FR2764697B1 - Dispositif de prelevement d'echantillons des especes chimiques volatiles presentes a l'etat de traces dans une atmosphere gazeuse - Google Patents
Dispositif de prelevement d'echantillons des especes chimiques volatiles presentes a l'etat de traces dans une atmosphere gazeuseInfo
- Publication number
- FR2764697B1 FR2764697B1 FR9707522A FR9707522A FR2764697B1 FR 2764697 B1 FR2764697 B1 FR 2764697B1 FR 9707522 A FR9707522 A FR 9707522A FR 9707522 A FR9707522 A FR 9707522A FR 2764697 B1 FR2764697 B1 FR 2764697B1
- Authority
- FR
- France
- Prior art keywords
- traces
- gas atmosphere
- chemical species
- species present
- taking samples
- 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 - Lifetime
Links
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
- B01D5/0033—Other features
- B01D5/0036—Multiple-effect condensation; Fractional condensation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D8/00—Cold traps; Cold baffles
-
- 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
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9707522A FR2764697B1 (fr) | 1997-06-17 | 1997-06-17 | Dispositif de prelevement d'echantillons des especes chimiques volatiles presentes a l'etat de traces dans une atmosphere gazeuse |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9707522A FR2764697B1 (fr) | 1997-06-17 | 1997-06-17 | Dispositif de prelevement d'echantillons des especes chimiques volatiles presentes a l'etat de traces dans une atmosphere gazeuse |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2764697A1 FR2764697A1 (fr) | 1998-12-18 |
FR2764697B1 true FR2764697B1 (fr) | 1999-08-13 |
Family
ID=9508089
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9707522A Expired - Lifetime FR2764697B1 (fr) | 1997-06-17 | 1997-06-17 | Dispositif de prelevement d'echantillons des especes chimiques volatiles presentes a l'etat de traces dans une atmosphere gazeuse |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2764697B1 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106525514A (zh) * | 2016-11-08 | 2017-03-22 | 南京大学 | 大气水汽收集真空转移装置 |
CN108562343B (zh) * | 2018-03-15 | 2024-01-26 | 核工业理化工程研究院 | 一种动态运转设备放气量测试装置及测试方法 |
CN108593413B (zh) * | 2018-05-31 | 2024-07-16 | 山前(珠海)科技有限公司 | 一种冷凝-加热管路系统及超低温冷凝富集系统 |
CN117686285B (zh) * | 2024-02-04 | 2024-05-14 | 克拉玛依市城投油砂矿勘探有限责任公司 | 一种蒸汽管道干度取样装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1463891A (fr) * | 1965-09-21 | 1966-07-22 | Commissariat Energie Atomique | Dispositif de piégeage de gaz en haute atmosphère |
US4600559A (en) * | 1982-03-26 | 1986-07-15 | The United States Of America As Represented By The Administrator Environmental Protection Agency | Vacuum extractor with cryogenic concentration and capillary interface |
ATE59478T1 (de) * | 1987-09-23 | 1991-01-15 | Via Gmbh | Messgaskuehleinrichtung. |
US5144807A (en) * | 1990-02-02 | 1992-09-08 | Brown Ernest D | Vapor treatment facilities for petroleum storage tank cleaning |
DE4202802A1 (de) * | 1992-01-31 | 1993-08-05 | Seiler Wolfram | Vorrichtung zum kuehltrocknen von gasen |
US5501080A (en) * | 1994-12-14 | 1996-03-26 | Lockheed Idaho Technologies Company | Self-contained cryogenic gas sampling apparatus and method |
-
1997
- 1997-06-17 FR FR9707522A patent/FR2764697B1/fr not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2764697A1 (fr) | 1998-12-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 20 |