The color concrete electric poles is made by mixing sand colored by pigments with cement, spraying the mixture to the inner surface of cylindrical frame at 1~3mm width and then pouring it into the inside of concrete frame, curing the concrete surface through the centrifuge method.

Title
The manufacturing method of color concrete electric poles
Application Number
1019940023464
Publication Number
100131368
Application Date
September 15, 1994
Publication Date
November 29, 1997
Inventor
Park Chang Ho
Assignee
Han Jae Lyong
Park Chang Ho
IPC
B28B 11/00