CH354963A - Corrosion-resistant measuring chamber for electrical smoke gas detectors - Google Patents

Corrosion-resistant measuring chamber for electrical smoke gas detectors

Info

Publication number: CH354963A
Authority: CH; Switzerland
Prior art keywords: corrosion; measuring chamber; smoke gas; gas detectors; resistant measuring
Prior art date: 1957-12-10

Application number

Other languages

German (de)

Inventor

Nauer Paul

Original Assignee

Landis & Gyr Ag

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.)

1957-12-10

Filing date

1957-12-10

Publication date

1961-06-15

1957-12-10 Application filed by Landis & Gyr Ag filed Critical Landis & Gyr Ag

1961-06-15 Publication of CH354963A publication Critical patent/CH354963A/en

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
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
- G01N27/18—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by changes in the thermal conductivity of a surrounding material to be tested
- G01N27/185—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by changes in the thermal conductivity of a surrounding material to be tested using a catharometer
- 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
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
- G01N27/16—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by burning or catalytic oxidation of surrounding material to be tested, e.g. of gas

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)
Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)

CH354963D 1957-12-10 1957-12-10 Corrosion-resistant measuring chamber for electrical smoke gas detectors CH354963A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH855615X		1957-12-10

Publications (1)

Publication Number	Publication Date
CH354963A true CH354963A (en)	1961-06-15

Family

ID=4542664

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH354963D CH354963A (en)	1957-12-10	1957-12-10	Corrosion-resistant measuring chamber for electrical smoke gas detectors

Country Status (5)

Country	Link
CH (1)	CH354963A (en)
DE (1)	DE1044453B (en)
FR (1)	FR1208742A (en)
GB (1)	GB855615A (en)
NL (1)	NL105693C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
USRE30105E (en) *	1974-11-15	1979-10-02		Fluid measuring apparatus
US4109510A (en) *	1977-04-14	1978-08-29	Rodder Jerome A	Fluid measuring apparatus
GB2143949A (en) *	1983-07-26	1985-02-20	Boc Group Plc	Filament support

0
- NL NL105693D patent/NL105693C/xx active
1957
- 1957-12-10 CH CH354963D patent/CH354963A/en unknown
- 1957-12-23 DE DEL29343A patent/DE1044453B/en active Pending
1958
- 1958-11-19 FR FR1208742D patent/FR1208742A/en not_active Expired
- 1958-12-08 GB GB39506/58A patent/GB855615A/en not_active Expired

Also Published As

Publication number	Publication date
DE1044453B (en)	1958-11-20
NL105693C (en)
FR1208742A (en)	1960-02-25
GB855615A (en)	1960-12-07

Publication	Publication Date	Title
CH379443A (en)	1964-07-15	Probe for leak detection system
NL179091B (en)		ELECTROCHEMICAL GAS DETECTOR.
CH357473A (en)	1961-10-15	Time-of-flight tube for amplifier purposes
CH364567A (en)	1962-09-30	Gas discharge system
CH354963A (en)	1961-06-15	Corrosion-resistant measuring chamber for electrical smoke gas detectors
FR1166248A (en)	1958-11-04	Electrochemical gas analysis
CH344234A (en)	1960-01-31	Gas analyzer
CH366172A (en)	1962-12-15	Exhaust gas fan
CH335874A (en)	1959-01-31	Measuring device for electrical smoke gas detectors
FR1178524A (en)	1959-05-12	Gas tube
DK91439C (en)	1961-07-31	Corrosion resistant measuring device for electric rye gas testers.
FR1220018A (en)	1960-05-20	Gas meter
AT199345B (en)	1958-08-25	Flue gas heater
AT195838B (en)	1958-02-25	Gas separator
FR1163613A (en)	1958-09-29	Dry running gas meter
AT190162B (en)	1957-06-11	Electrode socket for gas discharge tubes
AT193626B (en)	1957-11-25	Gas meter
AT185131B (en)	1956-03-26	Gas meter
FR1207599A (en)	1960-02-17	Gas meter
ES52548Y (en)	1957-06-01	New test tube
ES56998Y (en)	1958-03-01	Measuring funnel
AT204227B (en)	1959-07-10	Gas heater
AT201034B (en)	1958-12-10	Insulating tube arrangement for bipolar electrolysers
FR1180203A (en)	1959-06-02	Glow indicator tube, parallel electrodes
FR72043E (en)	1960-03-21	Electrical measurement assemblies