Patent · US Expired

Method of forming an alumina coated substrate

US4568572A · kind A · utility

4Cited by
9References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 24, 1984
Grant dateFeb 4, 1986
Priority date
Expiry dateDec 24, 2004

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF01N2370/00
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A method for coating a substrate with alumina which comprises contacting a substrate with a supersaturated aqueous alkali aluminate solution having an alkali metal hydroxide concentration ranging from 0.75 to 1.5 molar and an aluminum to alkali mole ratio ranging from 0.65 to 0.70 is provided.

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