A method and a device for detecting the presence of personnel in underground mining

A method and a device for use in underground mining for the detection of the presence of persons at mine faces supported by support frames, whereby detection sensors (25) are provided on at least some of the support frames (10), and which are coupled to control units (27) for the support frames (10)...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	DIRK ABEL, PETER HERKENRATH, BERNHARD RICHTER
Format:	Patent
Sprache:	eng
Schlagworte:	ALARM SYSTEMS BLASTING EARTH DRILLING ENGINEERING ELEMENTS AND UNITS FIXED CONSTRUCTIONS GALLERIES GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LARGE UNDERGROUND CHAMBERS LIGHTING MECHANICAL ENGINEERING MINING ORDER TELEGRAPHS PHYSICS SAFETY DEVICES IN GENERAL SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS SHAFTS SIGNALLING SIGNALLING OR CALLING SYSTEMS THERMAL INSULATION IN GENERAL TUNNELS WEAPONS
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