Process and equipment for producing concrete products having blended colors
First Claim
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1. A process for producing color blended dry cast concrete comprising the steps of:
- depositing dry cast concrete from a hopper onto a conveyor;
applying liquid pigment to dry cast concrete that has been discharged from the hopper; and
blending the liquid pigment into the dry cast concrete on the conveyor to produce color blended concrete.
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Abstract
A process and equipment for producing multi-color concrete products, including architectural concrete blocks, concrete bricks, modular concrete products that are suitable for use in landscaping applications, such as retaining wall blocks, concrete pavers, and concrete slabs. The invention includes a spray mechanism that sprays liquid pigment onto concrete discharged from a hopper. The concrete then proceeds to a blending mechanism which blends the pigment into the concrete to produce a multi-color concrete blend. The concrete blend is then used to produce multi-colored concrete products.
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Citations
24 Claims
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1. A process for producing color blended dry cast concrete comprising the steps of:
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depositing dry cast concrete from a hopper onto a conveyor;
applying liquid pigment to dry cast concrete that has been discharged from the hopper; and
blending the liquid pigment into the dry cast concrete on the conveyor to produce color blended concrete. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A process for producing a color blended dry cast concrete product comprising the steps of:
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depositing dry cast concrete from a hopper onto a conveyor;
applying liquid pigment to dry cast concrete that has been discharged from the hopper;
blending the liquid pigment into the dry cast concrete on the conveyor to produce color blended concrete;
conveying the color blended concrete to a concrete product production machine; and
producing at least one concrete product from the color blended concrete in the concrete product production machine. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
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Specification