发明授权
- 专利标题: Non-dispersive infrared gas analyzer
- 专利标题(中): 非分散型红外线气体分析仪
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申请号: US536332申请日: 1974-12-26
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公开(公告)号: US3968370A公开(公告)日: 1976-07-06
- 发明人: Karl Friedrich Luft
- 申请人: Karl Friedrich Luft
- 申请人地址: DT Essen
- 专利权人: Bergwerksverband GmbH
- 当前专利权人: Bergwerksverband GmbH
- 当前专利权人地址: DT Essen
- 优先权: DT2400221 19740103
- 主分类号: G01N21/61
- IPC分类号: G01N21/61 ; G01N21/37 ; G01J1/00
摘要:
An auxiliary signal for the compensation of the difference signal created in optical-pneumatic receivers due to the absorption of radiation, such compensation being achieved by one or more electrical-pneumatic transmitters connected directly to the receiver chambers.
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