Title: Scrap washing system

Abstract: A scrap washing system wherein scrap metal, such as crushed engine blocks or other oil and grease contaminated metal scrap, is cleaned by a washing operation to remove the oil, grease or other foreign materials prior to the melting of the scrap for reuse, the system including a drum-type tumble and hot wash machine wherein the scrap parts are first subjected to a tumbling or impacting step to remove loose residue, the scrap then being soaked in a bath of hot cleaning solution and then subjected to a spray cleaning step prior to discharge from the drum, the system including conveyor mechanism for continuously recovering scrap fines discharged from the drum as an incident of the recovery and recycling of the washing solution, together with means for continuously collecting and removing both oil and sludge from the system as the washing solution is collected for reuse.

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Inventors: Seiwert, Paul J. (Cincinnati, OH, US)

Application Number: 519620
Filing Date: 1974-10-31
Publication_date: 1976-08-10
Assignee: The MacLeod Company (Cincinnati, OH)
Primary Class(es): 134/63 134/104.4
Other Classes:
US Patent Ref:

967008	Aug, 1910	Franz	209/272.
2196451	Apr, 1940	Holzer	209/17.
2572236	Oct, 1951	Anderson	210/297.
2782929	Feb, 1957	Colket	210/320.
3243039	Mar, 1966	Harshberger	209/17.
3273573	Sep, 1966	Southard	134/104.
3411518	Nov, 1968	Fisher et al.	134/104.
3456798	Jul, 1969	Urdanoff	210/167.
3506022	Apr, 1970	Nolte	134/104.
3754559	Aug, 1973	Seiwert	134/104.

Other Refs:
Primary Examiner: Feldman, Peter
Assistant Examiner: Pous, Robert
Attorney: Melville, Strasser, Foster & Hoffman