FR2124344A1 - - Google Patents

Info

Publication number
FR2124344A1
FR2124344A1 FR7203289A FR7203289A FR2124344A1 FR 2124344 A1 FR2124344 A1 FR 2124344A1 FR 7203289 A FR7203289 A FR 7203289A FR 7203289 A FR7203289 A FR 7203289A FR 2124344 A1 FR2124344 A1 FR 2124344A1
Authority
FR
France
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.)
Granted
Application number
FR7203289A
Other languages
French (fr)
Other versions
FR2124344B1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HP Inc
Original Assignee
Hewlett Packard Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of FR2124344A1 publication Critical patent/FR2124344A1/fr
Application granted granted Critical
Publication of FR2124344B1 publication Critical patent/FR2124344B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J49/00—Particle spectrometers or separator tubes
    • H01J49/02—Details
    • H01J49/10—Ion sources; Ion guns
    • H01J49/14—Ion sources; Ion guns using particle bombardment, e.g. ionisation chambers
FR7203289A 1971-02-02 1972-02-01 Expired FR2124344B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11191071A 1971-02-02 1971-02-02

Publications (2)

Publication Number Publication Date
FR2124344A1 true FR2124344A1 (en) 1972-09-22
FR2124344B1 FR2124344B1 (en) 1976-01-16

Family

ID=22341083

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7203289A Expired FR2124344B1 (en) 1971-02-02 1972-02-01

Country Status (4)

Country Link
US (1) US3723729A (en)
FR (1) FR2124344B1 (en)
GB (1) GB1357263A (en)
SE (1) SE367280B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3766396A (en) * 1972-11-09 1973-10-16 Hewlett Packard Co Ion source
GB8603999D0 (en) * 1986-02-18 1986-03-26 Vg Instr Group Vacuum monitoring apparatus
US4731533A (en) * 1986-10-15 1988-03-15 Vestec Corporation Method and apparatus for dissociating ions by electron impact
US4816685A (en) * 1987-10-23 1989-03-28 Lauronics, Inc. Ion volume ring
US5083450A (en) * 1990-05-18 1992-01-28 Martin Marietta Energy Systems, Inc. Gas chromatograph-mass spectrometer (gc/ms) system for quantitative analysis of reactive chemical compounds
US5506412A (en) * 1994-12-16 1996-04-09 Buttrill, Jr.; Sidney E. Means for reducing the contamination of mass spectrometer leak detection ion sources
US7709790B2 (en) * 2008-04-01 2010-05-04 Thermo Finnigan Llc Removable ion source that does not require venting of the vacuum chamber
GB2510100B (en) * 2012-11-16 2018-11-28 Thermo Fisher Scient Bremen Gmbh Ion source assembly for static mass spectrometer

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2975277A (en) * 1955-05-10 1961-03-14 Vakutronik Veb Ion source
GB961334A (en) * 1961-09-04 1964-06-17 Ass Elect Ind Improvements relating to ion sources for mass spectrometers
US3155826A (en) * 1961-12-29 1964-11-03 John L Peters Mass spectrometer leak detector including a novel repeller-heater assembly
US3307033A (en) * 1963-07-19 1967-02-28 William H Johnston Lab Inc Coincidence mass spectrometer with electrostatic means to separate positive and negative ions and detectors and method of use
GB1102462A (en) * 1963-10-31 1968-02-07 Ass Elect Ind Improvements relating to mass spectrometer ion sources
US3356843A (en) * 1965-02-01 1967-12-05 Gen Electric Mass spectrometer electron beam ion source having means for focusing the electron beam
US3423584A (en) * 1966-03-23 1969-01-21 Varian Associates Spectrometer ion source having two filaments each alternately acting as emitter and collector

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Also Published As

Publication number Publication date
SE367280B (en) 1974-05-20
DE2202588B2 (en) 1975-06-26
DE2202588A1 (en) 1972-08-17
FR2124344B1 (en) 1976-01-16
US3723729A (en) 1973-03-27
GB1357263A (en) 1974-06-19

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Legal Events

Date Code Title Description
ST Notification of lapse