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:
Apr. 02, 1985
Filed:
May. 11, 1984
Applicant:
Inventors:
Akira Inoue, Kawasaki, JP;
Shinji Takase, Yokohama, JP;
Yasuo Sekido, Yokohama, JP;
Masao Mori, Yokosuka, JP;
Tatsuki Kubo, Kawasaki, JP;
Assignee:
Nippon Oil Company, Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ;
U.S. Cl.
CPC ...
502263 ; 502355 ; 502407 ; 502414 ; 502439 ; 502527 ;
Abstract
Provided is a method for the preparation of alumina or silica-alumina catalyst carriers which comprises blending a precursor of alumina or silica-alumina carriers with polytetrafluoroethylene resin particles, warming the blend and subjecting the same to a compression and shearing operation in a blender, followed by drying and baking.