| 摘要 |
Abstract An oxygen lance assembly that is at least capable of moving towards or away from the object to be lanced, said assembly including a supply of gaseous oxygen and metallic 5 tubing wherein the oxygen supply is continuously feed through the said tubing when the lance is in use, and the said lance assembly includes a reel, and the said metallic tubing is coiled upon and carried by the said reel, and when in use, the metallic tubing is continuously uncoiled from the said reel as the said metallic tubing is consumed during use. LLf -------- -5AR |
