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.
Patent No.:
Date of Patent:
Jun. 11, 2002
Filed:
Feb. 23, 2001
Applicant:
Inventors:
Shinji Karino, Ageo, JP;
Ryouma Tsukuda, Ageo, JP;
Yuichi Anno, Ageo, JP;
Isamu Yashima, Ageo, JP;
Hitoshi Kajino, Ageo, JP;
Assignee:
Mitsui Mining & Smelting Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 3/534 ;
U.S. Cl.
CPC ...
H01L 3/534 ;
Abstract
A process for producing a thermoelectric material comprising mixing at least two of bismuth, tellurium, selenium, and antimony and, if desired, a dopant, melting the mixture, grinding the resulting alloy ingot, forming the powder, and sintering the green body under normal pressure, or hot pressing the powder, wherein the grinding and the normal sintering or hot pressing are carried out in the presence of a solvent represented by C H OH or C H CO (wherein n is 1, 2 or 3).