已收录 268920 条政策
 政策提纲
  • 暂无提纲
TRIBOLOGICAL PROPERTIES OF LUBRICANTS DERIVED FROM RENEWABLE RESOURCES
[摘要] TRIBOLOGICAL PROPERTIES OF LUBRICANTS DERIVED FROM RENEWABLE RESOURCES Abstract Vegetable oils and animal fats have been used as lubricants for many years. With the discovery of petroleum and the availability of inexpensive oils,...
[发布日期]  [发布机构] 
[效力级别]  [学科分类] 海洋学与技术
[关键词] semisynthetic vegetable base lubricating oil;vegetable oils;fats;waxes;as base material;semisynthetic esther base lubricating oil;... [时效性] 
   浏览次数:6      统一登录查看全文      激活码登录查看全文