发明名称 Pump pressure pipe for mobile bridge in mining roadway - connects pump to sludge transporter pipe which passes at roof level to discharge outside the area
摘要 The pump pressure pipe is for a mobile bridge in a mine roadway. It has a suspended swinging ground cleaning blade operating in the roadway. The sludge is pumped through a hose into a high level fixed transport hose, which is not more than half the length of the section of roadway being cleaned (1). The pump pressure hose (6) in a comparable length with the sludge transporter is associated with a baffle disc (12) equipped with a traction device. USE/ADVANTAGE - Pump and pipe system. Is continuously working to suck up the sludge from the ground sump in mine roadway.
申请公布号 DE3934079(A1) 申请公布日期 1991.04.18
申请号 DE19893934079 申请日期 1989.10.12
申请人 RUHRKOHLE AG, 4300 ESSEN, DE 发明人 GOTUK, HELMUT, DIPL.-ING., 4352 HERTEN, DE
分类号 E21F16/02 主分类号 E21F16/02
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