Patent · US Expired

Mold lubricant and method

US4165974A · kind A · utility

7Cited by
8References
14Claims
0Family size

Inventors

Key dates

Filing dateMar 16, 1973
Grant dateAug 28, 1979
Priority date
Expiry dateMar 16, 1993

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P40/57
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A lubricant for improved performance in glass molding. The lubricant is smokeless, odorless, non-toxic and non-combustible. It is applied infrequently, such as once a shift or less. The lubricant is carbon monofluoride (CF.sub.x).sub.n wherein "x" is about 0.7 or, preferably, above 1.00. Novel methods of application of the lubricant are disclosed.

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