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Title: Method and apparatus for fabricating ceramic and metal components via additive manufacturing with uniform layered radiation drying

Patent ·
OSTI ID:1568193

A freeform extrusion fabrication process for producing three-dimensional ceramic, metal and functionally gradient composite objects, including the steps of filling a plurality of paste sources with a respective plurality of aqueous paste compositions, operationally connecting respective syringes containing respective aqueous paste compositions to a mixing chamber, moving a first aqueous paste composition from a first respective paste source into the mixing chamber, moving a second aqueous paste composition from a second respective paste source into the mixing chamber, mixing the first and second aqueous paste compositions to define a first admixture having a first admixture composition, extruding the first admixture onto a surface to define an extruded layer having a first admixture composition, surrounding the sides of the extruded layer with an oil bath, radiatively drying the extruded layer.

Research Organization:
Univ. of Missouri, Columbia, MO (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
FE0012272
Assignee:
The Curators of the University of Missouri (Columbia, MO)
Patent Number(s):
10,259,158
Application Number:
15/130,261
OSTI ID:
1568193
Resource Relation:
Patent File Date: 04/15/2016
Country of Publication:
United States
Language:
English

References (5)

Infusion pump with a sealed drive mechanism and improved method of occlusion detection patent July 2002
Layer manufacturing apparatus and process patent June 2002
Consumable Materials Having Customized Characteristics patent-application December 2010
Solid freeform fabrication using chemically reactive suspensions patent September 2002
Method and apparatus for rapid freezing prototyping patent June 2001

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