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. 10, 1995
Filed:
Jul. 06, 1994
Applicant:
Inventors:
Sven I Hommeltoft, Hillerod, DK;
Claus J Jacobsen, Copenhagen, DK;
Assignee:
Haldor Topoe A/S, , DK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; B01J / ;
U.S. Cl.
CPC ...
585730 ; 585719 ; 585723 ; 585724 ; 585802 ;
Abstract
A method of recovery of acid catalyst from acid soluble oil being formed in a process for alkylation of hydrocarbons and containing valuable amounts of spent acid catalyst which method comprises,
Hommeltoft, Sven. (1995). Recovery of spent acid catalyst from alkylation of hydrocarbons (U.S. Patent No. 5457258). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5457258
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