The shaped component or pipe made of cast Fe or steel (for use, in partic. as fittings in water closets), pref. in the form of a pipe bend or connecting piece, is characterised by the fact that its inner wall is provided with a smooth enamel coating with a multitude of embedded bubbles.
申请公布号
DE4404650(C1)
申请公布日期
1995.08.03
申请号
DE19944404650
申请日期
1994.02.14
申请人
EISENWERKE FRIED. WILH. DUEKER GMBH & CO, 97753 KARLSTADT, DE
发明人
HAIN, WINFRIED, DIPL.-ING., 97753 KARLSTADT, DE;MARSCHALL, KLAUS, 97753 KARLSTADT, DE
