Patent · US Expired

Non-stoichiometric lithium ferrite carrier

US5798198A · kind A · utility

13Cited by
40References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 13, 1995
Grant dateAug 25, 1998
Priority date
Expiry dateNov 13, 2015

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/1085
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A non-stoichiometric lithium ferrite powder having a compositional range represented by the formula: EQU (Li.sub.2 O).sub.0.25 (Fe.sub.2 O.sub.3).sub.0.25 !.sub.x (Fe.sub.2 O.sub.3).sub.1.00-x where 0.35<x.ltoreq.0.50 mole fraction provides an environmentally safe carrier.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.