发明授权
US4998486A Process and apparatus for treatment of excavated landfill material in a
plasma fired cupola
失效
用于处理等离子体烧制圆屋顶中挖掘的填埋材料的方法和设备
- 专利标题： Process and apparatus for treatment of excavated landfill material in a plasma fired cupola
- 专利标题（中）： 用于处理等离子体烧制圆屋顶中挖掘的填埋材料的方法和设备
-
申请号： US343694申请日： 1989-04-27
-
公开(公告)号： US4998486A公开(公告)日： 1991-03-12
- 发明人: Shyam V. Dighe , Raymond F. Taylor, Jr. , Robert J. Steffen , David M. Rohaus
- 申请人： Shyam V. Dighe , Raymond F. Taylor, Jr. , Robert J. Steffen , David M. Rohaus
- 申请人地址： PA Pittsburgh
- 专利权人： Westinghouse Electric Corp.
- 当前专利权人： Westinghouse Electric Corp.
- 当前专利权人地址： PA Pittsburgh
- 主分类号： H05H1/26
- IPC分类号： H05H1/26 ; B09B1/00 ; B09C1/06 ; C03C1/00 ; F23G5/08 ; F23G5/24 ; F23G7/00 ; F23G7/14 ; F23J1/00 ; F27B1/08 ; F27B15/00
摘要：
Excavatged landfill material is treated in a plasma fired cupola in a process wherein hazardous material such as PCB's are volatilized and consumed in an afterburner above the cupola and hazardous materials containing heavy metals are fixed in vitreous material made molten within the cupola and resulting in a non-leachable solid product.
公开/授权文献
信息查询
IPC分类:
