DE2628790C2 - Gasmeß- und Warnvorrichtung mit einem von dem nachzuweisenden Gas durchströmten Prüfröhrchen - Google Patents
Gasmeß- und Warnvorrichtung mit einem von dem nachzuweisenden Gas durchströmten PrüfröhrchenInfo
- Publication number
- DE2628790C2 DE2628790C2 DE2628790A DE2628790A DE2628790C2 DE 2628790 C2 DE2628790 C2 DE 2628790C2 DE 2628790 A DE2628790 A DE 2628790A DE 2628790 A DE2628790 A DE 2628790A DE 2628790 C2 DE2628790 C2 DE 2628790C2
- Authority
- DE
- Germany
- Prior art keywords
- gas
- tube
- test tube
- concentration
- alarm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000012360 testing method Methods 0.000 title claims description 24
- 239000007789 gas Substances 0.000 claims description 24
- 230000004888 barrier function Effects 0.000 claims description 15
- 238000012544 monitoring process Methods 0.000 claims description 13
- 238000002845 discoloration Methods 0.000 claims description 7
- 230000007774 longterm Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 3
- 238000011156 evaluation Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 2
- 230000011514 reflex Effects 0.000 claims description 2
- 239000012159 carrier gas Substances 0.000 claims 2
- 239000003153 chemical reaction reagent Substances 0.000 claims 2
- 230000004913 activation Effects 0.000 claims 1
- 238000011109 contamination Methods 0.000 claims 1
- 230000001419 dependent effect Effects 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 230000001960 triggered effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000000875 corresponding effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
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
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
- G01N21/783—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour for analysing gases
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/20—Oxygen containing
- Y10T436/204998—Inorganic carbon compounds
- Y10T436/205831—Carbon monoxide only
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Plasma & Fusion (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2628790A DE2628790C2 (de) | 1976-06-26 | 1976-06-26 | Gasmeß- und Warnvorrichtung mit einem von dem nachzuweisenden Gas durchströmten Prüfröhrchen |
| NLAANVRAGE7705066,A NL182913C (nl) | 1976-06-26 | 1977-05-09 | Inrichting voor het meten van een gasconcentratie. |
| AU26329/77A AU502040B2 (en) | 1976-06-26 | 1977-06-22 | Detector tube discolouration monitor |
| FR7720229A FR2356133A1 (fr) | 1976-06-26 | 1977-06-24 | Procede et dispositif d'exploitation des indications fournies par la coloration de tubes indicateurs |
| JP52075386A JPS6046651B2 (ja) | 1976-06-26 | 1977-06-24 | ガス測定および警報装置 |
| GB26694/77A GB1578793A (en) | 1976-06-26 | 1977-06-24 | Method of and apparatus for monitoring the advance of discolouration along detector tubes |
| CA281,328A CA1106468A (en) | 1976-06-26 | 1977-06-24 | Method of and apparatus for monitoring the advance of discolouration along a detector tube |
| US05/809,674 US4123227A (en) | 1976-06-26 | 1977-06-24 | Method and apparatus for evaluating changes in indicator tubes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2628790A DE2628790C2 (de) | 1976-06-26 | 1976-06-26 | Gasmeß- und Warnvorrichtung mit einem von dem nachzuweisenden Gas durchströmten Prüfröhrchen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2628790B1 DE2628790B1 (de) | 1977-11-10 |
| DE2628790C2 true DE2628790C2 (de) | 1978-07-06 |
Family
ID=5981536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2628790A Expired DE2628790C2 (de) | 1976-06-26 | 1976-06-26 | Gasmeß- und Warnvorrichtung mit einem von dem nachzuweisenden Gas durchströmten Prüfröhrchen |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4123227A (enExample) |
| JP (1) | JPS6046651B2 (enExample) |
| AU (1) | AU502040B2 (enExample) |
| CA (1) | CA1106468A (enExample) |
| DE (1) | DE2628790C2 (enExample) |
| FR (1) | FR2356133A1 (enExample) |
