| 发明名称 |
Indicator for detection of SO2 leakage |
| 摘要 |
A composition of matter comprising a mixture of (1) finely divided silica containing adsorbed potassium dichromate and (2) a polymeric adhesive material. The composition is particularly useful as an indicator for detecting the leakage of sulfur dioxide from cells and batteries.
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| 申请公布号 |
US4222745(A) |
申请公布日期 |
1980.09.16 |
| 申请号 |
US19780958929 |
申请日期 |
1978.11.08 |
| 申请人 |
THE UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF THE AIR FORCE |
发明人 |
CLOYD, JAMES S. |
| 分类号 |
G01N31/22;H01M6/50;H01M10/42;(IPC1-7):G01N21/06;G01N21/12 |
主分类号 |
G01N31/22 |
| 代理机构 |
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代理人 |
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| 主权项 |
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