The Mining Safety Lamp for use in flammable atmospheres, consists of a wick lamp with a mesh screen enclosing the flame. It was created for use in coal mines, to reduce the danger of explosions due to the presence of methane and other flammable gases, called firedamp or minedamp. Mining Safety Lamp used also in Caves, Hatch, Manhole, Tunnel, Any Hazardous Atmosphere. Flame safety lamp carries a token of holy flame which can be used in Olympic, Asian games etc.
Today the company has a fully integrated offices & a strong manufacturing unit, comprising of sophisticated equipments, modern machines and skilled craftsmen to control quality assurance which meets ''ISI'' requirements and certified by Bureau of Indian Standards and thoroughly inspected by Govt. appointed authorities.
J. K. DEY & SONS established in the year 1947. It is a premier/pioneer company, manufacturing and exporting Safety Lamps, Torches and Carbide Lamps. Since its inception the firm has been successfully supplying to various Govt. Departments like Ministry of Defence, Ministry of Mines, and it's products are approved by the Director General of Mines Safety, Dhanbad.