| 摘要 |
PCT No. PCT/FR89/00176 Sec. 371 Date Dec. 14, 1989 Sec. 102(e) Date Dec. 14, 1989 PCT Filed Apr. 18, 1989 PCT Pub. No. WO89/10424 PCT Pub. Date Nov. 2, 1989.A subject of the invention is a process for improving the corrosion resistance of a metallic material, characterized in that the metallic material is subjected cold to a surface treatment by a low-temperature plasma, at a pressure of 1 to 103 Pa in an atmosphere comprising at least one gas chosen from the following; oxygen, ozone, nitrogen, hydrogen, air, carbon dioxide, carbon monoxide, the oxides of nitrogen, water, combustion gases and mixtures of these with a neutral gas.
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