FR80795E - Advanced Evaporative Ionization Type Vacuum Pump System - Google Patents

Advanced Evaporative Ionization Type Vacuum Pump System

Info

Publication number
FR80795E
FR80795E FR882061A FR882061A FR80795E FR 80795 E FR80795 E FR 80795E FR 882061 A FR882061 A FR 882061A FR 882061 A FR882061 A FR 882061A FR 80795 E FR80795 E FR 80795E
Authority
FR
France
Prior art keywords
advanced
vacuum pump
pump system
type vacuum
ionization type
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
Application number
FR882061A
Other languages
French (fr)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Priority to FR882061A priority Critical patent/FR80795E/en
Priority to DEC28660A priority patent/DE1273118B/en
Priority to US244504A priority patent/US3214086A/en
Priority to GB47525/62A priority patent/GB1014386A/en
Application granted granted Critical
Publication of FR80795E publication Critical patent/FR80795E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J41/00—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
    • H01J41/12—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps
    • H01J41/18—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of cold cathodes
    • H01J41/20—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of cold cathodes using gettering substances
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J41/00—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
    • H01J41/12—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps
    • H01J41/18—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of cold cathodes
FR882061A 1961-12-15 1961-12-15 Advanced Evaporative Ionization Type Vacuum Pump System Expired FR80795E (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR882061A FR80795E (en) 1961-12-15 1961-12-15 Advanced Evaporative Ionization Type Vacuum Pump System
DEC28660A DE1273118B (en) 1961-12-15 1962-12-13 Ion getter pump
US244504A US3214086A (en) 1961-12-15 1962-12-13 Vacuum pumps
GB47525/62A GB1014386A (en) 1961-12-15 1962-12-17 Improvements in or relating to vacuum pumps of the evaporation and ionisation type

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR882061A FR80795E (en) 1961-12-15 1961-12-15 Advanced Evaporative Ionization Type Vacuum Pump System

Publications (1)

Publication Number Publication Date
FR80795E true FR80795E (en) 1963-06-14

Family

ID=8768790

Family Applications (1)

Application Number Title Priority Date Filing Date
FR882061A Expired FR80795E (en) 1961-12-15 1961-12-15 Advanced Evaporative Ionization Type Vacuum Pump System

Country Status (4)

Country Link
US (1) US3214086A (en)
DE (1) DE1273118B (en)
FR (1) FR80795E (en)
GB (1) GB1014386A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5269916A (en) * 1992-09-11 1993-12-14 Colonel Clair Pipe protector/fluid ionizer employing magnetic condenser for producing concentrated force lines perpendicular to fluid flow
US5378988A (en) * 1993-01-22 1995-01-03 Pulyer; Yuly M. MRI system having high field strength open access magnet

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2755014A (en) * 1953-04-24 1956-07-17 Gen Electric Ionic vacuum pump device
FR1114606A (en) * 1954-11-18 1956-04-16 Csf Improvements to permanent magnets
GB797232A (en) * 1955-07-11 1958-06-25 Manfred Von Ardenne Improvements in or relating to high vacuum ion pumps
US2974981A (en) * 1956-07-14 1961-03-14 Philips Corp Arrester for iron particles
US2993638A (en) * 1957-07-24 1961-07-25 Varian Associates Electrical vacuum pump apparatus and method

Also Published As

Publication number Publication date
DE1273118B (en) 1968-07-18
US3214086A (en) 1965-10-26
GB1014386A (en) 1965-12-22

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