BE874449A - Appareil pour detecter la presence d'une substance specifique dans un courant gazeux - Google Patents
Appareil pour detecter la presence d'une substance specifique dans un courant gazeuxInfo
- Publication number
- BE874449A BE874449A BE193692A BE193692A BE874449A BE 874449 A BE874449 A BE 874449A BE 193692 A BE193692 A BE 193692A BE 193692 A BE193692 A BE 193692A BE 874449 A BE874449 A BE 874449A
- Authority
- BE
- Belgium
- Prior art keywords
- detecting
- specific substance
- gas current
- gas
- current
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/8483—Investigating reagent band
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA298,415A CA1085647A (en) | 1978-03-07 | 1978-03-07 | Apparatus for detecting the presence of a specific substance in a gas stream |
Publications (1)
Publication Number | Publication Date |
---|---|
BE874449A true BE874449A (fr) | 1979-06-18 |
Family
ID=4110933
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE193692A BE874449A (fr) | 1978-03-07 | 1979-02-26 | Appareil pour detecter la presence d'une substance specifique dans un courant gazeux |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5912132B2 (sv) |
BE (1) | BE874449A (sv) |
CA (1) | CA1085647A (sv) |
DE (1) | DE2903017C2 (sv) |
FI (1) | FI69930C (sv) |
FR (1) | FR2419517A1 (sv) |
GB (1) | GB2016142B (sv) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5057280A (en) * | 1986-02-18 | 1991-10-15 | Dragerwerk Aktiengesellschaft | Gas measuring and warning device |
AT391759B (de) * | 1988-05-27 | 1990-11-26 | Wolfbeis Otto S | Verfahren und vorrichtung zur bestimmung von loesungsmitteldaempfen |
DE4021556A1 (de) * | 1990-07-06 | 1992-01-09 | Draegerwerk Ag | Vorrichtung zur messung der konzentration von gas- und/oder dampffoermigen komponenten eines gasgemisches |
US5297421A (en) * | 1991-03-05 | 1994-03-29 | Mitsui Toatsu Chemicals, Inc. | Leak detection system for gas, steam or the like that involves multi-point sampling |
DE4303858C2 (de) * | 1993-02-10 | 1995-08-31 | Draegerwerk Ag | Vorrichtung für den kolorimetrischen Nachweis von gas- und/oder dampfförmigen Komponenten eines Gasgemisches aufgrund der Verfärbung einer in einem Kanal angeordneten Reaktionszone |
CN106248595B (zh) * | 2016-08-04 | 2023-06-27 | 西安热工研究院有限公司 | 一种燃煤电厂烟气中二价汞与零价汞的测试系统及方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2768370A (en) * | 1952-10-30 | 1956-10-23 | Vitro Corp Of America | Continuous automatic gas analyzer |
NL7106648A (sv) * | 1970-05-18 | 1971-11-22 | Kyoto Daiichi Kagaku Kk | |
DE2219552A1 (de) * | 1972-04-21 | 1973-11-08 | Bodenseewerk Perkin Elmer Co | Photometrisches analysenverfahren |
DE2407224C3 (de) * | 1974-02-15 | 1980-01-10 | H. Maihak Ag, 2000 Hamburg | Vorrichtung zur Bestimmung einer Komponente in einer Gasmischung |
-
1978
- 1978-03-07 CA CA298,415A patent/CA1085647A/en not_active Expired
-
1979
- 1979-01-26 DE DE19792903017 patent/DE2903017C2/de not_active Expired
- 1979-02-01 FI FI790325A patent/FI69930C/fi not_active IP Right Cessation
- 1979-02-20 FR FR7904291A patent/FR2419517A1/fr active Granted
- 1979-02-26 BE BE193692A patent/BE874449A/xx not_active IP Right Cessation
- 1979-03-06 JP JP2606879A patent/JPS5912132B2/ja not_active Expired
- 1979-03-06 GB GB7907845A patent/GB2016142B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FI69930B (fi) | 1985-12-31 |
JPS54157689A (en) | 1979-12-12 |
DE2903017C2 (de) | 1983-12-08 |
FR2419517B1 (sv) | 1984-01-06 |
FI69930C (fi) | 1986-05-26 |
JPS5912132B2 (ja) | 1984-03-21 |
FI790325A (fi) | 1979-09-08 |
GB2016142B (en) | 1982-07-07 |
GB2016142A (en) | 1979-09-19 |
CA1085647A (en) | 1980-09-16 |
DE2903017A1 (de) | 1979-09-20 |
FR2419517A1 (fr) | 1979-10-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: NORANDA MINES LTD Effective date: 19880228 |