Method of forming a waffle slab with concrete surfaces that do not require polishing
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United States of America Patent
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Dec 15, 2020
Grant Date -
Mar 14, 2019
app pub date -
Nov 28, 2017
filing date -
Sep 8, 2017
priority date (Note) -
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Abstract
The present disclosure relates to a method of forming a waffle slab with concrete surfaces that do not require polishing, the method comprising: providing steel molds connected to each other, and forming a space in the steel molds, wherein at least one of the steel molds has a hole; disposing a plurality of inner molds in the space formed by the steel molds; disposing predetermined steel bar cages between the plurality of inner molds, and between the plurality of inner molds and the steel molds; disposing a steel plate on top surfaces of the steel molds, wherein the steel plate comprises separate air holes; and pouring a Self-Compacting Concrete (SCC) into the space from the hole of the at least one of the steel molds such that the SCC fills the space to form the waffle slab.
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