Chemistry: electrical and wave energy – Processes and products – Electrostatic field or electrical discharge
Patent
1991-06-13
1992-11-03
Valentine, Donald R.
Chemistry: electrical and wave energy
Processes and products
Electrostatic field or electrical discharge
20412955, 20412995, 2041415, C25F 306
Patent
active
051605899
ABSTRACT:
A new procedure for reduction of the cross-section of a wire used in orthodontics for displacement of teeth in which the wire is partially immersed in the area of the portion of the wire to be reduced into a titanium tray containing an 85% orthophosphoric acid solution and the tray is connected to a negative battery pole while the wire is connected to the positive pole of the battery.
REFERENCES:
patent: 2803596 (1957-08-01), Brown
patent: 3287238 (1966-11-01), Latawiec et al.
patent: 3740324 (1973-06-01), Lesher
patent: 3900376 (1975-08-01), Copsey et al.
patent: 4375396 (1983-03-01), Beggs et al.
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