Patent · US Expired

Magnesia coatings for ferrous substrates comprising amorphous magnesia-silica complexes

US3932203A · kind A · utility

0Cited by
1References
22Claims
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Assignee

Inventors

Key dates

Filing dateOct 7, 1974
Grant dateJan 13, 1976
Priority date
Expiry dateOct 7, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23D5/10
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Novel amorphous magnesia-silica complexes containing from about 0.001 to 2.0 percent by weight of an alkali metal oxide, wherein the mole ratio of MgO:SiO.sub.2 of said complexes is from about 1:25 to 14:1.

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