| 摘要 |
1,064,345. Bearings; lubricating. FARBWERKE HOECHST A.G. May 11, 1965 [May 11, 1964], No. 19822/65. Heading F2A. Roller bearings are lubricated and sealed by introducing powdered P.T.F.E. therein. The P.T.F.E. powder may be mixed with molybdenum disulphide or with graphite. The bearing elements may be roughened mechanically or chemically and may be coated with nickel, phosphates or oxides, for example. |
