing the harmful substances by the DNA to thereby remove the same; and a filter for removing harmful substances characterized by comprising at least DNA and a support member for holding the DNA.
Inventors:
Liu, Xiang Dong (1-2-1120, Higashi 9-chome Kita 12-jo, Higashi-k, Sapporo-shi Hokkaido, 065-0012, JP)
Matsunaga, Masaji (11-7, Taihei 4-chome Sumida-ku, Tokyo, 130-0012, JP)
Nishi, Norio (1-1 Higashi 5-chome, Kita 41-jo Higashi-k, Sapporo-shi Hokkaido, 007-0841, JP)
Matsunaga, Masaji (11-7, Taihei 4-chome Sumida-ku, Tokyo, 130-0012, JP)
Nishi, Norio (1-1 Higashi 5-chome, Kita 41-jo Higashi-k, Sapporo-shi Hokkaido, 007-0841, JP)
Application Number:
PCT/JP2003/004817
Publication Date:
October 28, 2004
Filing Date:
April 16, 2003
Export Citation:
Assignee:
NISSEI BIO CO., LTD. (301 Stalk Ryogoku, 4-30-16 Ryogok, Sumida-ku Tokyo, 130-0026, JP)
Liu, Xiang Dong (1-2-1120, Higashi 9-chome Kita 12-jo, Higashi-k, Sapporo-shi Hokkaido, 065-0012, JP)
Matsunaga, Masaji (11-7, Taihei 4-chome Sumida-ku, Tokyo, 130-0012, JP)
Nishi, Norio (1-1 Higashi 5-chome, Kita 41-jo Higashi-k, Sapporo-shi Hokkaido, 007-0841, JP)
Liu, Xiang Dong (1-2-1120, Higashi 9-chome Kita 12-jo, Higashi-k, Sapporo-shi Hokkaido, 065-0012, JP)
Matsunaga, Masaji (11-7, Taihei 4-chome Sumida-ku, Tokyo, 130-0012, JP)
Nishi, Norio (1-1 Higashi 5-chome, Kita 41-jo Higashi-k, Sapporo-shi Hokkaido, 007-0841, JP)
International Classes:
A62D9/00; B01D39/02; B01D39/08; B01D39/18; B01D53/02; B01D53/04; B01D53/70; B01D53/72; B01D53/84; B01J20/24; B01J20/28; B01J20/32; (IPC1-7): B01D53/02; B01D39/18; A62D9/00
Attorney, Agent or Firm:
Hanabusa, Tsuneo c/o Hanabusa, Patent Office (5th Floor Shin-Ochanomizu Urban Trinity Bldg.,
2, Kandasurugadai 3-chom, Chiyoda-ku Tokyo, 101-0062, JP)