Patent · US Expired

Method of cold rolling a metal

US5068049A · kind A · utility

4Cited by
7References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 29, 1987
Grant dateNov 26, 1991
Priority date
Expiry dateDec 29, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2040/20
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates to a metal-working lubricating oil having improved lubricity due to the addition of certain tri-esters of tri-mellitic acid to said oil. The oil thus formed is particularly well suited as roll oil lubricant in the cold rolling of stainless sheets and foil.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.