NL8302169A - Sterk gevoelig proefbuisje voor het bepalen van gasverontreinigingen. - Google Patents
Sterk gevoelig proefbuisje voor het bepalen van gasverontreinigingen. Download PDFInfo
- Publication number
- NL8302169A NL8302169A NL8302169A NL8302169A NL8302169A NL 8302169 A NL8302169 A NL 8302169A NL 8302169 A NL8302169 A NL 8302169A NL 8302169 A NL8302169 A NL 8302169A NL 8302169 A NL8302169 A NL 8302169A
- Authority
- NL
- Netherlands
- Prior art keywords
- gas
- test tube
- reagent strip
- impregnated
- test
- Prior art date
Links
- 239000003344 environmental pollutant Substances 0.000 title description 4
- 239000007789 gas Substances 0.000 claims description 40
- 239000003153 chemical reaction reagent Substances 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 13
- 239000000945 filler Substances 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 6
- 239000012876 carrier material Substances 0.000 claims description 2
- 239000003570 air Substances 0.000 description 6
- 238000001514 detection method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 238000011109 contamination Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000002845 discoloration Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035945 sensitivity 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
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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3236792A DE3236792C2 (de) | 1982-10-05 | 1982-10-05 | Gasprüfröhrchen mit Reagenzstreifen |
| DE3236792 | 1983-10-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8302169A true NL8302169A (nl) | 1984-05-01 |
Family
ID=6174951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8302169A NL8302169A (nl) | 1982-10-05 | 1983-06-17 | Sterk gevoelig proefbuisje voor het bepalen van gasverontreinigingen. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4554133A (de) |
| JP (1) | JPS59135365A (de) |
| DE (1) | DE3236792C2 (de) |
| FR (1) | FR2534028B1 (de) |
| GB (1) | GB2127961B (de) |
| NL (1) | NL8302169A (de) |
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 |
|---|---|
| GB2127961A (en) | 1984-04-18 |
| GB2127961B (en) | 1986-01-29 |
| GB8323637D0 (en) | 1983-10-05 |
| FR2534028A1 (fr) | 1984-04-06 |
| DE3236792C2 (de) | 1986-12-18 |
| FR2534028B1 (fr) | 1986-06-06 |
| JPS59135365A (ja) | 1984-08-03 |
| US4554133A (en) | 1985-11-19 |
| DE3236792A1 (de) | 1984-04-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A85 | Still pending on 85-01-01 | ||
| BV | The patent application has lapsed |