Method and apparatus for convecter tapping capable of preventing slag from flowing off

Application Number: 00108104
Application Date: 2000.04.26
Publication Number: 1320708
Publication Date: 2001.11.07
Priority Information:
International: C21C5/46
Applicant(s) Name: Pohang Iron & Steel Co., Ltd.
Inventor(s) Name: So Sung-Mak;Im Chang-Hi;Lee Chong-Mo
Patent Agency Code: 11105
Patent Agent: li xiaoshu
Abstract A steel-tapping method and device for converter for preventing slags from flowing out features that the male plugs, which are made of refractory material and have at least one stainless steel tube and an internal diameter less than 4 mm, are arranged around the tapping hole for blowing gas in the converter at speed of 0.1-0.4 Ncu.m/min. The distance between centers of male plug and tapping hole is 3-5 times greater than the diameter of tapping hole.