| 发明名称 |
MONITORING GASEOUS POLLUTANTS BY LASER SCAN |
| 摘要 |
Laser scanning apparatus for monitoring gaseous pollutants uses two intersecting scanning beams so that the point of intersection (which is monitored by both scanning beams) can be identified by triangulation. |
| 申请公布号 |
DE3277984(D1) |
申请公布日期 |
1988.02.18 |
| 申请号 |
DE19823277984 |
申请日期 |
1982.02.24 |
| 申请人 |
IMPERIAL CHEMICAL INDUSTRIES PLC |
发明人 |
CRAMP, JOHN HARRY WILLIAM |
| 分类号 |
G01N21/25;G01N21/39;G01S17/46;G08C23/00;G08C23/04;(IPC1-7):G01N21/39;G01C3/00 |
主分类号 |
G01N21/25 |
| 代理机构 |
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代理人 |
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| 主权项 |
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