FR1283661A - Pompe ionique à vide - Google Patents

Pompe ionique à vide

Info

Publication number
FR1283661A
FR1283661A FR855549A FR855549A FR1283661A FR 1283661 A FR1283661 A FR 1283661A FR 855549 A FR855549 A FR 855549A FR 855549 A FR855549 A FR 855549A FR 1283661 A FR1283661 A FR 1283661A
Authority
FR
France
Prior art keywords
vacuum pump
ionic vacuum
ionic
pump
vacuum
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
FR855549A
Other languages
English (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.)
Varian Medical Systems Inc
Original Assignee
Varian Associates Inc
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 Varian Associates Inc filed Critical Varian Associates Inc
Priority to FR855549A priority Critical patent/FR1283661A/fr
Application granted granted Critical
Publication of FR1283661A publication Critical patent/FR1283661A/fr
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
FR855549A 1960-03-24 1961-03-14 Pompe ionique à vide Expired FR1283661A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR855549A FR1283661A (fr) 1960-03-24 1961-03-14 Pompe ionique à vide

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1734660A 1960-03-24 1960-03-24
FR855549A FR1283661A (fr) 1960-03-24 1961-03-14 Pompe ionique à vide

Publications (1)

Publication Number Publication Date
FR1283661A true FR1283661A (fr) 1962-02-02

Family

ID=26189664

Family Applications (1)

Application Number Title Priority Date Filing Date
FR855549A Expired FR1283661A (fr) 1960-03-24 1961-03-14 Pompe ionique à vide

Country Status (1)

Country Link
FR (1) FR1283661A (fr)

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