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. 08, 1983
Filed:
Jan. 28, 1981
Applicant:
Inventors:
Assignee:
Bulten-Kanthal AB, Hallstahammar, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B / ;
U.S. Cl.
CPC ...
219552 ; 75124 ; 7512 / ; 219541 ; 219544 ; 338238 ;
Abstract
An electrical tubular element with an outer, metallic casing (1) surrounding a resistor element (2) of a Fe-Cr-Al alloy embedded in an insulating material (3), is given improved durability by adding to the resistor alloy Y, Hf, Sc or one or more lanthanides in an amount of 0.01-1 percent by weight.
Lindskog, Nils. (1983). Electrical heating element (U.S. Patent No. 4376245). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4376245
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile