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发明名称
(B2) ;METHOD OF AND APPARATUS FOR LIFTING THE LARGE DIAMETER PIPELINE DISTRIBUTING SLUDGES OVER A SETTLING OF A CONSTANT DAM UP INCREMENTATION DIAMETRA,RASPREDELJAJUHHEGO SHLAMY PO TERRITORII OTSTOJJNIKA S POSTOJANNYMI PRIROSTOM PODEMA
摘要
申请公布号
PL220372(A2)
申请公布日期
1980.10.20
申请号
PL19790220372
申请日期
1979.12.11
申请人
GORNICZO HUTNICZY MIEDZI
发明人
DAWID STEFAN
分类号
F16L;F16L1/00;F16L3/16;(IPC1-7):F16L/
主分类号
F16L
代理机构
代理人
主权项
地址
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