NL160430C - IONIZATION MANOMETER TUBE. - Google Patents

IONIZATION MANOMETER TUBE.

Info

Publication number
NL160430C
NL160430C NL6900231.A NL6900231A NL160430C NL 160430 C NL160430 C NL 160430C NL 6900231 A NL6900231 A NL 6900231A NL 160430 C NL160430 C NL 160430C
Authority
NL
Netherlands
Prior art keywords
manometer tube
ionization manometer
ionization
tube
manometer
Prior art date
Application number
NL6900231.A
Other languages
Dutch (nl)
Other versions
NL6900231A (en
NL160430B (en
Original Assignee
Balzers Hochvakuum
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 Balzers Hochvakuum filed Critical Balzers Hochvakuum
Publication of NL6900231A publication Critical patent/NL6900231A/xx
Publication of NL160430B publication Critical patent/NL160430B/en
Application granted granted Critical
Publication of NL160430C publication Critical patent/NL160430C/en

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
    • H01J41/02—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas
    • H01J41/04—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas with ionisation by means of thermionic cathodes
NL6900231.A 1968-10-15 1969-01-07 IONIZATION MANOMETER TUBE. NL160430C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1550368A CH477684A (en) 1968-10-15 1968-10-15 Ionization manometer tube

Publications (3)

Publication Number Publication Date
NL6900231A NL6900231A (en) 1970-04-17
NL160430B NL160430B (en) 1979-05-15
NL160430C true NL160430C (en) 1979-10-15

Family

ID=4409603

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6900231.A NL160430C (en) 1968-10-15 1969-01-07 IONIZATION MANOMETER TUBE.

Country Status (6)

Country Link
US (1) US3760212A (en)
CH (1) CH477684A (en)
DE (1) DE1934940B2 (en)
FR (1) FR2020747A1 (en)
GB (1) GB1219044A (en)
NL (1) NL160430C (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4047101A (en) * 1976-01-08 1977-09-06 Westinghouse Electric Corporation Filament for alkali metal ionization detector
US4095171A (en) * 1976-04-07 1978-06-13 Westinghouse Electric Corp. Alkali metal ionization detector
DE3628847C2 (en) * 1986-08-25 1995-12-14 Max Planck Gesellschaft Hot cathode ionization manometer
US6025723A (en) * 1997-08-27 2000-02-15 Granville-Phillips Company Miniature ionization gauge utilizing multiple ion collectors

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2497213A (en) * 1945-05-22 1950-02-14 Nat Res Corp Pressure gauge
NL92807C (en) * 1953-06-15
US3067346A (en) * 1959-12-07 1962-12-04 Sylvania Electric Prod Ionization vacuum gauge
US3353048A (en) * 1964-11-23 1967-11-14 Gen Telephone & Elect Ionization gauge for monitoring the flow of evaporant material

Also Published As

Publication number Publication date
DE1934940A1 (en) 1970-04-30
FR2020747A1 (en) 1970-07-17
GB1219044A (en) 1971-01-13
NL6900231A (en) 1970-04-17
CH477684A (en) 1969-08-31
DE1934940B2 (en) 1971-06-03
NL160430B (en) 1979-05-15
US3760212A (en) 1973-09-18

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: BALZERS