CA1114641A - Apparatus for measuring the concentration of gases - Google Patents
Apparatus for measuring the concentration of gasesInfo
- Publication number
- CA1114641A CA1114641A CA321,162A CA321162A CA1114641A CA 1114641 A CA1114641 A CA 1114641A CA 321162 A CA321162 A CA 321162A CA 1114641 A CA1114641 A CA 1114641A
- Authority
- CA
- Canada
- Prior art keywords
- tube
- radiation
- infra red
- lengths
- tube lengths
- 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
- 239000007789 gas Substances 0.000 title claims description 21
- 230000005855 radiation Effects 0.000 claims abstract description 47
- 210000003296 saliva Anatomy 0.000 claims abstract description 6
- 238000010521 absorption reaction Methods 0.000 claims abstract description 4
- 239000012530 fluid Substances 0.000 claims description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract description 4
- 238000005452 bending Methods 0.000 abstract 1
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 108010063955 thrombin receptor peptide (42-47) Proteins 0.000 description 2
- 241001167018 Aroa Species 0.000 description 1
- 101100536931 Escherichia coli (strain K12) thiD gene Proteins 0.000 description 1
- 101100159279 Escherichia coli (strain K12) yajL gene Proteins 0.000 description 1
- 241000534944 Thia Species 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 238000003466 welding Methods 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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/03—Cuvette constructions
- G01N21/05—Flow-through cuvettes
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (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 Optical Means (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP2805972.5-52 | 1978-02-13 | ||
| DE2805972A DE2805972C3 (de) | 1978-02-13 | 1978-02-13 | Vorrichtung zum Messen der Konzentration eines Gases |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1114641A true CA1114641A (en) | 1981-12-22 |
Family
ID=6031800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA321,162A Expired CA1114641A (en) | 1978-02-13 | 1979-02-09 | Apparatus for measuring the concentration of gases |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4228352A (en, 2012) |
| CA (1) | CA1114641A (en, 2012) |
| DE (1) | DE2805972C3 (en, 2012) |
| FR (1) | FR2417097A1 (en, 2012) |
| GB (1) | GB2015189B (en, 2012) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3340505C2 (de) * | 1983-11-09 | 1986-10-09 | Schumacher Kg, 6000 Frankfurt | Küvette zur Aufnahme von Substanzen bei der Spektralphotometrie |
| EP0198135A3 (en) * | 1985-04-17 | 1987-12-02 | Indiana University Foundation | Remote optic atmosphere monitor and method for determining a foreign substance in a fluid |
| JPH08304282A (ja) * | 1995-04-28 | 1996-11-22 | Jasco Corp | ガス分析装置 |
| DE19520488C1 (de) * | 1995-06-03 | 1996-09-05 | Draegerwerk Ag | Meßvorrichtung zur Infrarotabsorption |
| DE19717525A1 (de) * | 1997-04-25 | 1997-10-02 | Merkel Wolfgang | Gasmeßküvette K1 |
| US6201245B1 (en) * | 1998-06-18 | 2001-03-13 | Robert J. Schrader | Infrared, multiple gas analyzer and methods for gas analysis |
| US6527398B1 (en) * | 2000-06-08 | 2003-03-04 | Gregory J. Fetzer | Tubular-waveguide gas sample chamber for optical spectrometer, and related methods |
| DE10058469C1 (de) * | 2000-11-24 | 2002-05-02 | Draeger Safety Ag & Co Kgaa | Optischer Gassensor |
| SE524900C2 (sv) * | 2002-07-22 | 2004-10-19 | Senseair Ab | Gasanalyserande arrangemang |
| US7556039B1 (en) * | 2004-02-19 | 2009-07-07 | Ric Investments, Inc. | Sidestream gas sampling system using a capillary tube flow sensor |
| JP2005257379A (ja) * | 2004-03-10 | 2005-09-22 | Fuji Seiki Mach Works Ltd | 氷スラリー濃度測定装置 |
| US7664607B2 (en) | 2005-10-04 | 2010-02-16 | Teledyne Technologies Incorporated | Pre-calibrated gas sensor |
| US20080035848A1 (en) * | 2005-12-23 | 2008-02-14 | Wong Jacob Y | Ultra-high sensitivity NDIR gas sensors |
| GB2449433B (en) * | 2007-05-21 | 2009-12-09 | Clairair Ltd | Optical gas sensor |
| DE102008001711A1 (de) * | 2008-05-13 | 2009-11-19 | Robert Bosch Gmbh | Sensoranordnung |
| EP3069114B1 (en) * | 2013-11-11 | 2024-04-03 | Amphenol Thermometrics, Inc. | Optical gas sensor |
| US9804084B2 (en) * | 2013-11-11 | 2017-10-31 | Amphenol Thermometrics, Inc. | Optical gas sensor |
| DE102020108769A1 (de) * | 2020-03-30 | 2021-09-30 | Volkswagen Aktiengesellschaft | Duale Messvorrichtung zur Bestimmung der Beschaffenheit eines Gases, ihre Verwendung sowie Fortbewegungsmittel mit einer solchen |
| DE102020108768A1 (de) * | 2020-03-30 | 2021-09-30 | Volkswagen Aktiengesellschaft | Optischer Sensor zur Detektion eines Gases, seine Verwendung sowie Fortbewegungsmittel mit einem solchen Sensor |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2212211A (en) * | 1938-02-17 | 1940-08-20 | August H Pfund | Apparatus for detecting and measuring heteroatomic gases |
| US3319071A (en) * | 1964-11-27 | 1967-05-09 | Gen Motors Corp | Infrared gas analysis absorption chamber having a highly reflective specular internal surface |
| FR2038736A5 (en, 2012) * | 1969-03-27 | 1971-01-08 | Schlumberger Cie N | |
| FR2170880B1 (en, 2012) * | 1972-02-04 | 1976-06-11 | Souriau & Cie | |
| US3792272A (en) * | 1973-01-12 | 1974-02-12 | Omicron Syst Corp | Breath test device for organic components, including alcohol |
| CH578176A5 (en) * | 1975-05-06 | 1976-07-30 | Cerberus Ag | Radiation extinction measuring instrument - has radiation source and radiation receiver using tube for medium to be tested |
| US3997786A (en) * | 1975-08-25 | 1976-12-14 | Sun Oil Company Of Pennsylvania | System for spectroscopic analysis of a chemical stream |
| DE2626642B1 (de) * | 1976-06-14 | 1977-12-15 | Werner Prof Dr-Ing Adrian | Vorrichtung zum messen der konzentration von gasen |
| DE2650350A1 (de) * | 1976-11-03 | 1978-05-11 | Draegerwerk Ag | Gaskuevette fuer analysengeraet |
-
1978
- 1978-02-13 DE DE2805972A patent/DE2805972C3/de not_active Expired
-
1979
- 1979-02-09 CA CA321,162A patent/CA1114641A/en not_active Expired
- 1979-02-12 FR FR7903437A patent/FR2417097A1/fr active Granted
- 1979-02-12 US US06/011,718 patent/US4228352A/en not_active Expired - Lifetime
- 1979-02-12 GB GB7904932A patent/GB2015189B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2805972B2 (de) | 1980-09-25 |
| GB2015189A (en) | 1979-09-05 |
| FR2417097B1 (en, 2012) | 1984-09-07 |
| DE2805972A1 (de) | 1979-08-16 |
| US4228352A (en) | 1980-10-14 |
| DE2805972C3 (de) | 1987-05-07 |
| FR2417097A1 (fr) | 1979-09-07 |
| GB2015189B (en) | 1982-06-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |