The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 06, 1979

Filed:

Nov. 12, 1976
Applicant:
Inventors:

Yoshihiro Kajinaga, Chiba, JP;

Ichio Sakurada, Ichihara, JP;

Shunji Ito, Chiba, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F / ; B22F / ;
U.S. Cl.
CPC ...
75201 ; 294205 ; 7520 / ; 75223 ; 75224 ; 75226 ;
Abstract

A metal block having a high density can be easily obtained directly from metal powder by charging the metal powder in a metallic container, disposing carbonaceous powder through a partition plate on the metal powder so as to interrupt the metal powder from the air, uniformly heating the metal powder in the air together with the container and subjecting the metal powder in the air together with the container to a primary hot working and to a secondary hot working with or without effecting a uniform heating step.


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