Patent · US Expired

Coated coal piles

US4214875A · kind A · utility

24Cited by
9References
60Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 31, 1978
Grant dateJul 29, 1980
Priority date
Expiry dateJul 31, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D191/06
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Coal pile coating compositions comprising a wax or wax and organic polymer binder and a major proportion of solid particulate organic filler. A process for coating the exposed surface(s) of coal piles with coating compositions comprising an organic binder comprising wax, pitch, asphalt, or tar or said materials including an organic polymer dispersed therein, plus a major proportion of a particulate organic filler. The coated coal piles produced thereby.

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