Method and apparatus for collecting precious metal particles

Details Method and apparatus for collecting precious metal particles Method and apparatus for collecting precious metal particles

1977-02-14

1978-10-17

Whitehead, Harold D.

Abrasive tool making process, material, or composition

Impregnating or coating an abrasive tool

51281R, B24B 5506

Patent

active

041201213

ABSTRACT:
An apparatus for collecting gold and other precious metal dust comprising an enclosure defining a working area within which is positioned a rotating, work contacting wheel, an abrasive belt or vibrating abrasive plates. The enclosure comprises a transparent back, a rearwardly slanted floor, spaced sides and a forwardly slanted top having a reflecting under-surface. A lamp mounts exteriorly of the back in position to direct light rays to the under-surface for reflection upon the working area. A pump delivers water from a reservoir to a multi-outlet flow control fitting having a valved nozzle outlet, a valved wash outlet and a free flowing jet return outlet. Hoses are connected respectively to the outlets for work wetting, enclosure cleaning and drain clearing purposes.

REFERENCES:
patent: 1797261 (1931-03-01), Hallman
patent: 2111782 (1938-03-01), Hudson
patent: 3032940 (1962-05-01), Sutton
patent: 3651607 (1972-03-01), Lee

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