FR2283492A1 - Detecteur de flamme perfectionne - Google Patents

Detecteur de flamme perfectionne

Info

Publication number
FR2283492A1
FR2283492A1 FR7526259A FR7526259A FR2283492A1 FR 2283492 A1 FR2283492 A1 FR 2283492A1 FR 7526259 A FR7526259 A FR 7526259A FR 7526259 A FR7526259 A FR 7526259A FR 2283492 A1 FR2283492 A1 FR 2283492A1
Authority
FR
France
Prior art keywords
perfected
flame detector
flame
detector
perfected flame
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
FR7526259A
Other languages
English (en)
French (fr)
Other versions
FR2283492B1 (fi
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.)
Anglo American Corp of South Africa Ltd
Original Assignee
Anglo American Corp of South Africa 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 Anglo American Corp of South Africa Ltd filed Critical Anglo American Corp of South Africa Ltd
Publication of FR2283492A1 publication Critical patent/FR2283492A1/fr
Application granted granted Critical
Publication of FR2283492B1 publication Critical patent/FR2283492B1/fr
Granted 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
    • G01N27/62—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
    • G01N27/64—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 wave or particle radiation to ionise a gas, e.g. in an ionisation chamber
    • G01N27/66—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 wave or particle radiation to ionise a gas, e.g. in an ionisation chamber and measuring current or voltage
    • 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
    • G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
    • G08B17/113—Constructional details

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Emergency Management (AREA)
  • Immunology (AREA)
  • Electrochemistry (AREA)
  • Biochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Toxicology (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Control Of Combustion (AREA)
  • Fire Alarms (AREA)
  • Sampling And Sample Adjustment (AREA)
FR7526259A 1974-08-26 1975-08-26 Detecteur de flamme perfectionne Granted FR2283492A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA00745453A ZA745453B (en) 1974-08-26 1974-08-26 Improvements in or relating to fire detectors

Publications (2)

Publication Number Publication Date
FR2283492A1 true FR2283492A1 (fr) 1976-03-26
FR2283492B1 FR2283492B1 (fi) 1979-05-04

Family

ID=25568066

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7526259A Granted FR2283492A1 (fr) 1974-08-26 1975-08-26 Detecteur de flamme perfectionne

Country Status (21)

Country Link
JP (1) JPS5635236B2 (fi)
AU (1) AU501762B2 (fi)
BE (1) BE832768A (fi)
BR (1) BR7505431A (fi)
CA (1) CA1042088A (fi)
CH (1) CH600455A5 (fi)
DE (1) DE2537598C3 (fi)
DK (1) DK136793B (fi)
FR (1) FR2283492A1 (fi)
GB (1) GB1492193A (fi)
IE (1) IE41452B1 (fi)
IN (1) IN143233B (fi)
IT (1) IT1042015B (fi)
LU (1) LU73252A1 (fi)
NL (1) NL167785C (fi)
NO (1) NO138307C (fi)
PH (1) PH11514A (fi)
SE (1) SE439209B (fi)
SU (1) SU703038A3 (fi)
YU (1) YU37410B (fi)
ZA (1) ZA745453B (fi)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0503327A2 (de) * 1991-03-13 1992-09-16 Asea Brown Boveri Ag Verfahren und Vorrichtung zur Messung der Konzentration von in einem Gas befindlichen Partikeln
CN110185461A (zh) * 2019-06-28 2019-08-30 中交路桥建设有限公司 实时探测隧道地质条件的盾构机

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2711457C2 (de) * 1977-03-16 1985-06-27 Siemens AG, 1000 Berlin und 8000 München Ionisationsbrandmelder
CH681932A5 (fi) * 1990-12-04 1993-06-15 Cerberus Ag
DE102004020489B4 (de) * 2004-04-26 2007-06-28 Minimax Gmbh & Co. Kg Brandmelder für Einsatz in Außenatmosphäre

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2408051A (en) * 1942-04-04 1946-09-24 American District Telegraph Co Fire and smoke detector and the like
DE2204930C3 (de) * 1971-02-08 1974-06-20 Veb Rft Messelektronik Otto Schoen, X 8016 Dresden Ionisationsfeuermelder
JPS485979U (fi) * 1971-06-04 1973-01-23

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0503327A2 (de) * 1991-03-13 1992-09-16 Asea Brown Boveri Ag Verfahren und Vorrichtung zur Messung der Konzentration von in einem Gas befindlichen Partikeln
EP0503327A3 (en) * 1991-03-13 1993-06-23 Asea Brown Boveri Ag Method and apparatus for measuring the concentration of particles in a gas
CN110185461A (zh) * 2019-06-28 2019-08-30 中交路桥建设有限公司 实时探测隧道地质条件的盾构机

Also Published As

Publication number Publication date
DK136793B (da) 1977-11-21
IE41452B1 (en) 1980-01-02
JPS5149784A (fi) 1976-04-30
NL7509918A (nl) 1976-03-01
JPS5635236B2 (fi) 1981-08-15
DK136793C (fi) 1978-04-24
NO138307C (no) 1978-08-16
YU216775A (en) 1983-04-27
IT1042015B (it) 1980-01-30
FR2283492B1 (fi) 1979-05-04
IE41452L (en) 1976-02-26
PH11514A (en) 1978-02-01
CA1042088A (en) 1978-11-07
ZA745453B (en) 1976-04-28
NL167785C (nl) 1982-01-18
GB1492193A (en) 1977-11-16
BE832768A (fr) 1975-12-16
YU37410B (en) 1984-08-31
SU703038A3 (ru) 1979-12-05
DE2537598B2 (de) 1980-11-06
DE2537598A1 (de) 1976-03-11
DK384275A (fi) 1976-02-27
DE2537598C3 (de) 1984-12-20
BR7505431A (pt) 1976-08-03
IN143233B (fi) 1977-10-22
LU73252A1 (fi) 1976-05-31
SE439209B (sv) 1985-06-03
SE7509478L (sv) 1976-02-27
AU501762B2 (en) 1979-06-28
NO138307B (no) 1978-05-02
CH600455A5 (fi) 1978-06-15
NL167785B (nl) 1981-08-17
NO752918L (fi) 1976-02-27
AU8412175A (en) 1977-02-24

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Legal Events

Date Code Title Description
ST Notification of lapse