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:
Mar. 26, 2002
Filed:
Mar. 30, 2000
Applicant:
Inventors:
Assignee:
SOFTAL Electronic Erik Blumenfeld GmbH & Co., Hamburg, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 1/908 ;
U.S. Cl.
CPC ...
B01J 1/908 ;
Abstract
A barrier electrode for the treatment of surfaces of electronically conductive or non-conductive materials with medium frequency electric discharges and a barrier electrode arrangement with one or more such barrier electrodes, wherein the barrier electrode is constructed as a tube of dielectric material with two ducts extending parallel to each other in the longitudinal direction of the tube. The duct which in the position of use faces the counter electrode is provided with a high voltage conductor and the other duct serves for supplying a temperature-influencing medium or a process gas.