JPS5238288A - Gas change over device - Google Patents

Gas change over device

Info

Publication number
JPS5238288A
JPS5238288A JP11364275A JP11364275A JPS5238288A JP S5238288 A JPS5238288 A JP S5238288A JP 11364275 A JP11364275 A JP 11364275A JP 11364275 A JP11364275 A JP 11364275A JP S5238288 A JPS5238288 A JP S5238288A
Authority
JP
Japan
Prior art keywords
change over
over device
gas change
fuel gas
changeover
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.)
Granted
Application number
JP11364275A
Other languages
Japanese (ja)
Other versions
JPS5537694B2 (en
Inventor
Koichi Uchino
Masamichi Tsukada
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 JP11364275A priority Critical patent/JPS5238288A/en
Publication of JPS5238288A publication Critical patent/JPS5238288A/en
Publication of JPS5537694B2 publication Critical patent/JPS5537694B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/71—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited
    • G01N21/72—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited using flame burners

Abstract

PURPOSE:To change over the rate of flow of fuel gas in cooperation with changeover of auxiliary fuel gas thereby eliminating the need for control of the volume of fuel gas and rapidly forming combustion flame, in atomic absorption spectrophotometry.
JP11364275A 1975-09-22 1975-09-22 Gas change over device Granted JPS5238288A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11364275A JPS5238288A (en) 1975-09-22 1975-09-22 Gas change over device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11364275A JPS5238288A (en) 1975-09-22 1975-09-22 Gas change over device

Publications (2)

Publication Number Publication Date
JPS5238288A true JPS5238288A (en) 1977-03-24
JPS5537694B2 JPS5537694B2 (en) 1980-09-30

Family

ID=14617402

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11364275A Granted JPS5238288A (en) 1975-09-22 1975-09-22 Gas change over device

Country Status (1)

Country Link
JP (1) JPS5238288A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62103605U (en) * 1985-12-18 1987-07-02
JPH0885302A (en) * 1994-09-20 1996-04-02 Tokai Kiyasutaa Kk Stationary caster

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5813838Y2 (en) * 1980-04-15 1983-03-17 トツプ産業株式会社 Sanitary napkin stocker

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4954933A (en) * 1972-09-29 1974-05-28

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4954933A (en) * 1972-09-29 1974-05-28

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62103605U (en) * 1985-12-18 1987-07-02
JPH0885302A (en) * 1994-09-20 1996-04-02 Tokai Kiyasutaa Kk Stationary caster

Also Published As

Publication number Publication date
JPS5537694B2 (en) 1980-09-30

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