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:
Jan. 11, 2011
Filed:
Oct. 20, 2003
Carina Önneby, Västerås, SE;
Anders Gustafsson, Alingsås, SE;
Eva Mårtensson, Västerås, SE;
Lars Palmovist, Alingsås, SE;
Richard W. Siegel, Menands, NY (US);
Jung-il Hong, Troy, NY (US);
Linda Schadler Feist, Clifton Park, NY (US);
Carina Önneby, Västerås, SE;
Anders Gustafsson, Alingsås, SE;
Eva Mårtensson, Västerås, SE;
Lars Palmovist, Alingsås, SE;
Richard W. Siegel, Menands, NY (US);
Jung-Il Hong, Troy, NY (US);
Linda Schadler Feist, Clifton Park, NY (US);
ABB Research Ltd., Zürich, CH;
Abstract
A field grading material including a polymeric matrix provided with a filler. The filler includes a field grading effective amount of particles having at least one dimension smaller than or equal to 100 nm. A device including the field grading material for grading an electric field in high-voltage applications and a method for grading an electric field at a joint or termination of an electric power cable using the field grading material.