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:
May. 26, 1981
Filed:
Aug. 07, 1979
Applicant:
Inventors:
Assignee:
Kureha Kagaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; B01J / ;
U.S. Cl.
CPC ...
422171 ; 55223 ; 110215 ; 261 17 ; 261112 ; 261113 ; 261D / ;
Abstract
A method and apparatus for removing sulfur dioxide from an exhaust gas with use of an absorbent containing a salt of an organic acid within a scrubber provided with perforated plates, characterized in that the vapor of organic acid discharged from the top of the perforated plates is absorbed into the absorbent with a pH value of 6 to 8 within wetted walls provided on the upper side of the perforated plates.
Yaguchi, Kunihide. (1981). Scrubber for removal of sulfur dioxide from exhaust gas (U.S. Patent No. 4269806). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4269806
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile