Patent · US Expired

Method of forming a filled polymer coating on an internal cylindrical surface and article produced thereby

US4254165A · kind A · utility

14Cited by
9References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 30, 1977
Grant dateMar 3, 1981
Priority date
Expiry dateNov 30, 1997

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB05D7/22
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A filled, low or medium density polyethylene or other polyolefin composition is used to form a polymer coating on an internal cylindrical metal surface such as, for example, the interior surface of a pipe.

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