Patent ID: 7856783

Claim:
A method for reconstructing a residual stone having at least one spalling comprising first applying an adhesive layer grid-like on the residual stone in the area of the spalling, but leaving a plurality of areas free of said adhesive layer; then applying a leveling layer of mortar; and subsequently applying a thin anti-abrasion layer on said leveling layer; wherein the leveling layer of mortar has drainage channels that convey moisture out of the residual stone to at least one end of the stone, said drainage channels are formed exclusively by said leveling layer of mortar which is made of an open pored fabricated mortar; wherein the anti-abrasion layer is made of a vapor-permeable material; and wherein the mortar for the leveling layer of mortar is made of solids having an exclusive grain size ranging from 0.6 to 1.5 mm in diameter and a synthetic resin connecting the solids together.