FR967720A - Détecteur électrique perfectionné de gaz, vapeurs, fumées et corps analogues - Google Patents

Détecteur électrique perfectionné de gaz, vapeurs, fumées et corps analogues

Info

Publication number: FR967720A
Authority: FR; France
Prior art keywords: fumes; vapors; gases; electric detector; advanced electric
Prior art date: 1947-06-14
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.): Expired

Application number

Other languages

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.)

Compagnie Francaise Thomson Houston SA

Original Assignee

Compagnie Francaise Thomson Houston SA

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.)

1947-06-14

Filing date

1948-06-14

Publication date

1950-11-10

1948-06-14 Application filed by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA

1950-11-10 Application granted granted Critical

1950-11-10 Publication of FR967720A publication Critical patent/FR967720A/fr

Status Expired legal-status Critical Current

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
- G01N27/68—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using electric discharge to ionise a gas
- G01N27/70—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using electric discharge to ionise a gas and measuring current or voltage

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Electrochemistry (AREA)
Physics & Mathematics (AREA)
Health & Medical Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Analytical Chemistry (AREA)
Biochemistry (AREA)
General Health & Medical Sciences (AREA)
General Physics & Mathematics (AREA)
Immunology (AREA)
Pathology (AREA)
Other Investigation Or Analysis Of Materials By Electrical Means (AREA)

FR967720D 1947-06-14 1948-06-14 Détecteur électrique perfectionné de gaz, vapeurs, fumées et corps analogues Expired FR967720A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US269214XA	1947-06-14	1947-06-14

Publications (1)

Publication Number	Publication Date
FR967720A true FR967720A (fr)	1950-11-10

Family

ID=21834567

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR967720D Expired FR967720A (fr)	1947-06-14	1948-06-14	Détecteur électrique perfectionné de gaz, vapeurs, fumées et corps analogues

Country Status (6)

Country	Link
BE (1)	BE483431A (fr)
CH (1)	CH269214A (fr)
DE (1)	DE907223C (fr)
FR (1)	FR967720A (fr)
GB (1)	GB648367A (fr)
NL (1)	NL82912C (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE956359C (de) *	1953-04-25	1957-01-17	Telefunken Gmbh	Schaltung fuer Ionenroehren in Halogen-Lecksuchern
US2819614A (en) *	1954-01-27	1958-01-14	Bendix Aviat Corp	Hygrometer
FR1075507A (fr) *	1955-12-20	1954-10-18		?errure d'assemblage de pieds de tables et d'autres meubles
DE1119560B (de) *	1958-01-24	1961-12-14	Vakutronik Dresden Veb	Diode fuer Halogen-Lecksucher
DE1092235B (de) *	1959-02-02	1960-11-03	Honeywell Regulator Co	Geraet zum Aufspueren oder Messen des Gehaltes brennbarer Bestandteile in Gasen
DE7516931U (de)	1974-07-18	1976-02-05	Balzers Hochvakuum Gmbh, 6201 Nordenstadt	Vorrichtung zum Nachweis von Gasen und Dämpfen.
US4203726A (en) *	1978-02-28	1980-05-20	Varian Associates, Inc.	Thermionic detector
JPS586456A (ja) *	1981-06-25	1983-01-14	ウエスチングハウス・エレクトリツク・コ−ポレ−シヨン	リチウム金属検出装置
DE102015001084A1 (de) *	2015-01-30	2016-08-04	Karsten Kotte	Verfahren und Vorrichtung zur Analyse, zur Überwachung von Prozessen, zur Steuerung von Prozessen und/oder zur Regelung von Prozessen

0
- BE BE483431D patent/BE483431A/xx unknown
- NL NL82912D patent/NL82912C/xx active
1948
- 1948-06-12 CH CH269214D patent/CH269214A/de unknown
- 1948-06-14 GB GB15957/48A patent/GB648367A/en not_active Expired
- 1948-06-14 FR FR967720D patent/FR967720A/fr not_active Expired
1950
- 1950-10-03 DE DEI3092A patent/DE907223C/de not_active Expired

Also Published As

Publication number	Publication date
DE907223C (de)	1954-03-22
NL82912C (fr)
BE483431A (fr)
CH269214A (de)	1950-06-30
GB648367A (en)	1951-01-03

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