DE69218179D1 - Rückkopplungskontrollierter gasgemischgenerator, insbesondere zur überprüfung der reaktion eines hygrometers - Google Patents
Rückkopplungskontrollierter gasgemischgenerator, insbesondere zur überprüfung der reaktion eines hygrometersInfo
- Publication number
- DE69218179D1 DE69218179D1 DE69218179T DE69218179T DE69218179D1 DE 69218179 D1 DE69218179 D1 DE 69218179D1 DE 69218179 T DE69218179 T DE 69218179T DE 69218179 T DE69218179 T DE 69218179T DE 69218179 D1 DE69218179 D1 DE 69218179D1
- Authority
- DE
- Germany
- Prior art keywords
- hygrometer
- check
- response
- gas mixer
- controlled gas
- 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
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
- G01N33/0006—Calibrating gas analysers
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Combustion & Propulsion (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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/644,081 US5199295A (en) | 1991-01-22 | 1991-01-22 | Feedback controlled gas mixture generator especially for an hygrometer reaction check |
PCT/US1992/000177 WO1992013253A1 (en) | 1991-01-22 | 1992-01-10 | Feedback controlled gas mixture generator especially for an hygrometer reaction check |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69218179D1 true DE69218179D1 (de) | 1997-04-17 |
DE69218179T2 DE69218179T2 (de) | 1997-08-07 |
Family
ID=24583372
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69218179T Expired - Fee Related DE69218179T2 (de) | 1991-01-22 | 1992-01-10 | Rückkopplungskontrollierter gasgemischgenerator, insbesondere zur überprüfung der reaktion eines hygrometers |
DE69227205T Expired - Lifetime DE69227205T2 (de) | 1991-01-22 | 1992-01-10 | Apparat und Methode zur Zugabe kleiner Mengen einer Gaskomponente |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69227205T Expired - Lifetime DE69227205T2 (de) | 1991-01-22 | 1992-01-10 | Apparat und Methode zur Zugabe kleiner Mengen einer Gaskomponente |
Country Status (7)
Country | Link |
---|---|
US (1) | US5199295A (de) |
EP (2) | EP0568610B1 (de) |
JP (1) | JP3096063B2 (de) |
KR (1) | KR100200980B1 (de) |
CA (1) | CA2101064A1 (de) |
DE (2) | DE69218179T2 (de) |
WO (1) | WO1992013253A1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5259233A (en) * | 1991-04-24 | 1993-11-09 | American Air Liquide | Counterflow valve |
US5452600A (en) * | 1993-09-29 | 1995-09-26 | Lockheed Idaho Technologies Company | Calibrated vapor generator source |
SE502355C2 (sv) * | 1994-02-17 | 1995-10-09 | Hans Stymne | Sätt jämte anordning för att avge små mängder gas från ett ämne i kondenserad form till omgivningen med kontrollerbar hastighet |
US5844125A (en) * | 1997-10-01 | 1998-12-01 | Millipore Corporation | Method and apparatus for measuring moisture content in a gas |
FR2821669B1 (fr) * | 2001-03-02 | 2004-08-13 | Framatome Anp | Procede et dispositif de controle d'un capteur d'une installation industrielle et d'une chaine de mesure du capteur |
US7569128B2 (en) * | 2004-12-14 | 2009-08-04 | Mocon, Inc. | Coulometric water vapor sensor |
CN112540149A (zh) * | 2019-09-20 | 2021-03-23 | 中国石油化工股份有限公司 | 气体发生装置及方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3614855A (en) * | 1967-12-26 | 1971-10-26 | Gen Electric | Continuous production of calibration gas flows |
NL7213711A (de) * | 1972-10-11 | 1974-04-16 | ||
NL7405493A (nl) * | 1974-04-24 | 1975-10-28 | Philips Nv | Werkwijze en inrichting voor kwantitatieve analyse. |
US4356834A (en) * | 1979-11-02 | 1982-11-02 | Lemay Dan B | Vapor feed regulator |
CH663667A5 (de) * | 1984-07-18 | 1987-12-31 | Zellweger Uster Ag | Verfahren und vorrichtung zur messung geringer aktivitaetswerte von ionen eines probenstroms in einem analysenautomaten. |
DE3632698A1 (de) * | 1986-09-26 | 1988-03-31 | Draegerwerk Ag | Vorrichtung zur automatischen kalibrierung eines gassensors |
GB8812086D0 (en) * | 1988-05-21 | 1988-06-22 | Moisture Control & Mesurement | Method of & apparatus for determining moisture content in gases |
EP0370150A1 (de) * | 1988-11-21 | 1990-05-30 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Verfahren zum Erzeugen eines Standardgasgemisches und Vorrichtung zu dessen Herstellung |
-
1991
- 1991-01-22 US US07/644,081 patent/US5199295A/en not_active Expired - Lifetime
-
1992
- 1992-01-10 EP EP92904477A patent/EP0568610B1/de not_active Expired - Lifetime
- 1992-01-10 WO PCT/US1992/000177 patent/WO1992013253A1/en active IP Right Grant
- 1992-01-10 DE DE69218179T patent/DE69218179T2/de not_active Expired - Fee Related
- 1992-01-10 JP JP04504499A patent/JP3096063B2/ja not_active Expired - Lifetime
- 1992-01-10 CA CA002101064A patent/CA2101064A1/en not_active Abandoned
- 1992-01-10 KR KR1019930702166A patent/KR100200980B1/ko not_active IP Right Cessation
- 1992-01-10 EP EP95116674A patent/EP0698778B1/de not_active Expired - Lifetime
- 1992-01-10 DE DE69227205T patent/DE69227205T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0568610A1 (de) | 1993-11-10 |
DE69227205D1 (de) | 1998-11-05 |
DE69218179T2 (de) | 1997-08-07 |
DE69227205T2 (de) | 1999-05-20 |
EP0698778A1 (de) | 1996-02-28 |
EP0568610B1 (de) | 1997-03-12 |
EP0698778B1 (de) | 1998-09-30 |
CA2101064A1 (en) | 1992-07-23 |
KR100200980B1 (ko) | 1999-06-15 |
US5199295A (en) | 1993-04-06 |
JPH06506769A (ja) | 1994-07-28 |
WO1992013253A1 (en) | 1992-08-06 |
JP3096063B2 (ja) | 2000-10-10 |
EP0568610A4 (de) | 1994-04-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |