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:
Nov. 30, 2010

Filed:

Dec. 14, 2007
Applicants:

Mitsuya Hosoe, Saitama, JP;

Yusuke Sogawa, Utsunomiya, JP;

Inventors:

Mitsuya Hosoe, Saitama, JP;

Yusuke Sogawa, Utsunomiya, JP;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B 6/00 (2006.01); C01B 3/26 (2006.01);
U.S. Cl.
CPC ...
Abstract

After AlHis synthesized, ball milling is performed under a condition in which a force of 2 G to 20 G (G represents the acceleration of gravity) is applied, to thereby provide AlHhaving an X-ray diffraction pattern in the form of a halo pattern. That is, for example, nanostructured AlHis provided, in which a grain boundary phase intervenes in a matrix phase, a side length tof the matrix phase is not more than 20 nm, and a width wof the grain boundary phase is not more than 10 nm. Alternatively, amorphous AlHmay be provided. Further, hydrogen is released from AlHon which ball milling has been completed, and then the hydrogen is absorbed to induce a change into AlHx (provided that 0<x≦3 is satisfied). A dopant may also be added. A hydrogen storage container is constructed accommodating the hydrogen absorbing material, which is obtained as described above, inside the container.


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