JPS57173751A - Flow rate regulator for gas chromatograph - Google Patents

Flow rate regulator for gas chromatograph

Info

Publication number
JPS57173751A
JPS57173751A JP5850581A JP5850581A JPS57173751A JP S57173751 A JPS57173751 A JP S57173751A JP 5850581 A JP5850581 A JP 5850581A JP 5850581 A JP5850581 A JP 5850581A JP S57173751 A JPS57173751 A JP S57173751A
Authority
JP
Japan
Prior art keywords
carrier gas
tube
bourdon tube
stop valve
flow rate
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.)
Pending
Application number
JP5850581A
Other languages
English (en)
Inventor
Genzo Hirata
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP5850581A priority Critical patent/JPS57173751A/ja
Publication of JPS57173751A publication Critical patent/JPS57173751A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/26—Conditioning of the fluid carrier; Flow patterns
    • G01N30/28—Control of physical parameters of the fluid carrier
    • G01N30/32—Control of physical parameters of the fluid carrier of pressure or speed
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/26—Conditioning of the fluid carrier; Flow patterns
    • G01N30/28—Control of physical parameters of the fluid carrier
    • G01N30/32—Control of physical parameters of the fluid carrier of pressure or speed
    • G01N2030/324—Control of physical parameters of the fluid carrier of pressure or speed speed, flow rate

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Control Of Fluid Pressure (AREA)
  • Sampling And Sample Adjustment (AREA)
JP5850581A 1981-04-20 1981-04-20 Flow rate regulator for gas chromatograph Pending JPS57173751A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5850581A JPS57173751A (en) 1981-04-20 1981-04-20 Flow rate regulator for gas chromatograph

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5850581A JPS57173751A (en) 1981-04-20 1981-04-20 Flow rate regulator for gas chromatograph

Publications (1)

Publication Number Publication Date
JPS57173751A true JPS57173751A (en) 1982-10-26

Family

ID=13086270

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5850581A Pending JPS57173751A (en) 1981-04-20 1981-04-20 Flow rate regulator for gas chromatograph

Country Status (1)

Country Link
JP (1) JPS57173751A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0442053A (ja) * 1990-06-07 1992-02-12 Yamatake Honeywell Co Ltd ガスクロマトグラフ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0442053A (ja) * 1990-06-07 1992-02-12 Yamatake Honeywell Co Ltd ガスクロマトグラフ

Similar Documents

Publication Publication Date Title
DE3467094D1 (en) System for assisting respiration
ES441716A1 (es) Perfeccionamientos en valvulas de regulacion de flujo de fluido.
JPS57207826A (en) Measuring device for flow rate of pulverulent body
ATE24756T1 (de) Vorrichtung zur abgabe eines fluidums mit einem gegebenen druck aus zwei behaeltern an einer leitung.
FI91988C (fi) Automaattinen väliainevirran sulkulaite
HU9501033D0 (en) Method and apparatus for monitoring and analyzing recirculation process
JPS57173751A (en) Flow rate regulator for gas chromatograph
EP0430309A3 (en) Combination valve for feed conduit
GB1467346A (en) Supply circuits for gaseous fluids under pressure
SE316987B (ja)
JPS57146131A (en) Sampling device
JPS5667733A (en) Measuring apparatus for discharge of corpuscle
GB2324134A (en) Multi-use valve
JPS5544154A (en) Manifold for piping in fluid machine
ES2007218A6 (es) Un sistema de vigilancia seguro contra fallos para medir caudales.
JPS562500A (en) Supplier of constant flow rate
ATE76037T1 (de) Anordnung zum steckbarem anflanschen eines druckbehaelters an eine gasentnahme-einrichtung.
JPS57127211A (en) Water governor
ES440127A1 (es) Dispositivo para separar tartaro de vino.
JPS56163419A (en) Calibrating device of flow meter
GB2001736A (en) Pressure regulating valve
NL7601952A (en) Gas meter coupling unit for main and branch pipe - has pipe branches with internal and external threads and given distance linking sections and housing
SU995579A1 (ru) Устройство для переключения потока взрывчатых веществ
JPS57114069A (en) Emergency stop valve for bomb
ES8305107A1 (es) "dispositivo de mando para una valvula controlada por un agente de presion y dispuesta en una tuberia de alimentacion".