METHOD AND APPARATUS FOR PRODUCING POWDER AND METHOD FOR MANUFACTURING SHAPED OBJECT

Invention Application

US20170165748A1 METHOD AND APPARATUS FOR PRODUCING POWDER AND METHOD FOR MANUFACTURING SHAPED OBJECT 审中-公开

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Patent Title: METHOD AND APPARATUS FOR PRODUCING POWDER AND METHOD FOR MANUFACTURING SHAPED OBJECT
Application No.: US15373293

Application Date: 2016-12-08
Publication No.: US20170165748A1

Publication Date: 2017-06-15
Inventor: Koh Kamachi , Koji Kitani
Applicant: CANON KABUSHIKI KAISHA
Priority: JP2015-241004 20151210; JP2015-241006 20151210
Main IPC: B22F1/02
IPC: B22F1/02 ; C23C8/24 ; B33Y40/00 ; B33Y10/00 ; B33Y30/00 ; B22F3/105 ; C23C8/20

METHOD AND APPARATUS FOR PRODUCING POWDER AND METHOD FOR MANUFACTURING SHAPED OBJECT

Abstract:

A method for producing a powder includes forming a layer of a raw material powder, and performing one of an operation of nitriding the raw material powder of the layer in an atmosphere containing nitrogen or an operation of carbonizing the raw material powder of the layer in an atmosphere containing carbon.

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