PROCESS FOR THE DEPOSITION ON AT LEAST ONE PIECE, IN PARTICULAR A METAL PIECE, OF A HARD LAYER BASED ON PSEUDO CARBON DIAMOND AND THE PIECE COATED WITH SUCH A LAYER.

摘要

Process characterised by adding to the carbonaceous gas, on the one hand, 2 to 70 % of silicon compounds, especially silane and/or tetramethylsilane and, on the other hand, 1 to 30 % of compounds containing at least one atom which is a neighbour of carbon in Mendeleev's classification. IMAGE