Patent · US Expired

Fine-particle oxide ceramic powders

US5384306A · kind A · utility

16Cited by

4References

13Claims

0Family size

Assignee

H.C. STARCK INC. · US

Inventors

Theo Konig · Laufenburg (Baden), DE
Dietmar Fister · Waldbröl, DE

Key dates

Filing date	Apr 27, 1993
Grant date	Jan 24, 1995
Priority date	—
Expiry date	Apr 27, 2013

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC01P2006/80
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

The invention relates to fine-particle oxide ceramic powders of the metal oxides MeO, where EQU Me=Al, Si, Zr, Hf, Ta, Nb, Mo, W, V, La and/or Y, Al.sub.2 O.sub.3 being present in the .alpha.-phase and SiO.sub.2 being present in crystalline form.

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