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:
Apr. 04, 1978
Filed:
Mar. 27, 1975
Applicant:
Inventors:
Bruno Notari, San Donato Milanese, IT;
Luigi Rivola, San Donato Milanese, IT;
Assignee:
Snamprogetti, S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01F / ; C01F / ;
U.S. Cl.
CPC ...
2521 / ; 423126 ; 423127 ; 423462 ; 423495 ;
Abstract
Aluminum chlorohydroxide represented by the formula Al.sub.2 (OH).sub.x Cl.sub.y in which x and y range from 1 to 4 and 5 to 2, respectively, is produced by reacting hydrochloric acid with an amount of aluminum oxide or hydroxide which is equal to or slightly greater than the stoichiometric amount for obtaining aluminum trichloride, in the temperature range of from 160.degree. to 270.degree. C, and in the pressure range of from 0.1 to 50 kg/cm.sup.2.