Corviniello

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O. v. Corvin, the inventor of the process

As Corviniello refers metalwork inlaid with mother of pearl , stones, tortoiseshell decorated or other metals, and after one of Otto von Corvin invented and in 1876 to the company JP Kayser son in Krefeld on a patent sold procedure galvanoplastic manufactured way. The pieces to be inserted are, according to the drawing, attached to a model of the piece to be represented with varnish , with the side that will later form the surface facing the model, i.e. being glued on.

Patent stamp on the back of a Corviniellos

Then the whole thing is made conductive with a graphite brush, placed in a metal salt solution and galvanic current is switched on. The metal that separates out of the solution is deposited on the free surface of the model and gradually envelops the glued-on pieces completely, so that they are intimately inserted into the metal. Once the galvanic precipitate has reached the desired strength, it can be removed and the inserted pieces can now be seen on the side facing the model, embedded in the cleanest possible way in metal. The surface is then cleaned and decorated by gilding, silvering, engraving, etc. Using this process, bowls with an ornamented flat rim and center piece, table tops, presentation plates, furniture inlays, book covers and plates for decorating various objects were made.

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