Patent · US Expired

Conversion coating on carbon/carbon composites with controlled microstructure

US5330789A · kind A · utility

3Cited by
5References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 5, 1993
Grant dateJul 19, 1994
Priority date
Expiry dateFeb 5, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B41/89
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

The invention provides a composition of matter comprising silicon, silicon carbide and boron carbide as a coating for protecting carbon substrates from degradation at elevated temperatures. The invention also provides a method for forming a protective coating on carbon substrates by utilizing the aforesaid composition of matter.

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