Title:
タングステンベースの含浸剤を含み、空気または他の気体から汚染物質を濾過するのに有用である広範囲フィルタシステム
Document Type and Number:
Japanese Patent JP2007518546
Kind Code:
A
Abstract:
Filter systems that are effective against a broad range of contaminants including HCN, cyanogen chloride (CK), acid contaminants. and basic contaminants such as ammonia without the need (but with the option, if desired) for using molybdenum or chromium containing materials. The filtering systems of the present invention include a tungsten-based material and other impregnants incorporated into a substrate such as filter media particles.
Inventors:
Larry A. Bray
Simon Jay Smith
Glen E eagle
Simon Jay Smith
Glen E eagle
Application Number:
JP2006517157A
Publication Date:
July 12, 2007
Filing Date:
May 27, 2004
Export Citation:
Assignee:
3M INNOVATIVE PROPERTIES COMPANY
International Classes:
B01J20/06; B01D53/04; B01D53/38; B01J20/20; B01J20/32
Domestic Patent References:
| JP2001276532A | 2001-10-09 |
Foreign References:
| WO2001030491A1 | 2001-05-03 |
Attorney, Agent or Firm:
Aoyama Aoi
Muneo Yamamoto
Masaishi Nishishita
Muneo Yamamoto
Masaishi Nishishita