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:
Oct. 22, 2002
Filed:
Nov. 24, 2000
Applicant:
Inventors:
Tatsuaki Sumitani, Osaka, JP;
Tomomi Takahashi, Okayama, JP;
Masao Ieno, Okayama, JP;
Yoshitaka Saito, Souka, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 5/000 ; B01D 4/500 ;
U.S. Cl.
CPC ...
B01D 5/000 ; B01D 4/500 ;
Abstract
A filter unit for removing particulates in a gas to be treated, which unit includes a gas impermeable bulkhead that forms a channel through which the gas advances in the filter unit at least one round, and a filter member laminated on at least one side surface of the bulkhead without closing the channel. The filter unit or filter of the present invention reduces a load on a harm removing equipment, which in turn lowers the cleaning frequency and markedly prolongs the service life of the equipment.