| 摘要 |
1280917 Bearing material OILES KOGYO KK 21 Aug 1970 [22 Aug 1969] 40504/70 Heading F2A [Also in Division C7] Sintered porous alloy, suitable for making bearings, comprises:- the balance being Al. The sintering is effected under a non-oxidizing atmosphere, e.g. N 2 and the product may be impregnated with Pb, Sn, P.T.F.E. and/or oil. |