| GB (1) | GB1578793A (enExample) |
| NL (1) | NL182913C (enExample) |
Families Citing this family (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2814843C2 (de) * | 1978-04-06 | 1980-05-29 | Draegerwerk Ag, 2400 Luebeck | Gasmeß- und Warnvorrichtung |
| DE2840867C2 (de) * | 1978-09-20 | 1983-04-21 | Drägerwerk AG, 2400 Lübeck | Gasmeßvorrichtung mit einem von dem nachzuweisenden Gas durchströmten Prüfröhrchen |
| DE2915367A1 (de) * | 1979-04-14 | 1980-10-30 | Max Planck Gesellschaft | Optische indikatormessung |
| US4366384A (en) * | 1980-06-18 | 1982-12-28 | Cutter Laboratories, Inc. | Air bubble detector |
| US4500793A (en) * | 1982-02-11 | 1985-02-19 | Ebara Corporation | Apparatus for monitoring inside of treating column |
| US4450722A (en) * | 1982-07-26 | 1984-05-29 | The Babcock & Wilcox Company | Water level gauge with fault detector |
| US4654535A (en) * | 1982-09-30 | 1987-03-31 | Wolske James P | Meniscus position detector with detector at the focal plane of the lens formed by tube and liquid |
| US4774676A (en) * | 1984-11-07 | 1988-09-27 | Waukee Engineering Company | Linear digital flowmeter |
| DE3605047C1 (en) * | 1985-01-15 | 1987-08-20 | Draegerwerk Ag | Gas measuring and warning device |
| DE3501093C1 (de) * | 1985-01-15 | 1986-06-12 | Drägerwerk AG, 2400 Lübeck | Gasmess- und Warnvorrichtung |
| DE3503234C1 (de) * | 1985-01-31 | 1986-04-03 | Drägerwerk AG, 2400 Lübeck | Kolorimetrisches Gasdiffusions-Prüfröhrchen |
| DE3543324A1 (de) * | 1985-12-07 | 1987-06-11 | Draegerwerk Ag | Verfahren zur messung von flaechigen verfaerbungszonen eines indikatortraegers und vorrichtung hierzu |
| EP0228217A1 (en) * | 1985-12-18 | 1987-07-08 | LUCAS INDUSTRIES public limited company | Liquid level detection |
| US5057280A (en) * | 1986-02-18 | 1991-10-15 | Dragerwerk Aktiengesellschaft | Gas measuring and warning device |
| DE3621009A1 (de) * | 1986-06-23 | 1988-01-07 | Truetzschler & Co | Vorrichtung zur erfassung des fuellstandes in einem fasermaterialspeicher, insbesondere fuer spinnereivorbereitungsmaschinen |
| NO864140D0 (no) * | 1986-10-16 | 1986-10-16 | Papirind Forskningsinst | Fremgangsmaate ved kvalitetsbestemmelse av oppdrettsfisk, samt anordning for utfoerelse av fremgangsmaaten. |
| EP0312293A3 (en) * | 1987-10-16 | 1990-03-14 | O.C.T. Optical Chemical Technologies Limited | Sensing device for analysis |
| DE3821831A1 (de) * | 1988-06-29 | 1990-01-04 | Draegerwerk Ag | Automatisierte vorrichtung und verfahren zum nachweis gasfoermiger komponenten in luft mittels eines kolorimetrischen pruefroehrchens |
| 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 |
| CA2186805C (en) * | 1995-12-01 | 2001-03-27 | Christopher C. Jung | Apparatus and method for sensing fluid level |
| DE19619391C1 (de) * | 1996-05-14 | 1997-07-03 | Draegerwerk Ag | Verfahren zur Bestimmung des Anteils eines Gases in einer Gasprobe |
| US7786457B2 (en) * | 2006-06-28 | 2010-08-31 | Alcon, Inc. | Systems and methods of non-invasive level sensing for a surgical cassette |
| US7982201B2 (en) * | 2009-09-08 | 2011-07-19 | Jadak, Llc | System and method for detection of liquid level in a vessel |
| WO2012030595A2 (en) | 2010-08-30 | 2012-03-08 | Alcon Research, Ltd. | Optical sensing system including electronically switched optical magnification |
| US11175234B2 (en) | 2010-09-07 | 2021-11-16 | Nextteq Llc | System for visual and electronic reading of colorimetric tubes |
| CA2810650C (en) * | 2010-09-07 | 2019-12-03 | Nextteq Llc | System for visual and electronic reading of colorimetric tubes |
| DE102012014504A1 (de) * | 2012-07-20 | 2014-01-23 | Dräger Safety AG & Co. KGaA | Gasmesssystem |
| DE102013006542B4 (de) * | 2013-04-16 | 2017-03-23 | Dräger Safety AG & Co. KGaA | Messvorrichtung, Reaktionsträger und Messverfahren |
| DE102013006545B4 (de) * | 2013-04-16 | 2020-02-27 | Dräger Safety AG & Co. KGaA | Messvorrichtung und Messverfahren für einen Reaktionsträger |
