Invention Grant
US09034094B2 Artificial stone and method of making same 有权
人造石及其制作方法

Artificial stone and method of making same
Abstract:
A lightweight artificial stone system comprises a plurality of artificial stones, each of the artificial stones formed of at least some portion of cement, expanded glass, the lightweight artificial stones having a density in the range of between about 30 and 70 pounds per cubic foot.
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