Lightweight aggregate concrete blocks for general use in building
The blocks are made of ordinary {Portland cement} and one of the following lightweight aggregates: granulated blast-furnace slag, foamed blast-furnace […]
The blocks are made of ordinary {Portland cement} and one of the following lightweight aggregates: granulated blast-furnace slag, foamed blast-furnace […]
Descriptive of steel which has been rolled, drawn, or twisted at normal ambient temperatures; used for steel bars and wire