Low ash, low phosphorus and low sulfur engine oils for internal combustion engines

Invention Grant

US06730638B2 Low ash, low phosphorus and low sulfur engine oils for internal combustion engines 有权

Title translation: 用于内燃机的低灰分，低磷和低硫发动机油

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Patent Title: Low ash, low phosphorus and low sulfur engine oils for internal combustion engines
Patent Title (中): 用于内燃机的低灰分，低磷和低硫发动机油
Application No.: US10350561

Application Date: 2003-01-24
Publication No.: US06730638B2

Publication Date: 2004-05-04
Inventor: Liehpao O. Farng , Andrew Jackson , Willie A. Givens, Jr. , Douglas E. Deckman , William H. Buck
Applicant: Liehpao O. Farng , Andrew Jackson , Willie A. Givens, Jr. , Douglas E. Deckman , William H. Buck
Main IPC: C10M14112
IPC: C10M14112

Low ash, low phosphorus and low sulfur engine oils for internal combustion engines

Abstract:

A lubricating composition for internal combustion engines especially useful with fuels having less than 350 ppm sulfur comprises a lubricating oil basestock, a boron containing ashless dispersant, a molybdenum containing friction reducing agent, a metal type detergent and zinc dithiophosphate.

Abstract(Chinese):

特别适用于少于350ppm硫的燃料的内燃机用润滑组合物包括润滑油基础油，含硼无灰分散剂，含钼摩擦减少剂，金属型洗涤剂和二硫代磷酸锌。

Public/Granted literature

US20030158048A1 Low ash, low phosphorus and low sulfur engine oils for internal combustion engines Public/Granted day:2003-08-21

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