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:
May. 09, 2017

Filed:

Sep. 14, 2015
Applicants:

Waseda University, Tokyo, JP;

Microtracbel Corporation, Osaka, JP;

Inventors:

Masahiko Matsukata, Tokyo, JP;

Kazuyuki Nakai, Osaka, JP;

Masayuki Yoshida, Osaka, JP;

Assignees:

Waseda University, Tokyo, JP;

MicrotracBEL Corp., Osaka, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 15/08 (2006.01);
U.S. Cl.
CPC ...
G01N 15/088 (2013.01); G01N 2015/0866 (2013.01);
Abstract

An adsorption characteristic measuring apparatus according to the invention supplies a predetermined adsorption gas to a film formed body as a sample accommodated in a sample tube to measure adsorption characteristics. In the inside of the sample tube, a void between an inner wall surface of the sample tube and the sample is filled with a particle-like filler having higher thermal conductivity than the adsorption gas under a measurement pressure. In addition, a glass rod as a dead volume reducing rod, a spacer ring for forming a thermal insulation space between the particle-like filler and the glass rod, and a reflective plate for reflecting radiant heat are disposed.


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