NL190882B - Photoionization detector for detecting chemicals in a carrier gas. - Google Patents
Photoionization detector for detecting chemicals in a carrier gas.Info
- Publication number
- NL190882B NL190882B NL8004817A NL8004817A NL190882B NL 190882 B NL190882 B NL 190882B NL 8004817 A NL8004817 A NL 8004817A NL 8004817 A NL8004817 A NL 8004817A NL 190882 B NL190882 B NL 190882B
- Authority
- NL
- Netherlands
- Prior art keywords
- carrier gas
- photoionization detector
- detecting chemicals
- chemicals
- detecting
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J47/00—Tubes for determining the presence, intensity, density or energy of radiation or particles
- H01J47/02—Ionisation chambers
- H01J47/026—Gas flow ionisation chambers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J65/00—Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
- H01J65/04—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels
- H01J65/042—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field
- H01J65/048—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field the field being produced by using an excitation coil
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Discharge Lamps And Accessories Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US7011979A | 1979-08-27 | 1979-08-27 | |
US7011979 | 1979-08-27 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL8004817A NL8004817A (en) | 1981-03-03 |
NL190882B true NL190882B (en) | 1994-05-02 |
NL190882C NL190882C (en) | 1994-10-03 |
Family
ID=22093236
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL8004817A NL190882C (en) | 1979-08-27 | 1980-08-26 | Photoionization detector for detecting chemicals in a carrier gas. |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5655850A (en) |
BE (1) | BE884930A (en) |
CA (1) | CA1174277A (en) |
DE (1) | DE3031358A1 (en) |
FR (1) | FR2464472A1 (en) |
GB (1) | GB2058447B (en) |
NL (1) | NL190882C (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1176688A (en) * | 1981-04-17 | 1984-10-23 | Isao Shoda | Electrodeless discharge lamp |
GB2179492B (en) * | 1985-08-22 | 1989-11-29 | English Electric Valve Co Ltd | Thyratron arrangements |
GB9127557D0 (en) * | 1991-12-31 | 1992-02-19 | Secr Defence | Explosives detector |
GB2273779B (en) * | 1992-12-22 | 1996-01-31 | Secr Defence | Gas detection devices |
GB2275779B (en) * | 1993-03-05 | 1997-01-22 | Secr Defence | Gas detection devices |
DE4320607C2 (en) * | 1993-06-16 | 1996-04-11 | Forgenta Forschungstechnik Und | Arrangement for trace gas analysis |
GB2328789B (en) * | 1997-09-02 | 2001-09-12 | Ion Science Ltd | Detectors |
CN112834490B (en) * | 2021-01-07 | 2022-12-20 | 上海雷密传感技术有限公司 | Photo-ion detection device |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3873884A (en) * | 1973-03-01 | 1975-03-25 | Perkin Elmer Corp | Electrodeless discharge lamp and power coupler therefor |
US3996272A (en) * | 1974-10-03 | 1976-12-07 | The Dow Chemical Company | Method for preparing pentachloroacetone and dichloroacetic acid from isopropyl ethers |
US3933432A (en) * | 1974-10-29 | 1976-01-20 | Hnu Systems Inc. | Photoionization |
US4013913A (en) * | 1976-01-19 | 1977-03-22 | Hnu Systems Inc. | Ion detection electrode arrangement |
-
1980
- 1980-08-11 CA CA000357989A patent/CA1174277A/en not_active Expired
- 1980-08-20 DE DE19803031358 patent/DE3031358A1/en active Granted
- 1980-08-26 NL NL8004817A patent/NL190882C/en not_active IP Right Cessation
- 1980-08-26 BE BE0/201872A patent/BE884930A/en not_active IP Right Cessation
- 1980-08-27 JP JP11824980A patent/JPS5655850A/en active Granted
- 1980-08-27 GB GB8027706A patent/GB2058447B/en not_active Expired
- 1980-08-27 FR FR8018565A patent/FR2464472A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
DE3031358C2 (en) | 1989-11-09 |
CA1174277A (en) | 1984-09-11 |
FR2464472A1 (en) | 1981-03-06 |
FR2464472B1 (en) | 1985-04-19 |
NL190882C (en) | 1994-10-03 |
BE884930A (en) | 1980-12-16 |
GB2058447B (en) | 1984-01-04 |
DE3031358A1 (en) | 1981-03-19 |
JPS5655850A (en) | 1981-05-16 |
GB2058447A (en) | 1981-04-08 |
NL8004817A (en) | 1981-03-03 |
JPS6362696B2 (en) | 1988-12-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A85 | Still pending on 85-01-01 | ||
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
V4 | Lapsed because of reaching the maxim lifetime of a patent |
Free format text: 20000826 |