| 摘要 |
PCT No. PCT/EP86/00225 Sec. 371 Date Jan. 15, 1987 Sec. 102(e) Date Jan. 15, 1987 PCT Filed Apr. 17, 1986 PCT Pub. No. WO86/06106 PCT Pub. Date Oct. 23, 1986.The protection layer (3,4,5) applied to a support (1) by a vacuum plasma spraying process comprises an adherence layer (3), an intermediate layer (4) and a coating layer (5). In order to enable a universal application of the protection, particularly in the construction of turbines, foundry and nuclear technique, the adherence layer (3) is made of a selected material having a composition and a thermal expansion coefficient close to those of the material of the object to be coated (1). The intermediate layer (4) is comprised of a mixture of the material of the adherence layer (3) and of that of the coating layer (5) and the coating layer is comprised of a thick layer of sprayed material selected in the group of borides, carbides, nitrides and oxides of preferably TiB2 or Al2O3.
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