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:
Jul. 24, 1984
Filed:
May. 10, 1982
Applicant:
Inventors:
Chung-Ji Tschang, Frankenthal, DE;
Heinrich Klefenz, Hochdorf-Assenheim, DE;
Axel Sanner, Frankenthal, DE;
Wolfgang Zahn, Altrip, DE;
Assignee:
BASF Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12N / ; B01J / ;
U.S. Cl.
CPC ...
435176 ; 264-41 ; 264-43 ; 424 94 ; 4272133 ; 42721332 ; 435182 ; 436527 ; 436535 ; 436823 ; 436826 ;
Abstract
A process for the preparation of an enzymatically active formulation embedded in silica gel, wherein an aqueous mixture of an enzymatically active formulation and a dissolved alkali metal silicate and/or ammonium silicate is suspended in an organic, water-immiscible fluid and then converted to a water-insoluble gel.