| 摘要 |
PCT No. PCT/SE88/00603 Sec. 371 Date May 8, 1990 Sec. 102(e) Date May 8, 1990 PCT Filed Nov. 10, 1988 PCT Pub. No. WO89/04417 PCT Pub. Date May 18, 1989.An ignition device for lances, such as lances intended for supplying oxygen gas to metallurgical processes, having a tubular casing intended to be fitted partially onto one end of a lance and the end part of which, located distal from the lance, carries a striker, which includes a pyrotechnical delay, extending into the tubular casing, and a reaction mass which is arranged in the casing and which can be ignited by the striker. The ignition device includes an end stop located in the casing adjacent the reaction mass, the end of the lance being intended to be brought into engagement with the end stop when fitting the device on the lance. |
