FI840623A0 - Anordning foer detektering av jonisationsnivaon hos en gasblandning som kontrolleras av en ljusbaoge - Google Patents
Anordning foer detektering av jonisationsnivaon hos en gasblandning som kontrolleras av en ljusbaogeInfo
- Publication number
- FI840623A0 FI840623A0 FI840623A FI840623A FI840623A0 FI 840623 A0 FI840623 A0 FI 840623A0 FI 840623 A FI840623 A FI 840623A FI 840623 A FI840623 A FI 840623A FI 840623 A0 FI840623 A0 FI 840623A0
- Authority
- FI
- Finland
- Prior art keywords
- ljusbaoge
- kontrolleras
- jonisationsnivaon
- gasblandning
- hos
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
- G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Chairs Characterized By Structure (AREA)
- Arc Welding Control (AREA)
- Discharge Heating (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Electron Tubes For Measurement (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8210592 | 1982-06-17 | ||
FR8210592A FR2528980A1 (fr) | 1982-06-17 | 1982-06-17 | Detecteur de niveau d'ionisation d'un milieu gazeux controle par arc electrique |
FR8300125 | 1983-06-17 | ||
PCT/FR1983/000125 WO1984000074A1 (fr) | 1982-06-17 | 1983-06-17 | Detecteur de niveau d'ionisation d'un milieu gazeux controle par arc electrique |
Publications (4)
Publication Number | Publication Date |
---|---|
FI840623A FI840623A (fi) | 1984-02-15 |
FI840623A0 true FI840623A0 (fi) | 1984-02-15 |
FI80804B FI80804B (fi) | 1990-03-30 |
FI80804C FI80804C (fi) | 1990-07-10 |
Family
ID=9275106
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI840623A FI80804C (fi) | 1982-06-17 | 1984-02-15 | Anordning foer detektering av jonisationsnivaon i ett gasmedium. |
Country Status (12)
Country | Link |
---|---|
US (1) | US4629992A (fi) |
EP (1) | EP0099776B1 (fi) |
JP (1) | JPS59501124A (fi) |
AT (1) | ATE42648T1 (fi) |
AU (1) | AU571838B2 (fi) |
CA (1) | CA1212784A (fi) |
DE (1) | DE3379756D1 (fi) |
DK (1) | DK163152C (fi) |
ES (1) | ES8404511A1 (fi) |
FI (1) | FI80804C (fi) |
FR (1) | FR2528980A1 (fi) |
WO (1) | WO1984000074A1 (fi) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5164673A (en) * | 1989-11-13 | 1992-11-17 | Rosener Kirk W | Induced electric field sensor |
DE4038994C2 (de) * | 1990-12-06 | 1994-03-10 | Lehmann Martin | Verfahren zum Ermitteln einer Meßgröße und Meßanordnung |
CA2032912C (en) * | 1990-12-21 | 1994-06-28 | Bryan M. Latta | Nonintrusive gas-level measurement apparatus |
US5324398A (en) * | 1992-06-19 | 1994-06-28 | Water Regeneration Systems, Inc. | Capacitive discharge control circuit for use with electrolytic fluid treatment systems |
US6781384B2 (en) * | 2001-07-24 | 2004-08-24 | Agilent Technologies, Inc. | Enhancing the stability of electrical discharges |
KR102259026B1 (ko) * | 2013-11-26 | 2021-05-31 | 스미스 디텍션 몬트리올 인코포레이티드 | 분광 분석을 위한 유전체 배리어 방전 이온화 소스 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2550498A (en) * | 1947-06-14 | 1951-04-24 | Gen Electric | Method and apparatus for electrically detecting vapors and the like |
FR1540305A (fr) * | 1967-02-09 | 1968-09-27 | Dispositif perfectionné de détection d'incendie | |
DE2029485B2 (de) * | 1969-06-21 | 1971-11-25 | Nittan Co. Ltd., Tokio | Ionisations rauchfuehler |
US3728615A (en) * | 1969-10-29 | 1973-04-17 | Eaton Yale & Towne | Smoke, gas, or rapid temperature increase detector utilizing a periodic electric field to create a self-sustained avalanche current |
US3673586A (en) * | 1970-02-19 | 1972-06-27 | Statitrol Corp | Resistance controlled timed pulse generator |
US3742475A (en) * | 1971-03-16 | 1973-06-26 | Tif Instr Inc | Gaseous impurity detector employing corona discharge phenomenon |
CH593491A5 (fi) * | 1973-12-06 | 1977-12-15 | Nat Res Dev | |
US3949390A (en) * | 1974-06-05 | 1976-04-06 | Rca Corporation | High voltage aerosol detector |
BE881812A (nl) * | 1979-12-17 | 1980-06-16 | Cerberus Ag | Meldingsstelsel |
-
1982
- 1982-06-17 FR FR8210592A patent/FR2528980A1/fr active Granted
-
1983
- 1983-06-17 WO PCT/FR1983/000125 patent/WO1984000074A1/fr active IP Right Grant
- 1983-06-17 AT AT83401258T patent/ATE42648T1/de not_active IP Right Cessation
- 1983-06-17 EP EP83401258A patent/EP0099776B1/fr not_active Expired
- 1983-06-17 CA CA000430667A patent/CA1212784A/fr not_active Expired
- 1983-06-17 JP JP58501919A patent/JPS59501124A/ja active Granted
- 1983-06-17 DE DE8383401258T patent/DE3379756D1/de not_active Expired
- 1983-06-17 AU AU16071/83A patent/AU571838B2/en not_active Ceased
- 1983-06-17 ES ES523393A patent/ES8404511A1/es not_active Expired
-
1984
- 1984-02-10 DK DK059084A patent/DK163152C/da not_active IP Right Cessation
- 1984-02-15 FI FI840623A patent/FI80804C/fi not_active IP Right Cessation
- 1984-02-17 US US06/581,054 patent/US4629992A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ES523393A0 (es) | 1984-04-16 |
CA1212784A (fr) | 1986-10-14 |
DE3379756D1 (en) | 1989-06-01 |
FR2528980A1 (fr) | 1983-12-23 |
EP0099776A1 (fr) | 1984-02-01 |
AU571838B2 (en) | 1988-04-28 |
FI80804C (fi) | 1990-07-10 |
DK163152C (da) | 1992-06-22 |
DK59084A (da) | 1984-02-10 |
EP0099776B1 (fr) | 1989-04-26 |
WO1984000074A1 (fr) | 1984-01-05 |
JPH0331387B2 (fi) | 1991-05-02 |
DK59084D0 (da) | 1984-02-10 |
ES8404511A1 (es) | 1984-04-16 |
FR2528980B1 (fi) | 1985-01-25 |
FI840623A (fi) | 1984-02-15 |
US4629992A (en) | 1986-12-16 |
ATE42648T1 (de) | 1989-05-15 |
FI80804B (fi) | 1990-03-30 |
JPS59501124A (ja) | 1984-06-28 |
DK163152B (da) | 1992-01-27 |
AU1607183A (en) | 1984-01-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed | ||
MM | Patent lapsed |
Owner name: P.G.E.P. PROFESSIONAL GENERAL ELECTRONIC |