Patent · US Expired

Method of removing plastic residues in mixing apparatuses and molding tools

US4515091A · kind A · utility

4Cited by
3References
1Claims
0Family size

Inventor

Key dates

Filing dateAug 23, 1983
Grant dateMay 7, 1985
Priority date
Expiry dateAug 23, 2003

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB29C33/72
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

Plastic residues in mixing apparatuses and molding tools filled from these are removed by a method in which the said residues are vaporized by heating.

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