| DE102013009642B4 (de) * | 2013-06-08 | 2019-10-10 | Dräger Safety AG & Co. KGaA | Messsystem, Reaktionsträger, Messverfahren und optischer Strömungssensor |
| EP3265787A4 (en) | 2015-03-05 | 2018-11-07 | Nextteq, LLC | Gas detector tube template and methods of reading gas detector tubes |
| CN104808651B (zh) * | 2015-04-20 | 2017-09-29 | 中国石油化工股份有限公司青岛安全工程研究院 | 化工装置关键参数合理报警限的测算方法 |
| CN106094684A (zh) * | 2016-07-12 | 2016-11-09 | 中国石油化工股份有限公司 | 加热炉的烘炉升温监测报警系统 |
| CN106224930A (zh) * | 2016-07-12 | 2016-12-14 | 中国石油化工股份有限公司 | 一种锅炉的升温升压监测报警方法 |
| DE102017010220A1 (de) * | 2017-11-03 | 2019-05-09 | Dräger Safety AG & Co. KGaA | Überwachungsvorrichtung und Verfahren zum Überwachen eines Umgebungsgases |
| WO2020047606A1 (en) * | 2018-09-06 | 2020-03-12 | The University Of Sydney | Systems, sensors and methods for determining a concentration of an analyte |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2594514A (en) * | 1946-04-16 | 1952-04-29 | Gen Aniline & Film Corp | Comparison type densitometer |
| US2800397A (en) * | 1953-08-18 | 1957-07-23 | Standard Oil Co | Method and apparatus for analyzing a reactive gas |
| DE1598021A1 (de) * | 1967-05-02 | 1970-03-26 | Auergesellschaft Gmbh | Vorrichtung zur Kenntlichmachung von Gaskonzentrationen |
| JPS4820080Y1 (enExample) * | 1969-02-22 | 1973-06-08 | ||
| US3662176A (en) * | 1970-04-06 | 1972-05-09 | Bio Physics Systems Inc | Photo-optical particle analysis method and apparatus |
| US3740143A (en) * | 1970-10-30 | 1973-06-19 | Technicon Instr | Automatic apparatus for determining the percentage population of particulates in a medium |
| DE2113711A1 (de) * | 1971-03-22 | 1972-09-28 | Siemens Ag | Verfahren und Vorrichtung zum automatischen Messen und UEberwachen der Fuellstaende von Fluessigkeitsbehaeltern |
| US3870469A (en) * | 1973-04-30 | 1975-03-11 | Nalco Chemical Co | Apparatus and method for monitoring the presence of volatile organic lead compounds |
| US3932132A (en) * | 1973-07-31 | 1976-01-13 | Olympus Optical Co., Ltd. | System for detecting the particular chemical constituent of a fluid |
| DE2339696A1 (de) * | 1973-08-06 | 1975-02-27 | Metrawatt Gmbh | Verfahren zur fotometrischen bestimmung der groesse und/oder absetzgeschwindigkeit, der in einer fluessigkeit suspendierten feststoffteilchen |
| DE2407224C3 (de) * | 1974-02-15 | 1980-01-10 | H. Maihak Ag, 2000 Hamburg | Vorrichtung zur Bestimmung einer Komponente in einer Gasmischung |
| US3990849A (en) * | 1975-02-07 | 1976-11-09 | Technicon Instruments Corporation | Separation of cells from liquid components of blood |
| DE2508637C3 (de) * | 1975-02-28 | 1979-11-22 | Max-Planck-Gesellschaft Zur Foerderung Der Wissenschaften E.V., 3400 Goettingen | Anordnung zur optischen Messung von Blutgasen |
-
1976
- 1976-06-26 DE DE2628790A patent/DE2628790C2/de not_active Expired
-
1977
- 1977-05-09 NL NLAANVRAGE7705066,A patent/NL182913C/xx not_active IP Right Cessation
- 1977-06-22 AU AU26329/77A patent/AU502040B2/en not_active Expired
- 1977-06-24 CA CA281,328A patent/CA1106468A/en not_active Expired
- 1977-06-24 JP JP52075386A patent/JPS6046651B2/ja not_active Expired
- 1977-06-24 GB GB26694/77A patent/GB1578793A/en not_active Expired
- 1977-06-24 US US05/809,674 patent/US4123227A/en not_active Expired - Lifetime
- 1977-06-24 FR FR7720229A patent/FR2356133A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| NL182913C (nl) | 1988-06-01 |
| DE2628790B1 (de) | 1977-11-10 |
| NL7705066A (nl) | 1977-12-28 |
| FR2356133B1 (enExample) | 1981-01-02 |
| US4123227A (en) | 1978-10-31 |
| AU502040B2 (en) | 1979-07-12 |
| AU2632977A (en) | 1979-01-04 |
| FR2356133A1 (fr) | 1978-01-20 |
| GB1578793A (en) | 1980-11-12 |
| JPS5325496A (en) | 1978-03-09 |
| JPS6046651B2 (ja) | 1985-10-17 |
| CA1106468A (en) | 1981-08-04 |
| NL182913B (nl) | 1988-01-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8339 | Ceased/non-payment of the annual fee |