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:
May. 19, 1987
Filed:
Sep. 18, 1985
Applicant:
Inventors:
Marco Taramasso, San Donato Milanese, IT;
Giovanni Manara, San Donato Milanese, IT;
Vittorio Fattore, San Donato Milanese, IT;
Bruno Notari, San Donato Milanese, IT;
Assignee:
Snamprogetti, S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
423326 ; 423277 ; 423328 ; 423329 ; 423335 ; 423339 ; 502 60 ; 502 66 ; 502 74 ; 502 77 ; 502242 ;
Abstract
The invention provides a silica-based crystalline material that incorporates titanium into the crystal lattice. A process for preparing this material is also disclosed which is based on the reaction of silica, tetra-alkyl orthotitante and tetrapropyl-ammonium hydroxide.