| 摘要 |
<p>1,218,906. Anti-friction compositions. COMMISSARIAT A L'ENERGIE ATOMIQUE. 2 June, 1969 [27 June, 1968], No. 27711/69. Heading C5F. An antifriction material comprises Cr 2 O 3 and 5-25 ZrO 2 . Optionals are Nd 2 O 3 , graphite, MoS 2 , CaF 2 and BaF 2 .</p> |
