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:
Jun. 01, 1999
Filed:
Dec. 23, 1996
Applicant:
Inventors:
Christian Stenzel, Friedrichshafen, DE;
Harald Lenski, Uberlingen, DE;
Werner Wiesbeck, Keltern--Ellmendingen, DE;
Frank Demmerle, Karlsruhe, DE;
Assignee:
Dornier GmbH, , DE;
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
4222451 ; 117206 ; 117900 ;
Abstract
The invention provides an apparatus for growing zeolite crystals from an aqueous solution in a metallic pressure tank for admitting pressure to the aqueous solution. Devices for feeding microwave energy into the aqueous solution comprise a capacitor between whose plates the aqueous solution is situated, one of the capacitor plates being formed by a wall of the pressure tank and the other capacitor plate being arranged in the interior of the pressure tank.