NL6701312A - - Google Patents

Info

Publication number
NL6701312A
NL6701312A NL6701312A NL6701312A NL6701312A NL 6701312 A NL6701312 A NL 6701312A NL 6701312 A NL6701312 A NL 6701312A NL 6701312 A NL6701312 A NL 6701312A NL 6701312 A NL6701312 A NL 6701312A
Authority
NL
Netherlands
Application number
NL6701312A
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 filed Critical
Publication of NL6701312A publication Critical patent/NL6701312A/xx

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
    • 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
    • H01J41/14—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of thermionic cathodes
    • H01J41/16—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of thermionic cathodes using gettering substances
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
    • H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
NL6701312A 1966-01-28 1967-01-27 NL6701312A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR47568A FR1478404A (fr) 1966-01-28 1966-01-28 Perfectionnements aux dispositifs de pompage

Publications (1)

Publication Number Publication Date
NL6701312A true NL6701312A (enrdf_load_stackoverflow) 1967-07-31

Family

ID=8599969

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6701312A NL6701312A (enrdf_load_stackoverflow) 1966-01-28 1967-01-27

Country Status (5)

Country Link
BE (1) BE693018A (enrdf_load_stackoverflow)
DE (1) DE1628447A1 (enrdf_load_stackoverflow)
FR (1) FR1478404A (enrdf_load_stackoverflow)
GB (1) GB1159333A (enrdf_load_stackoverflow)
NL (1) NL6701312A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
GB1159333A (en) 1969-07-23
FR1478404A (fr) 1967-04-28
DE1628447A1 (de) 1971-08-19
BE693018A (enrdf_load_stackoverflow) 1967-07-24

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