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:
Jul. 19, 1977
Filed:
Jun. 25, 1976
Applicant:
Inventors:
Toshiaki Ogoshi, Funabashi, JA;
Yozo Miyawaki, Chiba, JA;
Fusao Kondo, Chiba, JA;
Susumu Sakurai, Narashino, JA;
Assignee:
Lion Fat & Oil Co., Ltd., Tokyo, JA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ; C07B / ;
U.S. Cl.
CPC ...
23283 ; 261112 ;
Abstract
A cylindrical apparatus for continuous sulfonation of an organic liquid is provided with an annular feeding device for permitting the organic liquid to flow in the form of a film down a reaction wall. The annular feeding device is provided with a number of slots in a horizontal and equidistant manner in a row.