| 摘要 |
A pipe (10, 10A, 20, 20A) and method of use for deterring or encouraging the retention of slag or other material in the operating area 25 of a metal processing system as desired. The deterring pipe(s) (20, 20A) and the encouraging pipe(s) (10, 10A) may be combined with other deterring pipe(s) and/or other encouraging pipe(s) in any combination as desired. |
