Chemistry: electrical and wave energy – Processes and products – Electrostatic field or electrical discharge
Patent
1980-05-13
1982-05-25
Gantz, Delbert E.
Chemistry: electrical and wave energy
Processes and products
Electrostatic field or electrical discharge
20412943, 204224M, 204225, 204228, 219 69S, B23P 102, B23P 112, B23K 916
Patent
active
043315240
ABSTRACT:
A method and apparatus for electrolytic processing of a metallic workpiece in which short circuits in the operating gap which produce an arc are detected and extinguished by an auxiliary d.c. current of limited duration and counter to the direction of flow of the operating current without withdrawing the electrode or cutting off the operating current.
REFERENCES:
patent: 3617680 (1971-11-01), Grosskopf
patent: 3673371 (1972-06-01), Smith et al.
patent: 3749877 (1973-07-01), Lobur
patent: 3825713 (1974-07-01), Bell, Jr.
patent: 3884790 (1975-05-01), Kobayashi et al.
patent: 4242555 (1980-12-01), Delpretti
AEG-Elotherm G.m.b.H.
Gantz Delbert E.
Valentine Donald R.
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