Patent ID: 11872730
Assignee: nan
Field: Other special machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 7:
8. A method for manufacturing artificial stone slabs with variegated veins, comprising the steps of:
a first step of depositing a first mixture containing resin and aggregate minerals into a first mold;
wherein the first mold is a supporting structure;
a second step of preparing two or more intermediate mixtures containing resin, and at least one of colorant and aggregate minerals;
combining the two or more intermediate mixtures using at least one blending technique in order to obtain a variegated second mixture; and
wherein the variegated second mixture contains two or more colors or gradients; and
further comprising an additional step of depositing the variegated second mixture into a predefined position in the first mold;
wherein all or part of the second step and the additional step are computer controlled; wherein
the first step further comprises forming grooves in the first mixture in the first mold;
wherein the additional step further comprises depositing the second mixture into the grooves; and
wherein the additional step includes cutting the variegated second mixture into a plurality of strips with each of the plurality of strips having approximately the same width as a corresponding portion of the grooves, depositing the plurality of strips, piecing together each of the plurality of strips into a corresponding position of the grooves.