FR2534028B1 - Tube indicateur a haute sensibilite pour la determination d'impuretes gazeuses - Google Patents
Tube indicateur a haute sensibilite pour la determination d'impuretes gazeusesInfo
- Publication number
- FR2534028B1 FR2534028B1 FR8312379A FR8312379A FR2534028B1 FR 2534028 B1 FR2534028 B1 FR 2534028B1 FR 8312379 A FR8312379 A FR 8312379A FR 8312379 A FR8312379 A FR 8312379A FR 2534028 B1 FR2534028 B1 FR 2534028B1
- Authority
- FR
- France
- Prior art keywords
- determination
- high sensitivity
- gaseous impurities
- indicator tube
- sensitivity indicator
- 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
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
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Plasma & Fusion (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (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 |
---|---|---|---|
DE3236792A DE3236792C2 (de) | 1982-10-05 | 1982-10-05 | Gasprüfröhrchen mit Reagenzstreifen |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2534028A1 FR2534028A1 (fr) | 1984-04-06 |
FR2534028B1 true FR2534028B1 (fr) | 1986-06-06 |
Family
ID=6174951
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8312379A Expired FR2534028B1 (fr) | 1982-10-05 | 1983-07-21 | Tube indicateur a haute sensibilite pour la determination d'impuretes gazeuses |
Country Status (6)
Country | Link |
---|---|
US (1) | US4554133A (fr) |
JP (1) | JPS59135365A (fr) |
DE (1) | DE3236792C2 (fr) |
FR (1) | FR2534028B1 (fr) |
GB (1) | GB2127961B (fr) |
NL (1) | NL8302169A (fr) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3503234C1 (de) * | 1985-01-31 | 1986-04-03 | Drägerwerk AG, 2400 Lübeck | Kolorimetrisches Gasdiffusions-Prüfröhrchen |
DE3517324C1 (de) * | 1985-05-14 | 1986-09-25 | Drägerwerk AG, 2400 Lübeck | Pruefroehrchen |
DE3531650A1 (de) * | 1985-09-05 | 1987-03-05 | Draegerwerk Ag | Diffusions-probensammler fuer gasfoermige medien |
JPH0692787B2 (ja) * | 1985-09-05 | 1994-11-16 | 日産自動車株式会社 | 内燃機関の制御装置 |
DE3534934A1 (de) * | 1985-10-01 | 1987-04-02 | Draegerwerk Ag | Kolorimetrisches gasdosimeter |
DE3542780C1 (de) * | 1985-12-04 | 1991-07-04 | Auergesellschaft Gmbh | Pruefroehrchen |
US4952516A (en) * | 1987-06-12 | 1990-08-28 | Pall Corporation | Self-venting diagnostic test device |
DE3729080A1 (de) * | 1987-09-01 | 1989-03-16 | Draegerwerk Ag | Diffusionssammler mit einer umwandlungszone |
US5055267A (en) * | 1988-08-19 | 1991-10-08 | The United States Of America As Represented By The Secretary Of The Department Of Health And Human Services | Thin film environmental monitor |
US5159799A (en) * | 1991-10-24 | 1992-11-03 | Rising Peter E | Vial with powdered reagent |
US5749358A (en) * | 1996-10-10 | 1998-05-12 | Nellcor Puritan Bennett Incorporated | Resuscitator bag exhaust port with CO2 indicator |
DE19738808B4 (de) * | 1997-09-05 | 2005-09-15 | Dräger Safety AG & Co. KGaA | Gasprüfröhrchen |
DE10261842A1 (de) * | 2002-12-20 | 2004-07-15 | Atc Dr. Mann E.K. | Farbindikationssystem und seine Verwendung |
US7294306B2 (en) | 2003-06-30 | 2007-11-13 | The Regents Of The University Of California | Inspection tester for explosives |
US7867445B1 (en) * | 2003-06-30 | 2011-01-11 | Lawrence Livermore National Security, Llc | Explosives tester |
US7745227B2 (en) * | 2003-08-12 | 2010-06-29 | Lawrence Livermore National Security, Llc | System for analysis of explosives |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2487077A (en) * | 1943-12-28 | 1949-11-08 | Us Commerce | Colorimetric gas detection |
DE1037725B (de) * | 1952-10-14 | 1958-08-28 | Draegerwerk Ag | Pruefroehrchen zum Nachweis von bestimmten Bestandteilen in Gasen |
DE932750C (de) * | 1953-09-17 | 1955-09-08 | Draegerwerk Ag | Pruefroehrchen zum Nachweis von Alkohol in Luft |
DE1498685A1 (de) * | 1963-06-27 | 1969-02-13 | Draegerwerk Ag | Pruefroehrchen |
US3420205A (en) * | 1966-03-23 | 1969-01-07 | Miles Lab | Indicating device |
GB1332900A (en) * | 1969-12-06 | 1973-10-10 | Domnick Hunter Eng | Filter cartridge for fluids |
DE2507093A1 (de) * | 1975-02-19 | 1976-09-02 | Maihak Ag | Vorrichtung zur bestimmung eines bestandteils in gasgemischen |
DE2627315A1 (de) * | 1976-06-18 | 1977-12-22 | Draegerwerk Ag | Pruefroehrchen mit halterungen fuer die reagenztraeger |
-
1982
- 1982-10-05 DE DE3236792A patent/DE3236792C2/de not_active Expired
-
1983
- 1983-06-17 NL NL8302169A patent/NL8302169A/nl not_active Application Discontinuation
- 1983-07-21 FR FR8312379A patent/FR2534028B1/fr not_active Expired
- 1983-09-02 GB GB08323637A patent/GB2127961B/en not_active Expired
- 1983-09-28 US US06/536,515 patent/US4554133A/en not_active Expired - Fee Related
- 1983-10-05 JP JP58185227A patent/JPS59135365A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2534028A1 (fr) | 1984-04-06 |
JPS59135365A (ja) | 1984-08-03 |
US4554133A (en) | 1985-11-19 |
DE3236792A1 (de) | 1984-04-05 |
GB2127961A (en) | 1984-04-18 |
GB2127961B (en) | 1986-01-29 |
NL8302169A (nl) | 1984-05-01 |
DE3236792C2 (de) | 1986-12-18 |
GB8323637D0 (en) | 1983-10-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |