SE409510B - Anordning for kvalitativ och kvantitativ analys av gasblandningar - Google Patents

Anordning for kvalitativ och kvantitativ analys av gasblandningar

Info

Publication number
SE409510B
SE409510B SE7501516A SE7501516A SE409510B SE 409510 B SE409510 B SE 409510B SE 7501516 A SE7501516 A SE 7501516A SE 7501516 A SE7501516 A SE 7501516A SE 409510 B SE409510 B SE 409510B
Authority
SE
Sweden
Prior art keywords
qualitative
quantitative analysis
gas mixtures
mixtures
gas
Prior art date
Application number
SE7501516A
Other languages
English (en)
Swedish (sv)
Other versions
SE7501516L (xx
Inventor
G Betz
H P Scholz
Original Assignee
Ehlen Karl Josef
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 Ehlen Karl Josef filed Critical Ehlen Karl Josef
Publication of SE7501516L publication Critical patent/SE7501516L/xx
Publication of SE409510B publication Critical patent/SE409510B/xx

Links

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
    • G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
    • G01N27/122—Circuits particularly adapted therefor, e.g. linearising circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/72—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices having more than two PN junctions; having more than three electrodes; having more than one electrode connected to the same conductivity region

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)
  • Regulation And Control Of Combustion (AREA)
SE7501516A 1974-02-21 1975-02-11 Anordning for kvalitativ och kvantitativ analys av gasblandningar SE409510B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2408218A DE2408218C3 (de) 1974-02-21 1974-02-21 Schaltungsanordnung zum Nachweis von Gasen

Publications (2)

Publication Number Publication Date
SE7501516L SE7501516L (xx) 1975-08-22
SE409510B true SE409510B (sv) 1979-08-20

Family

ID=5907984

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7501516A SE409510B (sv) 1974-02-21 1975-02-11 Anordning for kvalitativ och kvantitativ analys av gasblandningar

Country Status (13)

Country Link
US (1) US3997837A (xx)
JP (1) JPS50124694A (xx)
BE (1) BE825625A (xx)
CH (1) CH619781A5 (xx)
DE (1) DE2408218C3 (xx)
DK (1) DK48775A (xx)
FR (1) FR2262301B1 (xx)
GB (1) GB1495584A (xx)
IT (1) IT1031839B (xx)
LU (1) LU71882A1 (xx)
NL (1) NL7501510A (xx)
NO (1) NO750446L (xx)
SE (1) SE409510B (xx)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4112356A (en) * 1976-12-20 1978-09-05 Toy Stephen M Semiconductor gas detector circuit
US4132109A (en) * 1977-07-22 1979-01-02 Alcohol Countermeasure Systems, Inc. Breath testing system
US4150370A (en) * 1977-08-22 1979-04-17 Thurman Bradshaw Smoke detector
US4228429A (en) * 1977-12-29 1980-10-14 Ricoh Company, Ltd. Alarm system having phase-sensitive bridge circuit
DE3025985C2 (de) * 1980-07-09 1985-05-30 Hartmut 7067 Plüderhausen Teut Überwachungsvorrichtung
US4351181A (en) * 1980-10-17 1982-09-28 Currans James H Linear, gas to voltage transducer circuit
DE3329432C2 (de) * 1983-08-12 1985-12-12 Auergesellschaft Gmbh, 1000 Berlin Gasmeßgerät
US4818977A (en) * 1987-11-03 1989-04-04 Mine Safety Appliances Company Combustible gas detector having temperature stabilization capability
FR2624974B1 (fr) * 1987-12-21 1990-09-07 Dana Dominique Dispositif detecteur de gaz
DE3809903A1 (de) * 1988-03-24 1989-10-05 Maria Dobosne Gyulai Anordnung zur steuerung kleiner luftreinigungsanlagen
US5576739A (en) * 1992-06-18 1996-11-19 Phy-Con. Inc. Carbon monoxide safety system
US6484559B2 (en) * 2001-02-26 2002-11-26 Lucent Technologies Inc. Odor sensing with organic transistors
GB2423400A (en) * 2005-02-22 2006-08-23 Thorn Security Detector with variable sensitivity in different modes of operation
US7683794B2 (en) * 2007-05-15 2010-03-23 David Contreras Carbon monoxide safety system for preventing entry into a dwelling containing toxic gases

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3051895A (en) * 1955-04-21 1962-08-28 Robert L Carson Gas detection
US3392333A (en) * 1964-04-13 1968-07-09 Beckman Instruments Inc Oxygen multisensor switching circuit
US3428892A (en) * 1965-09-20 1969-02-18 James E Meinhard Electronic olfactory detector having organic semiconductor barrier layer structure
US3482233A (en) * 1967-04-13 1969-12-02 Eastern Co Gas detector system
US3474022A (en) * 1967-09-14 1969-10-21 Atomic Energy Commission Alarm system for uf6 in air
BE728659A (xx) * 1968-03-01 1969-08-19
US3609732A (en) * 1969-05-28 1971-09-28 New Cosmos Electric Co Gas responsive switching device
CH506062A (de) * 1970-06-30 1971-04-15 Balzers Patent Beteilig Ag Verfahren zum Betrieb einer Halogennachweisdiode und Vorrichtung zur Durchführung des Verfahrens
JPS5010678B1 (xx) * 1970-07-21 1975-04-23
US3678489A (en) * 1971-02-08 1972-07-18 Alexandr Nazarievich Scherban Apparatus for determining the concentration of combustible gases and vapors
US3733595A (en) * 1971-02-12 1973-05-15 E Benedict Condition responsive switching circuit
US3714562A (en) * 1971-04-23 1973-01-30 Selco Mining Corp Ltd Method and apparatus for the detection of selected components in fluids
DE2240814C3 (de) * 1971-08-19 1974-05-30 Nittan Co. Ltd., Tokio Gasspürelement
US3754219A (en) * 1972-01-03 1973-08-21 Johnson Service Co High impedance gaseous ion sensing and detection system
US3778229A (en) * 1972-03-29 1973-12-11 Gen Electric Ozone gas detector
DE2239270B2 (de) 1972-08-09 1975-07-24 Yazaki Sogyo K.K., Tokio Gasspürgerät
FR2208520A5 (xx) * 1972-11-29 1974-06-21 Charbonnages De France
US3859644A (en) * 1973-04-24 1975-01-07 Burger Chef Systems Inc Temperature responsive cooking timer

Also Published As

Publication number Publication date
IT1031839B (it) 1979-05-10
BE825625A (fr) 1975-06-16
GB1495584A (en) 1977-12-21
FR2262301A1 (xx) 1975-09-19
FR2262301B1 (xx) 1980-01-25
CH619781A5 (xx) 1980-10-15
JPS50124694A (xx) 1975-09-30
SE7501516L (xx) 1975-08-22
DE2408218B2 (de) 1980-02-07
US3997837A (en) 1976-12-14
DK48775A (xx) 1975-10-20
NO750446L (xx) 1975-08-22
DE2408218A1 (de) 1975-09-04
DE2408218C3 (de) 1983-11-03
LU71882A1 (xx) 1975-06-24
NL7501510A (nl) 1975-08-25

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