| 摘要 |
<p>The present invention provides a refrigerating machine oil, a compressor oil composition, a hydraulic oil composition, a metalworking oil composition, a heat treating oil composition, a lubricating oil composition for machine tools and a lubricating oil composition which comprise a lubricating oil base oil having %C A of not more than 2, %C P /%C N of not less than 6 and an iodine value of not more than 2.5.</p> |
| 申请人 |
NIPPON OIL CORPORATION |
发明人 |
TAGAWA, KAZUO;SHIMOMURA, YUJI;SAWADA, KEN;TAKIGAWA, KATSUYA;YOSHIDA, TOSHIO;MITSUMOTO, SHINICHI;AKIYAMA, EIJI;SHIBATA, JUNICHI;SUDA, SATOSHI;YOKOTA, HIDEO;HATA, MASAHIRO;HOSHINO, HIROYUKI;NAKAO, HAJIME;KONISHI, SHOZABURO |
