DE3908195C1 - - Google Patents
Info
- Publication number
- DE3908195C1 DE3908195C1 DE3908195A DE3908195A DE3908195C1 DE 3908195 C1 DE3908195 C1 DE 3908195C1 DE 3908195 A DE3908195 A DE 3908195A DE 3908195 A DE3908195 A DE 3908195A DE 3908195 C1 DE3908195 C1 DE 3908195C1
- Authority
- DE
- Germany
- Prior art keywords
- tube
- test tube
- gas
- test
- filling material
- 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 - Fee Related
Links
- 238000001816 cooling Methods 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 11
- 238000005070 sampling Methods 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 8
- 238000001704 evaporation Methods 0.000 claims description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 5
- 230000008020 evaporation Effects 0.000 claims description 5
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 claims description 2
- 239000011148 porous material Substances 0.000 claims description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims 1
- 239000007789 gas Substances 0.000 description 25
- 239000002826 coolant Substances 0.000 description 13
- 239000003570 air Substances 0.000 description 7
- 238000005259 measurement Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000000523 sample Substances 0.000 description 5
- 239000000110 cooling liquid Substances 0.000 description 4
- 239000006260 foam Substances 0.000 description 4
- 239000012080 ambient air Substances 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0011—Sample conditioning
- G01N33/0016—Sample conditioning by regulating a physical variable, e.g. pressure or temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D7/00—Devices using evaporation effects without recovery of the vapour
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2273—Atmospheric sampling
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2202—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling
- G01N1/2214—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling by sorption
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2273—Atmospheric sampling
- G01N2001/2276—Personal monitors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N2001/2282—Devices for withdrawing samples in the gaseous state with cooling means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/40—Concentrating samples
- G01N1/4022—Concentrating samples by thermal techniques; Phase changes
- G01N2001/4033—Concentrating samples by thermal techniques; Phase changes sample concentrated on a cold spot, e.g. condensation or distillation
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Immunology (AREA)
- Combustion & Propulsion (AREA)
- Pathology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Sampling And Sample Adjustment (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3908195A DE3908195C1 (enExample) | 1989-03-14 | 1989-03-14 | |
| GB9002740A GB2229111B (en) | 1989-03-14 | 1990-02-07 | A device for cooling eudiometers |
| US07/491,333 US5092183A (en) | 1989-03-14 | 1990-03-09 | Device for cooling testing tubes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3908195A DE3908195C1 (enExample) | 1989-03-14 | 1989-03-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3908195C1 true DE3908195C1 (enExample) | 1990-06-13 |
Family
ID=6376265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3908195A Expired - Fee Related DE3908195C1 (enExample) | 1989-03-14 | 1989-03-14 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US5092183A (enExample) |
| DE (1) | DE3908195C1 (enExample) |
| GB (1) | GB2229111B (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1006858C2 (nl) * | 1997-08-27 | 1999-03-02 | Advuco Ijsblokjes Koeltechniek | Werkwijze en inrichting voor het condenseren van een fluïdum. |
| DE102009039886B3 (de) * | 2009-09-03 | 2010-10-07 | Dräger Safety AG & Co. KGaA | Vorrichtung zur Gasanalyse |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5646335A (en) * | 1995-08-24 | 1997-07-08 | Coulter Corporation | Wickless temperature controlling apparatus and method for use with pore volume and surface area analyzers |
| US7014103B2 (en) * | 2003-06-13 | 2006-03-21 | Xtec, Incorporated | Differential radio frequency identification reader |
| FR2858409B1 (fr) * | 2003-07-29 | 2006-06-23 | Renault Sa | Dispositif de protection thermique pour appareil de mesure par prelevement de gaz et procede de mesure associe. |
| JP4574328B2 (ja) * | 2004-11-10 | 2010-11-04 | キヤノン株式会社 | 試料温度調整装置 |
| US10514332B1 (en) * | 2016-12-14 | 2019-12-24 | Micromeritics Instrument Corporation | Systems and methods for providing a profile of a material property using multiple analysis stations |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3948604A (en) * | 1974-01-02 | 1976-04-06 | Borg-Warner Corporation | Alcoholic breath simulation system |
| US4283947A (en) * | 1979-09-10 | 1981-08-18 | Kennecott Copper Corporation | Self cleaning, steam cooled, gas sample probe |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1138257B (de) * | 1961-08-16 | 1962-10-18 | Linde Eismasch Ag | Vorrichtung zur Probenahme verfluessigter Gase zwecks analytischer Ermittlung ihrer Zusammensetzung |
| US3196689A (en) * | 1963-04-18 | 1965-07-27 | Macquorn R Forrester | Breath constituent measurement apparatus and method |
| US3357256A (en) * | 1965-08-16 | 1967-12-12 | Air Reduction | Sampling line for cryogenic liquid mixtures |
| DE1934028A1 (de) * | 1969-07-04 | 1971-01-14 | Hartmann & Braun Ag | Wassergekuehlte Gasentnahmevorrichtung zur Entnahme sehr heisser Rauchgase fuer gasanalytische Zwecke |
| US3919065A (en) * | 1974-06-27 | 1975-11-11 | Heden Carl Goeran | Method to divert heat generated in an electrophoretical separation especially isoelectric focusing and isotachophoresis |
| JPS57203934A (en) * | 1981-06-09 | 1982-12-14 | Mitsubishi Chem Ind Ltd | Sampler |
| DE3242304C2 (de) * | 1982-11-16 | 1986-07-10 | Drägerwerk AG, 2400 Lübeck | Gasüberwachungsgerät mit Indikatorband und einem eine Umwandlungsfüllung zur chemischen Umwandlung des zu messenden Gases in eine durch das Indikatorband nachweisbaren Substanz enthaltenden Vorrohr |
| USRE33567E (en) * | 1986-02-25 | 1991-04-09 | Micromeritics Instrument Corporation | Temperature controlling apparatus for use with pore volume and surface area analyzers |
-
1989
- 1989-03-14 DE DE3908195A patent/DE3908195C1/de not_active Expired - Fee Related
-
1990
- 1990-02-07 GB GB9002740A patent/GB2229111B/en not_active Expired - Fee Related
- 1990-03-09 US US07/491,333 patent/US5092183A/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3948604A (en) * | 1974-01-02 | 1976-04-06 | Borg-Warner Corporation | Alcoholic breath simulation system |
| US4283947A (en) * | 1979-09-10 | 1981-08-18 | Kennecott Copper Corporation | Self cleaning, steam cooled, gas sample probe |
Non-Patent Citations (1)
| Title |
|---|
| Patent Abstracts of Japan P749 August 25, 1988 Vol12/No. 313 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1006858C2 (nl) * | 1997-08-27 | 1999-03-02 | Advuco Ijsblokjes Koeltechniek | Werkwijze en inrichting voor het condenseren van een fluïdum. |
| DE102009039886B3 (de) * | 2009-09-03 | 2010-10-07 | Dräger Safety AG & Co. KGaA | Vorrichtung zur Gasanalyse |
| US8646341B2 (en) | 2009-09-03 | 2014-02-11 | Dräger Safety AG & Co. KGaA | Filtration system for gas analysis |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2229111A (en) | 1990-09-19 |
| US5092183A (en) | 1992-03-03 |
| GB2229111B (en) | 1992-05-13 |
| GB9002740D0 (en) | 1990-04-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8100 | Publication of patent without earlier publication of application | ||
| D1 | Grant (no unexamined application published) patent law 81 | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |