Chemistry: electrical and wave energy – Apparatus – Electrolytic
Patent
1977-12-07
1978-08-29
Mack, John H.
Chemistry: electrical and wave energy
Apparatus
Electrolytic
204228, 20412965, 204DIG8, B23P 102, C25F 302, C25F 314
Patent
active
041101901
ABSTRACT:
Apparatus for etching fine grooves in surfaces by the combination of pulsed currents in a modified Electro-Chemical Machining method in combination with a flow guiding template.
The apparatus is very suitable for the etching of grooves in a surface used in a bearing.
REFERENCES:
patent: 3480537 (1969-11-01), Garnett
patent: 3644181 (1972-02-01), Donaldson
patent: 3748239 (1973-07-01), DeLavalette
Mack John H.
Ultra Centrifuge Nederland N.V.
Valentine D. R.
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