Patent · US Active

Ceramic matrix composite articles

US10774008B2 · kind B2 · utility

16Cited by

15References

20Claims

0Family size

Assignee

General Electric Company · US

Inventors

Suresh Subramanian · Clifton Park, US
Mark Eugene Noe · Morrow, US
James Dale Steibel · Mason, US
Jason David Shapiro · Methuen, US
Brandon ALIanson Reynolds · Cincinnati, US
Kurtis C. Montgomery · Torrance, US
Jared Hogg Weaver · Clifton Park, US
Daniel Gene Dunn · Guilderland, US

Key dates

Filing date	Sep 21, 2017
Grant date	Sep 15, 2020
Priority date	—
Expiry date	Apr 8, 2038

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T50/60
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A ceramic matrix composite article includes a chemical vapor infiltration ceramic matrix composite base portion including ceramic fiber reinforcement material in a ceramic matrix material having between 0% and 5% free silicon. The ceramic matrix composite article further includes a melt infiltration ceramic matrix composite covering portion including a ceramic fiber reinforcement material in a ceramic matrix material having a greater percentage of free silicon than the chemical vapor infiltration ceramic matrix composite base portion.

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