YU59279A - Modular dispatching system for presenting the concentration of methane - Google Patents

Modular dispatching system for presenting the concentration of methane

Info

Publication number
YU59279A
YU59279A YU59279A YU59279A YU59279A YU 59279 A YU59279 A YU 59279A YU 59279 A YU59279 A YU 59279A YU 59279 A YU59279 A YU 59279A YU 59279 A YU59279 A YU 59279A
Authority
YU
Yugoslavia
Prior art keywords
methane
modular
presenting
concentration
dispatching system
Prior art date
Application number
YU59279A
Inventor
Z Karolszak
B Firganek
W Halota
W Mironowicz
J Krzeszowski
M Myslek
A Pankow
J Piela
Original Assignee
Osrod Badawczo Razwoj System M
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 Osrod Badawczo Razwoj System M filed Critical Osrod Badawczo Razwoj System M
Publication of YU59279A publication Critical patent/YU59279A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display
    • G01N33/0063—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display using a threshold to release an alarm or displaying means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Medicinal Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Combustion & Propulsion (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Food Science & Technology (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Emergency Alarm Devices (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Control Of Non-Electrical Variables (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Recording Measured Values (AREA)
YU59279A 1978-03-21 1979-03-12 Modular dispatching system for presenting the concentration of methane YU59279A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL20550178A PL122880B1 (en) 1978-03-21 1978-03-21 Modular dispatcher's system, especially for methane concentration check

Publications (1)

Publication Number Publication Date
YU59279A true YU59279A (en) 1982-10-31

Family

ID=19988215

Family Applications (1)

Application Number Title Priority Date Filing Date
YU59279A YU59279A (en) 1978-03-21 1979-03-12 Modular dispatching system for presenting the concentration of methane

Country Status (6)

Country Link
DE (1) DE2911153A1 (en)
FR (1) FR2420646A1 (en)
GB (1) GB2017313B (en)
PL (1) PL122880B1 (en)
SU (1) SU912054A3 (en)
YU (1) YU59279A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006041570B4 (en) * 2006-09-05 2015-11-26 Marco Systemanalyse Und Entwicklung Gmbh Method for controlling a mining device, longwall construction for carrying out the method and control for such a longwall construction
CN101922309B (en) * 2009-06-09 2012-11-14 公安部天津消防研究所 Method for preventing mine gas from exploding and implementation device thereof
CN103591041B (en) * 2013-11-30 2016-06-08 南阳防爆集团股份有限公司 Intelligent coal mine local ventilation system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2350461A1 (en) * 1976-05-03 1977-12-02 Midi Houilleres Provence Centr Fire-damp remote measuring equipment - has detectors connected to circuit comparing representative frequencies successively with threshold value

Also Published As

Publication number Publication date
FR2420646A1 (en) 1979-10-19
GB2017313A (en) 1979-10-03
PL122880B1 (en) 1982-08-31
GB2017313B (en) 1982-10-06
SU912054A3 (en) 1982-03-07
DE2911153A1 (en) 1979-10-11

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