ES416578A1 - Perfeccionamientos en un dispositivo electronico detector automatico de gases. - Google Patents

Perfeccionamientos en un dispositivo electronico detector automatico de gases.

Info

Publication number
ES416578A1
ES416578A1 ES416578A ES416578A ES416578A1 ES 416578 A1 ES416578 A1 ES 416578A1 ES 416578 A ES416578 A ES 416578A ES 416578 A ES416578 A ES 416578A ES 416578 A1 ES416578 A1 ES 416578A1
Authority
ES
Spain
Prior art keywords
gaseous
resistances
translation
legally binding
google translate
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.)
Expired
Application number
ES416578A
Other languages
English (en)
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.)
A R HERZER
Original Assignee
A R HERZER
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 A R HERZER filed Critical A R HERZER
Priority to ES416578A priority Critical patent/ES416578A1/es
Publication of ES416578A1 publication Critical patent/ES416578A1/es
Priority to FR7405859A priority patent/FR2236176A1/fr
Expired legal-status Critical Current

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
    • G01N27/14—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
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/117—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means by using a detection device for specific gases, e.g. combustion products, produced by the fire

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Emergency Management (AREA)
  • Business, Economics & Management (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
ES416578A 1973-07-04 1973-07-04 Perfeccionamientos en un dispositivo electronico detector automatico de gases. Expired ES416578A1 (es)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ES416578A ES416578A1 (es) 1973-07-04 1973-07-04 Perfeccionamientos en un dispositivo electronico detector automatico de gases.
FR7405859A FR2236176A1 (en) 1973-07-04 1974-02-15 Automatic detector for gases or vapours - utilises thermal effects on resistors in presence of gas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES416578A ES416578A1 (es) 1973-07-04 1973-07-04 Perfeccionamientos en un dispositivo electronico detector automatico de gases.

Publications (1)

Publication Number Publication Date
ES416578A1 true ES416578A1 (es) 1973-12-01

Family

ID=8464547

Family Applications (1)

Application Number Title Priority Date Filing Date
ES416578A Expired ES416578A1 (es) 1973-07-04 1973-07-04 Perfeccionamientos en un dispositivo electronico detector automatico de gases.

Country Status (2)

Country Link
ES (1) ES416578A1 (es)
FR (1) FR2236176A1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5589194A (en) * 1993-09-20 1996-12-31 Minnesota Mining And Manufacturing Company Method of encapsulation and microcapsules produced thereby

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1545296A (fr) * 1966-11-25 1968-11-08 Gen Electric Procédé et dispositif pour mesurer la teneur d'une atmosphère en hydrogène ou engaz réducteurs

Also Published As

Publication number Publication date
FR2236176A1 (en) 1975-01-31
FR2236176B1 (es) 1976-06-25

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