| 摘要 |
PCT No. PCT/GB93/01659 Sec. 371 Date Aug. 31, 1994 Sec. 102(e) Date Aug. 31, 1994 PCT Filed Aug. 5, 1993 PCT Pub. No. WO94/03656 PCT Pub. Date Feb. 17, 1994An electrodeposited composite coating comprises, as deposited, a matrix of cobalt and particles of chromium carbide, at least 50% and preferably at least 80% or 90% by weight of the particles lying within the size range of 4 mu m to 8 mu m. |
