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. 22, 1982
Filed:
Nov. 19, 1979
Applicant:
Inventors:
Rainer Schmidberger, Bermatingen, DE;
Hilmar Franke, Friedrichshafen, DE;
Assignee:
Dornier System GmbH., , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01G / ;
U.S. Cl.
CPC ...
423594 ; 423265 ;
Abstract
A hard ferrite powder with the composition BaO.6Fe.sub.2 O.sub.3 composed of particles in the size range from about 1 to 10 microns and being easily separated into primary grains (monocrystal domains) which contain at least about 85% of primary grains with hexagonal lattice structures and sizes equal to or less than 0.5 micron.