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:
Aug. 23, 1994
Filed:
Jul. 02, 1992
Applicant:
Inventors:
Francois Delwel, Dordrecht, NL;
Theo J Osinga, Cadier en Keer, NL;
Joseph P Theunissen, Eysden, NL;
Jack M Vrancken, Maastricht, NL;
Assignee:
Unilever Patent Holdings B.V., Vlaardingen, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
423334 ; 423332 ;
Abstract
Alkali metal silicate solutions are formed into granules in a single stage. The heated solution is sprayed into a heated drum having a multiplicity of arms fixed to a rapid by rotating central shaft. A gas, preferably air, heated to 150.degree. C. to 200.degree. C. is also introduced with the silicate solution and a granulated product is obtained from the other end of the drum.