Vertical pipe earth electrode filled with heat- or chemical hardening material, construction, method for its driving into the ground and the method for local reduction of soil resistance
摘要
申请公布号
PL375515(A1)
申请公布日期
2006.12.11
申请号
PL20050375515
申请日期
2005.06.03
申请人
PRZEDSIEBIORSTWO PRODUKCYJNE BEZPOL RYSZARD OPALKA,ADAM BIT,MICHAL TORBUS SP.JAWNA
