Title: Method for the containment of oils and oil sludges

Abstract: A method for the solidification and containment of sludge from an oil reclaiming process to permit environmentally safe storage disposal of the sludge and particularly electric transformer oil containing PCB's. In the process, the sludge or oil is mixed with fuller's earth in a weight ratio of at least 40:60 of fuller's earth to sludge or oil. The fuller's earth has a particle size not greater than -4 mesh to 0 mesh range and a moisture content of less than 12%. The mixture is allowed to harden to a paste like solid material and conveyed to a conventional land fill storage disposal site.

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Inventors: Edgar, Allen C. (Gainesville, FL, US)
Smith, George N. (Ocala, FL, US)

Application Number: 829913
Filing Date: 1977-09-01
Publication_date: 1979-03-13
Assignee: Mid-Florida Mining Co. (Lowell, FL)
Primary Class(es): 208/13 106/284.01, 208/183, 210/909
Other Classes:
US Patent Ref:

1634514	Jul, 1927	Rial et al.	208/13.
1896583	Feb, 1933	Hoover	208/13.
2045906	Jun, 1936	Gardner et al.	106/281.
2139161	Dec, 1938	Hutchins et al.	106/281.
3043771	Jul, 1962	Bloch	208/13.
3716474	Feb, 1973	Hess et al.	208/13.
4028240	Jul, 1977	Manchak	208/13.

Other Refs:
Primary Examiner: Levine, Herbert
Assistant Examiner:
Attorney: Littlepage, Quaintance, Murphy, Richardson and Webner