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. 09, 1995
Filed:
Dec. 30, 1992
Applicant:
Inventors:
Roland Thome, Bonn, DE;
Hubertus Schmidt, Eitorf, DE;
Reinhard Feige, Bonn, DE;
Ulrich Bollmann, Halle, DE;
Rudiger Lange, Lelha, DE;
Seigfried Engels, Halle-Neustadt, DE;
Assignees:
Vereinigte Aluminium-Werke A.G., Bonn, DE;
Leuna-Werke AG, Leuna, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ;
U.S. Cl.
CPC ...
502355 ; 502439 ; 423625 ;
Abstract
The invention relates to a partially crystalline, transitional aluminum oxide containing 4-fold and 5-fold coordinated aluminum oxide in a ratio of at least 1:2. The invention also relates to a method of making this composition. The composition is particularly useful as starting material for manufacturing highly reactive molded articles. Accordingly, the invention also relates to this manufacturing process.