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:
Mar. 20, 1990
Filed:
Aug. 13, 1987
Applicant:
Inventors:
Francis Raatz, Rueil Malmaison, FR;
Laurent Petit, Les Mureaux, FR;
Christian Marcilly, Houilles, FR;
Jean-Paul Bournonville, Cergy Pontoise, FR;
Christine Travers, Rueil Malmaison, FR;
Pierre Dufresne, Rueil Malmaison, FR;
Assignee:
Institut Francais du Petrole, Rueil-Malmaison, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10G / ; B01J / ;
U.S. Cl.
CPC ...
208111 ; 502 66 ;
Abstract
The present invention concerns a new decationized, dealuminated and stabilized zeolite of L type, characterized particularly by: