Oilfield heating furnace safety control confirmation circuit and device

The utility model discloses a safety control confirmation circuit and device for an oil field heating furnace, which relates to the field of oil field heating furnaces and comprises a controller and aheating furnace (8). The input end of the controller is connected with the output end of the informa...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HAN YEFENG, ZHOU JIA
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEATGENERATING MEANS, IN GENERAL HEATING LIGHTING MECHANICAL ENGINEERING RANGES VENTILATING WEAPONS
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