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. 01, 2012

Filed:

Aug. 31, 2009
Applicants:

Sang Hyun Kim, Gyeonggi-do, KR;

Ki Ho Hwang, Gyeonggi-do, KR;

Inventors:

Sang Hyun Kim, Gyeonggi-do, KR;

Ki Ho Hwang, Gyeonggi-do, KR;

Assignees:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01D 35/153 (2006.01); B01D 39/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention provides a receptacle filter for charging hydrogen which can reliably remove impurities from hydrogen gas when charging hydrogen into a tank. The receptacle filter of the present invention includes a filtering unit which removes impurities from hydrogen gas, and a one-way control valve which controls the flow direction of hydrogen gas.


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