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:
Mar. 06, 1979
Filed:
Jun. 20, 1977
Applicant:
Inventors:
Hideshi Sato, Tokyo, JP;
Takashi Otsubo, Machida, JP;
Syunsuke Goto, Sagamihara, JP;
Minoru Amano, Sagamihara, JP;
Naoyuki Seriu, Machida, JP;
Assignee:
Nippon Steel Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ; G01N / ;
U.S. Cl.
CPC ...
73 19 ;
Abstract
Hydrogen in a metal, particularly in a welded metal, can be quantitatively measured by a simple apparatus using sequence control or computer control. The lower limit of hydrogen to be measured according to this invention is much lower yet is more accurate as compared with the prior mechanism of this field.