Patent · US Active

Additively manufactured integrated casting core structure with ceramic shell

US11235491B2 · kind B2 · utility

0Cited by

17References

16Claims

0Family size

Assignee

General Electric Company · US

Inventors

Xi Yang · Mason, US
Michael Cole · Mason, US
Michael C. Brown · Dresher, US
Gregory Terrence Garay · West Chester, US
Tingfan Pang · Sharonville, US
Brian David Przeslawski · Monroe, US
Douglas Gerard Konitzer · Sharonville, US

Key dates

Filing date	Aug 5, 2019
Grant date	Feb 1, 2022
Priority date	—
Expiry date	Aug 5, 2039

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T50/60
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

Integrated core-shell investment casting molds include a filament structure corresponding to a cooling hole pattern in the surface of the turbine blade, stator vane, or shroud.

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