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:
Aug. 30, 1977
Filed:
Jun. 30, 1976
Applicant:
Inventors:
Haruo Miyamoto, Nagoya, JA;
Tokuhisa Miyamatsu, Nagoya, JA;
Seiichi Shirakawa, Nagasaki, JA;
Hidetoshi Takamoku, Nagasaki, JA;
Assignees:
Mitsubishi Rayon Co., Ltd., Tokyo, JA;
Mitsubishi Heavy Industries, Ltd., Tokyo, JA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210 36 ; 210 / ; 210 40 ;
Abstract
The invention is a filter which comprises a porous support covered by carbonaceous fibers having a carbon content of at least 85%, wherein the individual fibers have a length in the range of from 0.1 to 5 mm and a diameter in the range of from 1 to 50 .mu. and acidic groups in a concentration of at least 0.01 meq/g on their surface. The filter is particularly useful for removing substances from water in a supply system for a steam generator.