JPS5517465B1 - - Google Patents
Info
- Publication number
- JPS5517465B1 JPS5517465B1 JP2158572A JP2158572A JPS5517465B1 JP S5517465 B1 JPS5517465 B1 JP S5517465B1 JP 2158572 A JP2158572 A JP 2158572A JP 2158572 A JP2158572 A JP 2158572A JP S5517465 B1 JPS5517465 B1 JP S5517465B1
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J49/00—Particle spectrometers or separator tubes
- H01J49/26—Mass spectrometers or separator tubes
- H01J49/34—Dynamic spectrometers
- H01J49/42—Stability-of-path spectrometers, e.g. monopole, quadrupole, multipole, farvitrons
- H01J49/4205—Device types
- H01J49/421—Mass filters, i.e. deviating unwanted ions without trapping
- H01J49/4215—Quadrupole mass filters
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12048271A | 1971-03-03 | 1971-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5517465B1 true JPS5517465B1 (en) | 1980-05-12 |
Family
ID=22390583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2158572A Pending JPS5517465B1 (en) | 1971-03-03 | 1972-03-03 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3783279A (en) |
| JP (1) | JPS5517465B1 (en) |
| DE (1) | DE2209951A1 (en) |
| FR (1) | FR2128554B1 (en) |
| GB (1) | GB1341357A (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3937954A (en) * | 1973-03-30 | 1976-02-10 | Extranuclear Laboratories, Inc. | Methods and apparatus for spatial separation of AC and DC electric fields, with application to fringe fields in quadrupole mass filters |
| US4032782A (en) * | 1976-06-04 | 1977-06-28 | Finnigan Corporation | Temperature stable multipole mass filter and method therefor |
| DE3678085D1 (en) * | 1985-10-01 | 1991-04-18 | Finnigan Corp | QUADRUPOL MASS FILTER. |
| US4814613A (en) * | 1987-03-06 | 1989-03-21 | Extrel Corporation | Collision cell for triple quadrupole tandem mass spectrometry |
| US6153880A (en) * | 1999-09-30 | 2000-11-28 | Agilent Technologies, Inc. | Method and apparatus for performance improvement of mass spectrometers using dynamic ion optics |
| US8258470B2 (en) * | 2008-12-15 | 2012-09-04 | Edward W Sheehan | Radio frequency lens for introducing ions into a quadrupole mass analyzer |
| US20210327700A1 (en) * | 2018-08-24 | 2021-10-21 | Dh Technologies Development Pte. Ltd. | RF/DC Cutoff to Reduce Contamination and Enhance Robustness of Mass Spectrometry Systems |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3129327A (en) * | 1961-12-12 | 1964-04-14 | Bell & Howell Co | Auxiliary electrodes for quadrupole mass filters |
| US3371204A (en) * | 1966-09-07 | 1968-02-27 | Bell & Howell Co | Mass filter with one or more rod electrodes separated into a plurality of insulated segments |
| US3617736A (en) * | 1968-06-19 | 1971-11-02 | Hewlett Packard Co | Quadrupole mass filter with electrode structure for fringing-field compensation |
| US3560734A (en) * | 1968-06-26 | 1971-02-02 | Edward F Barnett | Quadrupole mass filter with fringing-field penetrating structure |
-
1971
- 1971-03-03 US US00120482A patent/US3783279A/en not_active Expired - Lifetime
-
1972
- 1972-03-02 DE DE19722209951 patent/DE2209951A1/en not_active Ceased
- 1972-03-02 GB GB970272A patent/GB1341357A/en not_active Expired
- 1972-03-02 FR FR7207301A patent/FR2128554B1/fr not_active Expired
- 1972-03-03 JP JP2158572A patent/JPS5517465B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2209951A1 (en) | 1972-09-21 |
| FR2128554A1 (en) | 1972-10-20 |
| US3783279A (en) | 1974-01-01 |
| FR2128554B1 (en) | 1975-10-24 |
| GB1341357A (en) | 1973-12-19 |