发明名称 |
GAS SENSOR |
摘要 |
A gas sensor for the detection of gases comprises a housing and an active element disposed within the housing. The active element is surrounded by a porous insulating material having a bulk density no greater than 0.15 g/cc. Another gas sensor comprises an active element surrounded by a porous insulating material having a surface area no greater than approximately 200 m2/cc. Another gas sensor comprises a copper compound positioned so that gas contacts the copper compound before contacting the active element. Another gas sensor comprises an active element surrounded by a porous material having an average pore siz e of at least approximately 100 .ANG..
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申请公布号 |
CA2360928(C) |
申请公布日期 |
2007.11.13 |
申请号 |
CA19992360928 |
申请日期 |
1999.11.23 |
申请人 |
MINE SAFETY APPLIANCES COMPANY |
发明人 |
JOLSON, JOSEPH D.;MILLER, JAMES B. |
分类号 |
G01N27/16;G01N25/32;G01N33/22;G01N37/00 |
主分类号 |
G01N27/16 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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