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:
Dec. 07, 2004
Filed:
Nov. 29, 2002
Applicant:
Inventors:
Kottapalli Koteswara Rao, Andhra Pradeah, IN;
Bhavnari Puma Chandra Rao, Andhra Pradeah, IN;
Boyapati Manoranjan Choudary, Andhra Pradeah, IN;
Lakshmi Kantam Mannepalli, Andhra Pradeah, IN;
Vijaya Raghavan Kondapuram, Andhra Pradeah, IN;
Assignee:
Council of Scientific and Industrial Research, New Delhi, IN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 3/904 ;
U.S. Cl.
CPC ...
C01B 3/904 ;
Abstract
The present invention relates to the preparation of nanocrystalline zeolite beta by a modified aerogel protocol comprising four steps, namely, hydrolysis, nucleation, crystallization and supercritcal drying.