Stock material or miscellaneous articles – All metal or with adjacent metals – Laterally noncoextensive components
Patent
1989-08-04
1991-11-05
Dean, Richard O.
Stock material or miscellaneous articles
All metal or with adjacent metals
Laterally noncoextensive components
428606, C22C 3200
Patent
active
050631187
ABSTRACT:
The abrasive dental strip for teeth and teeth fillings is formed of a foil-like metal strips solidified from a melt and containing a homogeneous metal matrix in which hard particles such as zeta-chromium boride particles are fixed. The strip is easy to manufacture and provides increased protection against loosening of the hard particles from the strip during use.
REFERENCES:
patent: 4853182 (1989-08-01), Cornie et al.
patent: 4865806 (1989-09-01), Skibo et al.
Dean Richard O.
Schumaker David W.
Sulzer Brothers Limited
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