BE534647A - - Google Patents

Info

Publication number
BE534647A
BE534647A BE534647DA BE534647A BE 534647 A BE534647 A BE 534647A BE 534647D A BE534647D A BE 534647DA BE 534647 A BE534647 A BE 534647A
Authority
BE
Belgium
Application number
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.)
Publication date
Publication of BE534647A publication Critical patent/BE534647A/xx

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/42Measurement or testing during manufacture
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00Investigating fluid-tightness of structures
    • G01M3/02Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/20Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • G01M3/22Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
    • G01M3/226Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for containers, e.g. radiators
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00Gas-filled discharge tubes with solid cathode
    • H01J17/02Details
    • H01J17/22Means for obtaining or maintaining the desired pressure within the tube
    • H01J17/26Means for producing, introducing, or replenishing gas or vapour during operation of the tube
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J41/00Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
    • H01J41/02Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas
    • H01J41/06Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas with ionisation by means of cold cathodes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L2101/00Uses or applications of pigs or moles
    • F16L2101/30Inspecting, measuring or testing
BE534647D 1954-01-06 BE534647A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL327002X 1954-01-06

Publications (1)

Publication Number Publication Date
BE534647A true BE534647A (zh) 1955-07-04

Family

ID=19784206

Family Applications (1)

Application Number Title Priority Date Filing Date
BE534647D BE534647A (zh) 1954-01-06

Country Status (7)

Country Link
US (1) US2863315A (zh)
BE (1) BE534647A (zh)
CH (1) CH327002A (zh)
DE (1) DE953387C (zh)
FR (1) FR1117324A (zh)
GB (1) GB763689A (zh)
NL (1) NL102021C (zh)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3070992A (en) * 1959-05-25 1963-01-01 Robert C Nemeth Pressure gauge and method of operation
DE1302826B (zh) * 1962-07-16 Ges Fuer Kernforschung Mbh
GB1047204A (zh) * 1964-05-26 1900-01-01
US3580052A (en) * 1969-10-23 1971-05-25 Gen Electric Discharge gage for helium leak detector use
FR2082765A5 (zh) * 1970-03-26 1971-12-10 Commissariat Energie Atomique
US4409817A (en) * 1981-03-25 1983-10-18 Edwards Jr David Vacuum leak detector and method
US4615130A (en) * 1985-05-28 1986-10-07 Gerald Racicot Snowplow mounted on longitudinal frame attachable to chassis
CN113196028A (zh) * 2018-11-27 2021-07-30 西部制药服务有限公司 用于深冷温度下密封容器的封闭完整性测试的系统和方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR962489A (zh) * 1947-03-07 1950-06-10
US2601272A (en) * 1947-06-27 1952-06-24 Jr Ellis M Frost Apparatus and procedure for the determination of helium in gases
US2652716A (en) * 1948-11-29 1953-09-22 Gen Electric Apparatus for detecting leaks in vacuum systems
US2671337A (en) * 1951-03-31 1954-03-09 Universal Oil Prod Co Hydrogen analyzer

Also Published As

Publication number Publication date
CH327002A (de) 1958-01-15
FR1117324A (fr) 1956-05-22
GB763689A (en) 1956-12-12
DE953387C (de) 1956-11-29
US2863315A (en) 1958-12-09
NL102021C (zh) 1961-11-15

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