Acierage

• (n.) The process of coating the surface of a metal plate (as a stereotype plate) with steellike iron by means of voltaic electricity; steeling.
Found on http://thinkexist.com/dictionary/meaning/acierage/

Acierage

Ac`i·er·age noun [ French aciérage , from acier steel.] The process of coating the surface of a metal plate (as a stereotype plate) with steellike iron by means of voltaic electricity; steeling.
Found on http://www.encyclo.co.uk/webster/A/20

Acierage

Acierage is a former process by which an engraved copper-plate or an electrotype from an engraved plate of steel or copper has a film of iron deposited over its surface by electricity in order to protect the engraving from wear in printing. By this means an electrotype of a fine engraving, which, if printed directly from the copper, would not yield...
Found on http://www.probertencyclopaedia.com/browse/GA.HTM
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